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https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
is_two_preprimitive_weak_jordan
[455, 1]
[603, 14]
rfl
case right n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this✝ : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) this : Set.ncard t ≠ 0 ⊢ Set.ncard t = Set.ncard t
no goals
Please generate a tactic in lean4 to solve the state. STATE: case right n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this✝ : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) this : Set.ncard t ≠ 0 ⊢ Set.ncard t = Set.ncard t TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
is_two_preprimitive_weak_jordan
[455, 1]
[603, 14]
rw [← Nat.pos_iff_ne_zero]
case h n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) ⊢ Set.ncard t ≠ 0
case h n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) ⊢ 0 < Set.ncard t
Please generate a tactic in lean4 to solve the state. STATE: case h n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) ⊢ Set.ncard t ≠ 0 TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
is_two_preprimitive_weak_jordan
[455, 1]
[603, 14]
apply Nat.lt_of_add_lt_add_right
case h n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) ⊢ 0 < Set.ncard t
case h.a n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) ⊢ 0 + ?h.n < Set.ncard t + ?h.n case h.n n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) ⊢ ℕ
Please generate a tactic in lean4 to solve the state. STATE: case h n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) ⊢ 0 < Set.ncard t TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
is_two_preprimitive_weak_jordan
[455, 1]
[603, 14]
rw [Set.ncard_inter_add_ncard_union, zero_add, smul_set_ncard_eq, hsn, ← two_mul]
case h.a n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) ⊢ 0 + ?h.n < Set.ncard t + ?h.n case h.n n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) ⊢ ℕ
case h.a n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) ⊢ Set.ncard (s ∪ g • s) < 2 * Nat.succ n
Please generate a tactic in lean4 to solve the state. STATE: case h.a n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) ⊢ 0 + ?h.n < Set.ncard t + ?h.n case h.n n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) ⊢ ℕ TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
is_two_preprimitive_weak_jordan
[455, 1]
[603, 14]
apply lt_of_lt_of_le _ hn2
case h.a n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) ⊢ Set.ncard (s ∪ g • s) < 2 * Nat.succ n
n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) ⊢ Set.ncard (s ∪ g • s) < Fintype.card α
Please generate a tactic in lean4 to solve the state. STATE: case h.a n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) ⊢ Set.ncard (s ∪ g • s) < 2 * Nat.succ n TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
is_two_preprimitive_weak_jordan
[455, 1]
[603, 14]
rw [← not_le]
n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) ⊢ Set.ncard (s ∪ g • s) < Fintype.card α
n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) ⊢ ¬Fintype.card α ≤ Set.ncard (s ∪ g • s)
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) ⊢ Set.ncard (s ∪ g • s) < Fintype.card α TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
is_two_preprimitive_weak_jordan
[455, 1]
[603, 14]
intro h
n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) ⊢ ¬Fintype.card α ≤ Set.ncard (s ∪ g • s)
n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) h : Fintype.card α ≤ Set.ncard (s ∪ g • s) ⊢ False
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) ⊢ ¬Fintype.card α ≤ Set.ncard (s ∪ g • s) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
is_two_preprimitive_weak_jordan
[455, 1]
[603, 14]
apply this
n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) h : Fintype.card α ≤ Set.ncard (s ∪ g • s) ⊢ False
n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) h : Fintype.card α ≤ Set.ncard (s ∪ g • s) ⊢ a ∈ s ∪ g • s
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) h : Fintype.card α ≤ Set.ncard (s ∪ g • s) ⊢ False TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
is_two_preprimitive_weak_jordan
[455, 1]
[603, 14]
convert Set.mem_univ a
n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) h : Fintype.card α ≤ Set.ncard (s ∪ g • s) ⊢ a ∈ s ∪ g • s
case h.e'_5 n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) h : Fintype.card α ≤ Set.ncard (s ∪ g • s) ⊢ s ∪ g • s = Set.univ
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) h : Fintype.card α ≤ Set.ncard (s ∪ g • s) ⊢ a ∈ s ∪ g • s TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
is_two_preprimitive_weak_jordan
[455, 1]
[603, 14]
apply Set.eq_of_subset_of_ncard_le (Set.subset_univ _) _ Set.finite_univ
case h.e'_5 n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) h : Fintype.card α ≤ Set.ncard (s ∪ g • s) ⊢ s ∪ g • s = Set.univ
n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) h : Fintype.card α ≤ Set.ncard (s ∪ g • s) ⊢ Set.ncard Set.univ ≤ Set.ncard (s ∪ g • s)
Please generate a tactic in lean4 to solve the state. STATE: case h.e'_5 n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) h : Fintype.card α ≤ Set.ncard (s ∪ g • s) ⊢ s ∪ g • s = Set.univ TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
is_two_preprimitive_weak_jordan
[455, 1]
[603, 14]
simp only [Set.ncard_univ, Nat.card_eq_fintype_card]
n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) h : Fintype.card α ≤ Set.ncard (s ∪ g • s) ⊢ Set.ncard Set.univ ≤ Set.ncard (s ∪ g • s)
n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) h : Fintype.card α ≤ Set.ncard (s ∪ g • s) ⊢ Fintype.card α ≤ Set.ncard (s ∪ g • s)
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) h : Fintype.card α ≤ Set.ncard (s ∪ g • s) ⊢ Set.ncard Set.univ ≤ Set.ncard (s ∪ g • s) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
is_two_preprimitive_weak_jordan
[455, 1]
[603, 14]
exact h
n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) h : Fintype.card α ≤ Set.ncard (s ∪ g • s) ⊢ Fintype.card α ≤ Set.ncard (s ∪ g • s)
no goals
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ hrec : ∀ m < n, ∀ {α : Type u_1} {G : Type u_2} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α] [inst_3 : DecidableEq α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ m → 1 + Nat.succ m < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α 2 α : Type u_1 G : Type u_2 inst✝³ : Group G inst✝² : MulAction G α inst✝¹ : Fintype α inst✝ : DecidableEq α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hs_prim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) hs_ne_top : s ≠ ⊤ hs_nonempty : Set.Nonempty s hn : Nat.succ n ≥ 2 hn2 : 2 * Nat.succ n ≥ Fintype.card α a : α ha : a ∈ sᶜ b : α hb : b ∈ sᶜ hab : a ≠ b g : G hga : a ∈ g • sᶜ hgb : b ∉ g • sᶜ t : Set α := s ∩ g • s this : a ∉ s ∪ g • s ht_prim : IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) h : Fintype.card α ≤ Set.ncard (s ∪ g • s) ⊢ Fintype.card α ≤ Set.ncard (s ∪ g • s) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
revert α G
