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https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.permWithCycleType_nonempty_iff
[495, 1]
[553, 16]
rintro ⟨x, hx, rfl⟩
case h.h1 α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x g : Perm α ⊢ (∃ a ∈ p, List.formPerm a = g) → Perm.IsCycle g
case h.h1.intro.intro α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x x : List α hx : x ∈ p ⊢ Perm.IsCycle (List.formPerm x)
Please generate a tactic in lean4 to solve the state. STATE: case h.h1 α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x g : Perm α ⊢ (∃ a ∈ p, List.formPerm a = g) → Perm.IsCycle g TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.permWithCycleType_nonempty_iff
[495, 1]
[553, 16]
have hx_nodup : x.Nodup := hp_nodup x hx
case h.h1.intro.intro α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x x : List α hx : x ∈ p ⊢ Perm.IsCycle (List.formPerm x)
case h.h1.intro.intro α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x x : List α hx : x ∈ p hx_nodup : List.Nodup x ⊢ Perm.IsCycle (List.formPerm x)
Please generate a tactic in lean4 to solve the state. STATE: case h.h1.intro.intro α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x x : List α hx : x ∈ p ⊢ Perm.IsCycle (List.formPerm x) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.permWithCycleType_nonempty_iff
[495, 1]
[553, 16]
rw [← Cycle.formPerm_coe x hx_nodup]
case h.h1.intro.intro α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x x : List α hx : x ∈ p hx_nodup : List.Nodup x ⊢ Perm.IsCycle (List.formPerm x)
case h.h1.intro.intro α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x x : List α hx : x ∈ p hx_nodup : List.Nodup x ⊢ Perm.IsCycle (Cycle.formPerm (↑x) hx_nodup)
Please generate a tactic in lean4 to solve the state. STATE: case h.h1.intro.intro α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x x : List α hx : x ∈ p hx_nodup : List.Nodup x ⊢ Perm.IsCycle (List.formPerm x) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.permWithCycleType_nonempty_iff
[495, 1]
[553, 16]
apply Cycle.isCycle_formPerm
case h.h1.intro.intro α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x x : List α hx : x ∈ p hx_nodup : List.Nodup x ⊢ Perm.IsCycle (Cycle.formPerm (↑x) hx_nodup)
case h.h1.intro.intro.hn α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x x : List α hx : x ∈ p hx_nodup : List.Nodup x ⊢ Cycle.Nontrivial ↑x
Please generate a tactic in lean4 to solve the state. STATE: case h.h1.intro.intro α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x x : List α hx : x ∈ p hx_nodup : List.Nodup x ⊢ Perm.IsCycle (Cycle.formPerm (↑x) hx_nodup) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.permWithCycleType_nonempty_iff
[495, 1]
[553, 16]
rw [Cycle.nontrivial_coe_nodup_iff hx_nodup]
case h.h1.intro.intro.hn α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x x : List α hx : x ∈ p hx_nodup : List.Nodup x ⊢ Cycle.Nontrivial ↑x
case h.h1.intro.intro.hn α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x x : List α hx : x ∈ p hx_nodup : List.Nodup x ⊢ 2 ≤ List.length x
Please generate a tactic in lean4 to solve the state. STATE: case h.h1.intro.intro.hn α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x x : List α hx : x ∈ p hx_nodup : List.Nodup x ⊢ Cycle.Nontrivial ↑x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.permWithCycleType_nonempty_iff
[495, 1]
[553, 16]
exact hp2 x hx
case h.h1.intro.intro.hn α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x x : List α hx : x ∈ p hx_nodup : List.Nodup x ⊢ 2 ≤ List.length x
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h.h1.intro.intro.hn α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x x : List α hx : x ∈ p hx_nodup : List.Nodup x ⊢ 2 ≤ List.length x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.permWithCycleType_nonempty_iff
[495, 1]
[553, 16]
rw [List.pairwise_map]
case h.h2 α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x ⊢ List.Pairwise Perm.Disjoint (List.map (fun l => List.formPerm l) p)
case h.h2 α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x ⊢ List.Pairwise (fun a b => Perm.Disjoint (List.formPerm a) (List.formPerm b)) p
Please generate a tactic in lean4 to solve the state. STATE: case h.h2 α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x ⊢ List.Pairwise Perm.Disjoint (List.map (fun l => List.formPerm l) p) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.permWithCycleType_nonempty_iff
[495, 1]
[553, 16]
apply List.Pairwise.imp_of_mem _ hp_disj
case h.h2 α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x ⊢ List.Pairwise (fun a b => Perm.Disjoint (List.formPerm a) (List.formPerm