α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α n : ℕ hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hprim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ n)
n : ℕ ⊢ ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n)
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α n : ℕ hsn : Set.ncard s = Nat.succ n hsn' : 1 + Nat.succ n < Fintype.card α hprim : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ n) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
induction' n with n hrec
n : ℕ ⊢ ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n)
case zero ⊢ ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ Nat.zero → 1 + Nat.succ Nat.zero < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ Nat.zero) case succ n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) ⊢ ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ (Nat.succ n) → 1 + Nat.succ (Nat.succ n) < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ (Nat.succ n))
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ ⊢ ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
intro α G _ _ _ hG s hsn hα hGs
case succ n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) ⊢ ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ (Nat.succ n) → 1 + Nat.succ (Nat.succ n) < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ (Nat.succ n))
case succ n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ (Nat.succ n))
Please generate a tactic in lean4 to solve the state. STATE: case succ n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) ⊢ ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ (Nat.succ n) → 1 + Nat.succ (Nat.succ n) < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ (Nat.succ n)) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [← Set.ncard_pos, hsn]
case succ n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) ⊢ Set.Nonempty s
case succ n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) ⊢ 0 < Nat.succ (Nat.succ n)
Please generate a tactic in lean4 to solve the state. STATE: case succ n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) ⊢ Set.Nonempty s TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
apply Nat.succ_pos
case succ n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) ⊢ 0 < Nat.succ (Nat.succ n)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case succ n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) ⊢ 0 < Nat.succ (Nat.succ n) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
intro α G _ _ _ hG s hsn _ hGs
case zero ⊢ ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ Nat.zero → 1 + Nat.succ Nat.zero < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ Nat.zero)
case zero α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ Nat.zero hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ Nat.zero)
Please generate a tactic in lean4 to solve the state. STATE: case zero ⊢ ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ Nat.zero → 1 + Nat.succ Nat.zero < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ Nat.zero) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
haveI : IsPretransitive G α := hG.toIsPretransitive
case zero α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ Nat.zero hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ Nat.zero)
case zero α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ Nat.zero hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) this : IsPretransitive G α ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ Nat.zero)
Please generate a tactic in lean4 to solve the state. STATE: case zero α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ Nat.zero hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ Nat.zero) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
simp only [Set.ncard_eq_one] at hsn
case zero α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ Nat.zero hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) this : IsPretransitive G α ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ Nat.zero)
case zero α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) this : IsPretransitive G α hsn : ∃ a, s = {a} ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ Nat.zero)
Please generate a tactic in lean4 to solve the state. STATE: case zero α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ Nat.zero hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) this : IsPretransitive G α ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ Nat.zero) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
obtain ⟨a, hsa⟩ := hsn
case zero α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) this : IsPretransitive G α hsn : ∃ a, s = {a} ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ Nat.zero)
case zero.intro α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) this : IsPretransitive G α a : α hsa : s = {a} ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ Nat.zero)
Please generate a tactic in lean4 to solve the state. STATE: case zero α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) this : IsPretransitive G α hsn : ∃ a, s = {a} ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ Nat.zero) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [hsa] at hGs
case zero.intro α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) this : IsPretransitive G α a : α hsa : s = {a} ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ Nat.zero)
case zero.intro α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ Nat.zero)
Please generate a tactic in lean4 to solve the state. STATE: case zero.intro α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) this : IsPretransitive G α a : α hsa : s = {a} ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ Nat.zero) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
constructor
case zero.intro α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ Nat.zero)
case zero.intro.left α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ IsMultiplyPretransitive G α (1 + Nat.succ Nat.zero) case zero.intro.right α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ ∀ (s : Set α), Set.encard s + 1 = ↑(1 + Nat.succ Nat.zero) → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s)
Please generate a tactic in lean4 to solve the state. STATE: case zero.intro α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ Nat.zero) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [stabilizer.isMultiplyPretransitive]
case zero.intro.left α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ IsMultiplyPretransitive G α (1 + Nat.succ Nat.zero)
case zero.intro.left α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ IsMultiplyPretransitive (↥(stabilizer G ?zero.intro.left.a)) (↥(SubMulAction.ofStabilizer G ?zero.intro.left.a)) 1 case zero.intro.left.hα' α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ IsPretransitive G α case zero.intro.left.a α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ α
Please generate a tactic in lean4 to solve the state. STATE: case zero.intro.left α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ IsMultiplyPretransitive G α (1 + Nat.succ Nat.zero) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [← isPretransitive_iff_is_one_pretransitive]
case zero.intro.left α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ IsMultiplyPretransitive (↥(stabilizer G ?zero.intro.left.a)) (↥(SubMulAction.ofStabilizer G ?zero.intro.left.a)) 1 case zero.intro.left.hα' α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ IsPretransitive G α case zero.intro.left.a α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ α
case zero.intro.left α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ IsPretransitive ↥(stabilizer G ?zero.intro.left.a) ↥(SubMulAction.ofStabilizer G ?zero.intro.left.a) case zero.intro.left.a α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ α case zero.intro.left.hα' α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ IsPretransitive G α case zero.intro.left.a α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ α
Please generate a tactic in lean4 to solve the state. STATE: case zero.intro.left α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ IsMultiplyPretransitive (↥(stabilizer G ?zero.intro.left.a)) (↥(SubMulAction.ofStabilizer G ?zero.intro.left.a)) 1 case zero.intro.left.hα' α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ IsPretransitive G α case zero.intro.left.a α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ α TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
apply isPretransitive.of_surjective_map (SubMulAction.OfFixingSubgroupOfSingleton.map_bijective G a).surjective hGs.toIsPretransitive
case zero.intro.left α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ IsPretransitive ↥(stabilizer G ?zero.intro.left.a) ↥(SubMulAction.ofStabilizer G ?zero.intro.left.a) case zero.intro.left.a α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ α case zero.intro.left.hα' α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ IsPretransitive G α case zero.intro.left.a α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ α
case zero.intro.left.hα' α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ IsPretransitive G α
Please generate a tactic in lean4 to solve the state. STATE: case zero.intro.left α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ IsPretransitive ↥(stabilizer G ?zero.intro.left.a) ↥(SubMulAction.ofStabilizer G ?zero.intro.left.a) case zero.intro.left.a α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ α case zero.intro.left.hα' α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ IsPretransitive G α case zero.intro.left.a α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ α TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
exact hG.toIsPretransitive
case zero.intro.left.hα' α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ IsPretransitive G α
no goals
Please generate a tactic in lean4 to solve the state. STATE: case zero.intro.left.hα' α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ IsPretransitive G α TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
intro t h
case zero.intro.right α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ ∀ (s : Set α), Set.encard s + 1 = ↑(1 + Nat.succ Nat.zero) → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s)
case zero.intro.right α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t + 1 = ↑(1 + Nat.succ Nat.zero) ⊢ IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t)
Please generate a tactic in lean4 to solve the state. STATE: case zero.intro.right α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} ⊢ ∀ (s : Set α), Set.encard s + 1 = ↑(1 + Nat.succ Nat.zero) → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
simp only [Nat.zero_eq, Nat.cast_add, Nat.cast_one] at h
case zero.intro.right α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t + 1 = ↑(1 + Nat.succ Nat.zero) ⊢ IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t)
case zero.intro.right α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t + 1 = 1 + 1 ⊢ IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t)
Please generate a tactic in lean4 to solve the state. STATE: case zero.intro.right α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t + 1 = ↑(1 + Nat.succ Nat.zero) ⊢ IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [← Nat.cast_one, WithTop.add_eq_add_iff, Nat.cast_one] at h
case zero.intro.right α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t + 1 = 1 + 1 ⊢ IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t)
case zero.intro.right α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t = 1 ⊢ IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t)
Please generate a tactic in lean4 to solve the state. STATE: case zero.intro.right α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t + 1 = 1 + 1 ⊢ IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
obtain ⟨b, htb⟩ := Set.encard_eq_one.mp h
case zero.intro.right α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t = 1 ⊢ IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t)
case zero.intro.right.intro α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t = 1 b : α htb : t = {b} ⊢ IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t)
Please generate a tactic in lean4 to solve the state. STATE: case zero.intro.right α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t = 1 ⊢ IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
obtain ⟨g, hg⟩ := exists_smul_eq G a b
case zero.intro.right.intro α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t = 1 b : α htb : t = {b} ⊢ IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t)
case zero.intro.right.intro.intro α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t = 1 b : α htb : t = {b} g : G hg : g • a = b ⊢ IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t)
Please generate a tactic in lean4 to solve the state. STATE: case zero.intro.right.intro α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t = 1 b : α htb : t = {b} ⊢ IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
have hst : g • ({a} : Set α) = ({b} : Set α) := by change (fun x => g • x) '' {a} = {b} rw [Set.image_singleton, hg]
case zero.intro.right.intro.intro α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t = 1 b : α htb : t = {b} g : G hg : g • a = b ⊢ IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t)
case zero.intro.right.intro.intro α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t = 1 b : α htb : t = {b} g : G hg : g • a = b hst : g • {a} = {b} ⊢ IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t)
Please generate a tactic in lean4 to solve the state. STATE: case zero.intro.right.intro.intro α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t = 1 b : α htb : t = {b} g : G hg : g • a = b ⊢ IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [htb]
case zero.intro.right.intro.intro α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t = 1 b : α htb : t = {b} g : G hg : g • a = b hst : g • {a} = {b} ⊢ IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t)
case zero.intro.right.intro.intro α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t = 1 b : α htb : t = {b} g : G hg : g • a = b hst : g • {a} = {b} ⊢ IsPreprimitive ↥(fixingSubgroup G {b}) ↥(SubMulAction.ofFixingSubgroup G {b})
Please generate a tactic in lean4 to solve the state. STATE: case zero.intro.right.intro.intro α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t = 1 b : α htb : t = {b} g : G hg : g • a = b hst : g • {a} = {b} ⊢ IsPreprimitive ↥(fixingSubgroup G t) ↥(SubMulAction.ofFixingSubgroup G t) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
refine' isPreprimitive_of_surjective_map (SubMulAction.conjMap_ofFixingSubgroup_bijective G hst).surjective hGs
case zero.intro.right.intro.intro α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t = 1 b : α htb : t = {b} g : G hg : g • a = b hst : g • {a} = {b} ⊢ IsPreprimitive ↥(fixingSubgroup G {b}) ↥(SubMulAction.ofFixingSubgroup G {b})
no goals
Please generate a tactic in lean4 to solve the state. STATE: case zero.intro.right.intro.intro α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t = 1 b : α htb : t = {b} g : G hg : g • a = b hst : g • {a} = {b} ⊢ IsPreprimitive ↥(fixingSubgroup G {b}) ↥(SubMulAction.ofFixingSubgroup G {b}) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
change (fun x => g • x) '' {a} = {b}
α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t = 1 b : α htb : t = {b} g : G hg : g • a = b ⊢ g • {a} = {b}
α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t = 1 b : α htb : t = {b} g : G hg : g • a = b ⊢ (fun x => g • x) '' {a} = {b}
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t = 1 b : α htb : t = {b} g : G hg : g • a = b ⊢ g • {a} = {b} TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [Set.image_singleton, hg]
α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t = 1 b : α htb : t = {b} g : G hg : g • a = b ⊢ (fun x => g • x) '' {a} = {b}
no goals
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn'✝ : 1 + Nat.succ Nat.zero < Fintype.card α this : IsPretransitive G α a : α hGs : IsPreprimitive ↥(fixingSubgroup G {a}) ↥(SubMulAction.ofFixingSubgroup G {a}) hsa : s = {a} t : Set α h : Set.encard t = 1 b : α htb : t = {b} g : G hg : g • a = b ⊢ (fun x => g • x) '' {a} = {b} TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
obtain ⟨a, t, _, hst⟩ := this
n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) this : ∃ a t, a ∈ s ∧ s = insert a (Subtype.val '' t) ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ (Nat.succ n))
case intro.intro.intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ (Nat.succ n))
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) this : ∃ a t, a ∈ s ∧ s = insert a (Subtype.val '' t) ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ (Nat.succ n)) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
have ha' : a ∉ Subtype.val '' t := by intro h; rw [Set.mem_image] at h ; obtain ⟨x, hx⟩ := h apply x.prop; rw [hx.right]; exact Set.mem_singleton a
case intro.intro.intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ (Nat.succ n))
case intro.intro.intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ (Nat.succ n))
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ (Nat.succ n)) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
have ht_prim : IsPreprimitive (stabilizer G a) (SubMulAction.ofStabilizer G a) := by rw [isPreprimitive_iff_is_one_preprimitive] rw [← stabilizer.isMultiplyPreprimitive G α (Nat.le_refl 1) hG.toIsPretransitive] apply is_two_preprimitive_weak_jordan hG hsn hα hGs
case intro.intro.intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ (Nat.succ n))
case intro.intro.intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ (Nat.succ n))
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ (Nat.succ n)) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
have hGs' : IsPreprimitive (fixingSubgroup (stabilizer G a) t) (SubMulAction.ofFixingSubgroup (stabilizer G a) t) := by apply isPreprimitive_of_surjective_map (SubMulAction.equivariantMap_ofFixingSubgroup_to_ofStabilizer_bijective G a t).surjective apply isPreprimitive_of_surjective_map (SubMulAction.OfFixingSubgroupOfEq.map_bijective G hst).surjective exact hGs
case intro.intro.intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ (Nat.succ n))
case intro.intro.intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ (Nat.succ n))
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ (Nat.succ n)) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [← Nat.succ_eq_one_add]
case intro.intro.intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ (Nat.succ n))
case intro.intro.intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) ⊢ IsMultiplyPreprimitive G α (Nat.succ (Nat.succ (Nat.succ n)))
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) ⊢ IsMultiplyPreprimitive G α (1 + Nat.succ (Nat.succ n)) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [stabilizer.isMultiplyPreprimitive G α _ hG.toIsPretransitive]
case intro.intro.intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) ⊢ IsMultiplyPreprimitive G α (Nat.succ (Nat.succ (Nat.succ n)))
case intro.intro.intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) ⊢ IsMultiplyPreprimitive (↥(stabilizer G ?m.269481)) (↥(SubMulAction.ofStabilizer G ?m.269481)) (n + 2) n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) ⊢ α n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) ⊢ 1 ≤ n + 2
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) ⊢ IsMultiplyPreprimitive G α (Nat.succ (Nat.succ (Nat.succ n))) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
intro h
n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ⊢ a ∉ Subtype.val '' t
n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) h : a ∈ Subtype.val '' t ⊢ False
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ⊢ a ∉ Subtype.val '' t TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [Set.mem_image] at h
n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) h : a ∈ Subtype.val '' t ⊢ False
n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) h : ∃ x ∈ t, ↑x = a ⊢ False
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) h : a ∈ Subtype.val '' t ⊢ False TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
obtain ⟨x, hx⟩ := h
n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) h : ∃ x ∈ t, ↑x = a ⊢ False
case intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) x : ↥(SubMulAction.ofStabilizer G a) hx : x ∈ t ∧ ↑x = a ⊢ False
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) h : ∃ x ∈ t, ↑x = a ⊢ False TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
apply x.prop
case intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) x : ↥(SubMulAction.ofStabilizer G a) hx : x ∈ t ∧ ↑x = a ⊢ False
case intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) x : ↥(SubMulAction.ofStabilizer G a) hx : x ∈ t ∧ ↑x = a ⊢ ↑x ∈ {a}
Please generate a tactic in lean4 to solve the state. STATE: case intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) x : ↥(SubMulAction.ofStabilizer G a) hx : x ∈ t ∧ ↑x = a ⊢ False TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [hx.right]
case intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) x : ↥(SubMulAction.ofStabilizer G a) hx : x ∈ t ∧ ↑x = a ⊢ ↑x ∈ {a}
case intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) x : ↥(SubMulAction.ofStabilizer G a) hx : x ∈ t ∧ ↑x = a ⊢ a ∈ {a}
Please generate a tactic in lean4 to solve the state. STATE: case intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) x : ↥(SubMulAction.ofStabilizer G a) hx : x ∈ t ∧ ↑x = a ⊢ ↑x ∈ {a} TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
exact Set.mem_singleton a
case intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) x : ↥(SubMulAction.ofStabilizer G a) hx : x ∈ t ∧ ↑x = a ⊢ a ∈ {a}
no goals
Please generate a tactic in lean4 to solve the state. STATE: case intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) x : ↥(SubMulAction.ofStabilizer G a) hx : x ∈ t ∧ ↑x = a ⊢ a ∈ {a} TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [isPreprimitive_iff_is_one_preprimitive]
n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ⊢ IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a)
n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ⊢ IsMultiplyPreprimitive (↥(stabilizer G a)) (↥(SubMulAction.ofStabilizer G a)) 1
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ⊢ IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [← stabilizer.isMultiplyPreprimitive G α (Nat.le_refl 1) hG.toIsPretransitive]
n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ⊢ IsMultiplyPreprimitive (↥(stabilizer G a)) (↥(SubMulAction.ofStabilizer G a)) 1
n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ⊢ IsMultiplyPreprimitive G α (Nat.succ 1)
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ⊢ IsMultiplyPreprimitive (↥(stabilizer G a)) (↥(SubMulAction.ofStabilizer G a)) 1 TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
apply is_two_preprimitive_weak_jordan hG hsn hα hGs
n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ⊢ IsMultiplyPreprimitive G α (Nat.succ 1)
no goals
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ⊢ IsMultiplyPreprimitive G α (Nat.succ 1) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
apply isPreprimitive_of_surjective_map (SubMulAction.equivariantMap_ofFixingSubgroup_to_ofStabilizer_bijective G a t).surjective
n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) ⊢ IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t)
n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) ⊢ IsPreprimitive ↥(fixingSubgroup G (insert a (Subtype.val '' t))) ↥(SubMulAction.ofFixingSubgroup G (insert a (Subtype.val '' t)))
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) ⊢ IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
apply isPreprimitive_of_surjective_map (SubMulAction.OfFixingSubgroupOfEq.map_bijective G hst).surjective
n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) ⊢ IsPreprimitive ↥(fixingSubgroup G (insert a (Subtype.val '' t))) ↥(SubMulAction.ofFixingSubgroup G (insert a (Subtype.val '' t)))
n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) ⊢ IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s)
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) ⊢ IsPreprimitive ↥(fixingSubgroup G (insert a (Subtype.val '' t))) ↥(SubMulAction.ofFixingSubgroup G (insert a (Subtype.val '' t))) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
exact hGs
n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) ⊢ IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s)
no goals
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) ⊢ IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [this]
n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ IsMultiplyPreprimitive (↥(stabilizer G ?m.269481)) (↥(SubMulAction.ofStabilizer G ?m.269481)) (n + 2)
n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ IsMultiplyPreprimitive (↥(stabilizer G ?m.269481)) (↥(SubMulAction.ofStabilizer G ?m.269481)) (1 + Nat.succ n) n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) ⊢ α
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ IsMultiplyPreprimitive (↥(stabilizer G ?m.269481)) (↥(SubMulAction.ofStabilizer G ?m.269481)) (n + 2) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
refine' hrec ht_prim _ _ hGs'
n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ IsMultiplyPreprimitive (↥(stabilizer G ?m.269481)) (↥(SubMulAction.ofStabilizer G ?m.269481)) (1 + Nat.succ n) n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) ⊢ α
case refine'_1 n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ Set.ncard t = Nat.succ n case refine'_2 n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ 1 + Nat.succ n < Fintype.card ↥(SubMulAction.ofStabilizer G a)
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ IsMultiplyPreprimitive (↥(stabilizer G ?m.269481)) (↥(SubMulAction.ofStabilizer G ?m.269481)) (1 + Nat.succ n) n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) ⊢ α TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [← Set.ncard_image_of_injective t Subtype.val_injective]
case refine'_1 n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ Set.ncard t = Nat.succ n
case refine'_1 n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ Set.ncard (Subtype.val '' t) = Nat.succ n
Please generate a tactic in lean4 to solve the state. STATE: case refine'_1 n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ Set.ncard t = Nat.succ n TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
apply Nat.add_right_cancel
case refine'_1 n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ Set.ncard (Subtype.val '' t) = Nat.succ n
case refine'_1.h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ Set.ncard (Subtype.val '' t) + ?refine'_1.m = Nat.succ n + ?refine'_1.m case refine'_1.m n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ ℕ
Please generate a tactic in lean4 to solve the state. STATE: case refine'_1 n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ Set.ncard (Subtype.val '' t) = Nat.succ n TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [← Set.ncard_insert_of_not_mem ha', ← hst, hsn]
case refine'_1.h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ Set.ncard (Subtype.val '' t) + ?refine'_1.m = Nat.succ n + ?refine'_1.m case refine'_1.m n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ ℕ
no goals
Please generate a tactic in lean4 to solve the state. STATE: case refine'_1.h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ Set.ncard (Subtype.val '' t) + ?refine'_1.m = Nat.succ n + ?refine'_1.m case refine'_1.m n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ ℕ TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
change _ < Fintype.card (SubMulAction.ofStabilizer G a).carrier
case refine'_2 n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ 1 + Nat.succ n < Fintype.card ↥(SubMulAction.ofStabilizer G a)
case refine'_2 n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ 1 + Nat.succ n < Fintype.card ↑(SubMulAction.ofStabilizer G a).carrier
Please generate a tactic in lean4 to solve the state. STATE: case refine'_2 n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ 1 + Nat.succ n < Fintype.card ↥(SubMulAction.ofStabilizer G a) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [← Nat.card_eq_fintype_card, Set.Nat.card_coe_set_eq]
case refine'_2 n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ 1 + Nat.succ n < Fintype.card ↑(SubMulAction.ofStabilizer G a).carrier
case refine'_2 n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ 1 + Nat.succ n < Set.ncard (SubMulAction.ofStabilizer G a).carrier
Please generate a tactic in lean4 to solve the state. STATE: case refine'_2 n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ 1 + Nat.succ n < Fintype.card ↑(SubMulAction.ofStabilizer G a).carrier TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [SubMulAction.ofStabilizer_carrier]
case refine'_2 n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ 1 + Nat.succ n < Set.ncard (SubMulAction.ofStabilizer G a).carrier
case refine'_2 n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ 1 + Nat.succ n < Set.ncard {a}ᶜ
Please generate a tactic in lean4 to solve the state. STATE: case refine'_2 n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ 1 + Nat.succ n < Set.ncard (SubMulAction.ofStabilizer G a).carrier TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [← Nat.succ_eq_one_add]
case refine'_2 n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ 1 + Nat.succ n < Set.ncard {a}ᶜ
case refine'_2 n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ Nat.succ (Nat.succ n) < Set.ncard {a}ᶜ
Please generate a tactic in lean4 to solve the state. STATE: case refine'_2 n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ 1 + Nat.succ n < Set.ncard {a}ᶜ TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
apply Nat.lt_of_add_lt_add_left
case refine'_2 n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ Nat.succ (Nat.succ n) < Set.ncard {a}ᶜ
case refine'_2.a n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ ?refine'_2.n + Nat.succ (Nat.succ n) < ?refine'_2.n + Set.ncard {a}ᶜ case refine'_2.n n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ ℕ
Please generate a tactic in lean4 to solve the state. STATE: case refine'_2 n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ Nat.succ (Nat.succ n) < Set.ncard {a}ᶜ TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [Set.ncard_add_ncard_compl]
case refine'_2.a n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ ?refine'_2.n + Nat.succ (Nat.succ n) < ?refine'_2.n + Set.ncard {a}ᶜ case refine'_2.n n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ ℕ
case refine'_2.a n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ Set.ncard {a} + Nat.succ (Nat.succ n) < Nat.card α
Please generate a tactic in lean4 to solve the state. STATE: case refine'_2.a n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ ?refine'_2.n + Nat.succ (Nat.succ n) < ?refine'_2.n + Set.ncard {a}ᶜ case refine'_2.n n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ ℕ TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
simp only [Set.ncard_singleton, Nat.card_eq_fintype_card]
case refine'_2.a n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ Set.ncard {a} + Nat.succ (Nat.succ n) < Nat.card α
case refine'_2.a n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ 1 + Nat.succ (Nat.succ n) < Fintype.card α
Please generate a tactic in lean4 to solve the state. STATE: case refine'_2.a n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ Set.ncard {a} + Nat.succ (Nat.succ n) < Nat.card α TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
exact hα
case refine'_2.a n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ 1 + Nat.succ (Nat.succ n) < Fintype.card α
no goals
Please generate a tactic in lean4 to solve the state. STATE: case refine'_2.a n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) this : n + 2 = 1 + Nat.succ n ⊢ 1 + Nat.succ (Nat.succ n) < Fintype.card α TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
exact Nat.succ_eq_one_add (n + 1)
case intro.intro.intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) ⊢ n + 2 = 1 + Nat.succ n
no goals
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) ⊢ n + 2 = 1 + Nat.succ n TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
apply Nat.succ_le_succ
n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) ⊢ 1 ≤ n + 2
case a n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) ⊢ 0 ≤ n + 1
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) ⊢ 1 ≤ n + 2 TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
apply Nat.zero_le
case a n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) ⊢ 0 ≤ n + 1
no goals
Please generate a tactic in lean4 to solve the state. STATE: case a n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α t : Set ↥(SubMulAction.ofStabilizer G a) left✝ : a ∈ s hst : s = insert a (Subtype.val '' t) ha' : a ∉ Subtype.val '' t ht_prim : IsPreprimitive ↥(stabilizer G a) ↥(SubMulAction.ofStabilizer G a) hGs' : IsPreprimitive ↥(fixingSubgroup (↥(stabilizer G a)) t) ↥(SubMulAction.ofFixingSubgroup (↥(stabilizer G a)) t) ⊢ 0 ≤ n + 1 TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
obtain ⟨a, ha⟩ := this
n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) this : Set.Nonempty s ⊢ ∃ a t, a ∈ s ∧ s = insert a (Subtype.val '' t)
case intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ ∃ a t, a ∈ s ∧ s = insert a (Subtype.val '' t)
Please generate a tactic in lean4 to solve the state. STATE: n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) this : Set.Nonempty s ⊢ ∃ a t, a ∈ s ∧ s = insert a (Subtype.val '' t) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
use a
case intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ ∃ a t, a ∈ s ∧ s = insert a (Subtype.val '' t)
case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ ∃ t, a ∈ s ∧ s = insert a (Subtype.val '' t)
Please generate a tactic in lean4 to solve the state. STATE: case intro n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ ∃ a t, a ∈ s ∧ s = insert a (Subtype.val '' t) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
use Subtype.val ⁻¹' s
case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ ∃ t, a ∈ s ∧ s = insert a (Subtype.val '' t)
case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ a ∈ s ∧ s = insert a (Subtype.val '' (Subtype.val ⁻¹' s))
Please generate a tactic in lean4 to solve the state. STATE: case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ ∃ t, a ∈ s ∧ s = insert a (Subtype.val '' t) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
apply And.intro ha
case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ a ∈ s ∧ s = insert a (Subtype.val '' (Subtype.val ⁻¹' s))
case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ s = insert a (Subtype.val '' (Subtype.val ⁻¹' s))
Please generate a tactic in lean4 to solve the state. STATE: case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ a ∈ s ∧ s = insert a (Subtype.val '' (Subtype.val ⁻¹' s)) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [Set.image_preimage_eq_inter_range]
case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ s = insert a (Subtype.val '' (Subtype.val ⁻¹' s))
case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ s = insert a (s ∩ Set.range Subtype.val)
Please generate a tactic in lean4 to solve the state. STATE: case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ s = insert a (Subtype.val '' (Subtype.val ⁻¹' s)) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [Set.insert_eq]
case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ s = insert a (s ∩ Set.range Subtype.val)
case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ s = {a} ∪ s ∩ Set.range Subtype.val
Please generate a tactic in lean4 to solve the state. STATE: case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ s = insert a (s ∩ Set.range Subtype.val) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
simp only [Subtype.range_coe_subtype, Set.singleton_union, Set.mem_inter_iff, Set.mem_setOf_eq]
case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ s = {a} ∪ s ∩ Set.range Subtype.val
case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ s = insert a (s ∩ {x | x ∈ SubMulAction.ofStabilizer G a})
Please generate a tactic in lean4 to solve the state. STATE: case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ s = {a} ∪ s ∩ Set.range Subtype.val TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
simp_rw [SubMulAction.mem_ofStabilizer_iff]
case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ s = insert a (s ∩ {x | x ∈ SubMulAction.ofStabilizer G a})
case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ s = insert a (s ∩ {x | x ≠ a})
Please generate a tactic in lean4 to solve the state. STATE: case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ s = insert a (s ∩ {x | x ∈ SubMulAction.ofStabilizer G a}) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
simp only [Ne.def]
case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ s = insert a (s ∩ {x | x ≠ a})
case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ s = insert a (s ∩ {x | ¬x = a})
Please generate a tactic in lean4 to solve the state. STATE: case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ s = insert a (s ∩ {x | x ≠ a}) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
ext x
case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ s = insert a (s ∩ {x | ¬x = a})
case h.h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x ∈ s ↔ x ∈ insert a (s ∩ {x | ¬x = a})
Please generate a tactic in lean4 to solve the state. STATE: case h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s ⊢ s = insert a (s ∩ {x | ¬x = a}) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [Set.mem_insert_iff]
case h.h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x ∈ s ↔ x ∈ insert a (s ∩ {x | ¬x = a})
case h.h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x ∈ s ↔ x = a ∨ x ∈ s ∩ {x | ¬x = a}
Please generate a tactic in lean4 to solve the state. STATE: case h.h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x ∈ s ↔ x ∈ insert a (s ∩ {x | ¬x = a}) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
simp
case h.h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x ∈ s ↔ x = a ∨ x ∈ s ∩ {x | ¬x = a}
case h.h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x ∈ s ↔ x = a ∨ x ∈ s ∧ ¬x = a
Please generate a tactic in lean4 to solve the state. STATE: case h.h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x ∈ s ↔ x = a ∨ x ∈ s ∩ {x | ¬x = a} TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [or_and_left]
case h.h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x ∈ s ↔ x = a ∨ x ∈ s ∧ ¬x = a
case h.h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x ∈ s ↔ (x = a ∨ x ∈ s) ∧ (x = a ∨ ¬x = a)
Please generate a tactic in lean4 to solve the state. STATE: case h.h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x ∈ s ↔ x = a ∨ x ∈ s ∧ ¬x = a TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
simp_rw [or_not]
case h.h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x ∈ s ↔ (x = a ∨ x ∈ s) ∧ (x = a ∨ ¬x = a)
case h.h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x ∈ s ↔ (x = a ∨ x ∈ s) ∧ True
Please generate a tactic in lean4 to solve the state. STATE: case h.h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x ∈ s ↔ (x = a ∨ x ∈ s) ∧ (x = a ∨ ¬x = a) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [and_true_iff]
case h.h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x ∈ s ↔ (x = a ∨ x ∈ s) ∧ True
case h.h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x ∈ s ↔ x = a ∨ x ∈ s
Please generate a tactic in lean4 to solve the state. STATE: case h.h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x ∈ s ↔ (x = a ∨ x ∈ s) ∧ True TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
constructor
case h.h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x ∈ s ↔ x = a ∨ x ∈ s
case h.h.mp n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x ∈ s → x = a ∨ x ∈ s case h.h.mpr n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x = a ∨ x ∈ s → x ∈ s
Please generate a tactic in lean4 to solve the state. STATE: case h.h n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x ∈ s ↔ x = a ∨ x ∈ s TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
intro hx
case h.h.mp n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x ∈ s → x = a ∨ x ∈ s case h.h.mpr n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x = a ∨ x ∈ s → x ∈ s
case h.h.mp n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α hx : x ∈ s ⊢ x = a ∨ x ∈ s case h.h.mpr n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x = a ∨ x ∈ s → x ∈ s
Please generate a tactic in lean4 to solve the state. STATE: case h.h.mp n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x ∈ s → x = a ∨ x ∈ s case h.h.mpr n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x = a ∨ x ∈ s → x ∈ s TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
apply Or.intro_right _ hx
case h.h.mp n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α hx : x ∈ s ⊢ x = a ∨ x ∈ s case h.h.mpr n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x = a ∨ x ∈ s → x ∈ s
case h.h.mpr n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x = a ∨ x ∈ s → x ∈ s
Please generate a tactic in lean4 to solve the state. STATE: case h.h.mp n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α hx : x ∈ s ⊢ x = a ∨ x ∈ s case h.h.mpr n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x = a ∨ x ∈ s → x ∈ s TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
intro hx
case h.h.mpr n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x = a ∨ x ∈ s → x ∈ s
case h.h.mpr n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α hx : x = a ∨ x ∈ s ⊢ x ∈ s
Please generate a tactic in lean4 to solve the state. STATE: case h.h.mpr n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α ⊢ x = a ∨ x ∈ s → x ∈ s TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
cases' hx with hx hx
case h.h.mpr n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α hx : x = a ∨ x ∈ s ⊢ x ∈ s
case h.h.mpr.inl n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α hx : x = a ⊢ x ∈ s case h.h.mpr.inr n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α hx : x ∈ s ⊢ x ∈ s
Please generate a tactic in lean4 to solve the state. STATE: case h.h.mpr n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α hx : x = a ∨ x ∈ s ⊢ x ∈ s TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
rw [hx]
case h.h.mpr.inl n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α hx : x = a ⊢ x ∈ s case h.h.mpr.inr n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α hx : x ∈ s ⊢ x ∈ s
case h.h.mpr.inl n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α hx : x = a ⊢ a ∈ s case h.h.mpr.inr n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α hx : x ∈ s ⊢ x ∈ s
Please generate a tactic in lean4 to solve the state. STATE: case h.h.mpr.inl n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α hx : x = a ⊢ x ∈ s case h.h.mpr.inr n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α hx : x ∈ s ⊢ x ∈ s TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
exact ha
case h.h.mpr.inl n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α hx : x = a ⊢ a ∈ s case h.h.mpr.inr n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α hx : x ∈ s ⊢ x ∈ s
case h.h.mpr.inr n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α hx : x ∈ s ⊢ x ∈ s
Please generate a tactic in lean4 to solve the state. STATE: case h.h.mpr.inl n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α hx : x = a ⊢ a ∈ s case h.h.mpr.inr n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α hx : x ∈ s ⊢ x ∈ s TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
isMultiplyPreprimitive_jordan
[640, 1]
[740, 21]
exact hx
case h.h.mpr.inr n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α hx : x ∈ s ⊢ x ∈ s
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h.h.mpr.inr n : ℕ hrec : ∀ {α : Type u_2} {G : Type u_1} [inst : Group G] [inst_1 : MulAction G α] [inst_2 : Fintype α], IsPreprimitive G α → ∀ {s : Set α}, Set.ncard s = Nat.succ n → 1 + Nat.succ n < Fintype.card α → IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) → IsMultiplyPreprimitive G α (1 + Nat.succ n) α : Type u_2 G : Type u_1 inst✝² : Group G inst✝¹ : MulAction G α inst✝ : Fintype α hG : IsPreprimitive G α s : Set α hsn : Set.ncard s = Nat.succ (Nat.succ n) hα : 1 + Nat.succ (Nat.succ n) < Fintype.card α hGs : IsPreprimitive ↥(fixingSubgroup G s) ↥(SubMulAction.ofFixingSubgroup G s) a : α ha : a ∈ s x : α hx : x ∈ s ⊢ x ∈ s TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
eq_s2_of_nontrivial
[751, 1]
[763, 11]
classical apply Subgroup.eq_top_of_card_eq apply le_antisymm apply Fintype.card_subtype_le rw [Fintype.card_equiv (Equiv.cast rfl)] refine' le_trans _ _ exact (2 : ℕ).factorial exact Nat.factorial_le hα rw [Nat.factorial_two] rw [← Fintype.one_lt_card_iff_nontrivial] at hG exact hG
α : Type u_1 inst✝ : Fintype α G : Subgroup (Equiv.Perm α) hα : Fintype.card α ≤ 2 hG : Nontrivial ↥G ⊢ G = ⊤
no goals
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝ : Fintype α G : Subgroup (Equiv.Perm α) hα : Fintype.card α ≤ 2 hG : Nontrivial ↥G ⊢ G = ⊤ TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
eq_s2_of_nontrivial
[751, 1]
[763, 11]
apply Subgroup.eq_top_of_card_eq
α : Type u_1 inst✝ : Fintype α G : Subgroup (Equiv.Perm α) hα : Fintype.card α ≤ 2 hG : Nontrivial ↥G ⊢ G = ⊤
case h α : Type u_1 inst✝ : Fintype α G : Subgroup (Equiv.Perm α) hα : Fintype.card α ≤ 2 hG : Nontrivial ↥G ⊢ Fintype.card ↥G = Fintype.card (Equiv.Perm α)
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝ : Fintype α G : Subgroup (Equiv.Perm α) hα : Fintype.card α ≤ 2 hG : Nontrivial ↥G ⊢ G = ⊤ TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
eq_s2_of_nontrivial
[751, 1]
[763, 11]
apply le_antisymm
case h α : Type u_1 inst✝ : Fintype α G : Subgroup (Equiv.Perm α) hα : Fintype.card α ≤ 2 hG : Nontrivial ↥G ⊢ Fintype.card ↥G = Fintype.card (Equiv.Perm α)
case h.a α : Type u_1 inst✝ : Fintype α G : Subgroup (Equiv.Perm α) hα : Fintype.card α ≤ 2 hG : Nontrivial ↥G ⊢ Fintype.card ↥G ≤ Fintype.card (Equiv.Perm α) case h.a α : Type u_1 inst✝ : Fintype α G : Subgroup (Equiv.Perm α) hα : Fintype.card α ≤ 2 hG : Nontrivial ↥G ⊢ Fintype.card (Equiv.Perm α) ≤ Fintype.card ↥G
Please generate a tactic in lean4 to solve the state. STATE: case h α : Type u_1 inst✝ : Fintype α G : Subgroup (Equiv.Perm α) hα : Fintype.card α ≤ 2 hG : Nontrivial ↥G ⊢ Fintype.card ↥G = Fintype.card (Equiv.Perm α) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
eq_s2_of_nontrivial
[751, 1]
[763, 11]
apply Fintype.card_subtype_le
case h.a α : Type u_1 inst✝ : Fintype α G : Subgroup (Equiv.Perm α) hα : Fintype.card α ≤ 2 hG : Nontrivial ↥G ⊢ Fintype.card ↥G ≤ Fintype.card (Equiv.Perm α) case h.a α : Type u_1 inst✝ : Fintype α G : Subgroup (Equiv.Perm α) hα : Fintype.card α ≤ 2 hG : Nontrivial ↥G ⊢ Fintype.card (Equiv.Perm α) ≤ Fintype.card ↥G
case h.a α : Type u_1 inst✝ : Fintype α G : Subgroup (Equiv.Perm α) hα : Fintype.card α ≤ 2 hG : Nontrivial ↥G ⊢ Fintype.card (Equiv.Perm α) ≤ Fintype.card ↥G
Please generate a tactic in lean4 to solve the state. STATE: case h.a α : Type u_1 inst✝ : Fintype α G : Subgroup (Equiv.Perm α) hα : Fintype.card α ≤ 2 hG : Nontrivial ↥G ⊢ Fintype.card ↥G ≤ Fintype.card (Equiv.Perm α) case h.a α : Type u_1 inst✝ : Fintype α G : Subgroup (Equiv.Perm α) hα : Fintype.card α ≤ 2 hG : Nontrivial ↥G ⊢ Fintype.card (Equiv.Perm α) ≤ Fintype.card ↥G TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
eq_s2_of_nontrivial
[751, 1]
[763, 11]
rw [Fintype.card_equiv (Equiv.cast rfl)]
case h.a α : Type u_1 inst✝ : Fintype α G : Subgroup (Equiv.Perm α) hα : Fintype.card α ≤ 2 hG : Nontrivial ↥G ⊢ Fintype.card (Equiv.Perm α) ≤ Fintype.card ↥G
case h.a α : Type u_1 inst✝ : Fintype α G : Subgroup (Equiv.Perm α) hα : Fintype.card α ≤ 2 hG : Nontrivial ↥G ⊢ Nat.factorial (Fintype.card α) ≤ Fintype.card ↥G
Please generate a tactic in lean4 to solve the state. STATE: case h.a α : Type u_1 inst✝ : Fintype α G : Subgroup (Equiv.Perm α) hα : Fintype.card α ≤ 2 hG : Nontrivial ↥G ⊢ Fintype.card (Equiv.Perm α) ≤ Fintype.card ↥G TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/Jordan.lean
eq_s2_of_nontrivial
[751, 1]
[763, 11]
refine' le_trans _ _
case h.a α : Type u_1 inst✝ : Fintype α G : Subgroup (Equiv.Perm α) hα : Fintype.card α ≤ 2 hG : Nontrivial ↥G ⊢ Nat.factorial (Fintype.card α) ≤ Fintype.card ↥G
case h.a.refine'_1 α : Type u_1 inst✝ : Fintype α G : Subgroup (Equiv.Perm α) hα : Fintype.card α ≤ 2 hG : Nontrivial ↥G ⊢ ℕ case h.a.refine'_2 α : Type u_1 inst✝ : Fintype α G : Subgroup (Equiv.Perm α) hα : Fintype.card α ≤ 2 hG : Nontrivial ↥G ⊢ Nat.factorial (Fintype.card α) ≤ ?h.a.refine'_1 case h.a.refine'_3 α : Type u_1 inst✝ : Fintype α G : Subgroup (Equiv.Perm α) hα : Fintype.card α ≤ 2 hG : Nontrivial ↥G ⊢ ?h.a.refine'_1 ≤ Fintype.card ↥G
Please generate a tactic in lean4 to solve the state. STATE: case h.a α : Type u_1 inst✝ : Fintype α G : Subgroup (Equiv.Perm α) hα : Fintype.card α ≤ 2 hG : Nontrivial ↥G ⊢ Nat.factorial (Fintype.card α) ≤ Fintype.card ↥G TACTIC: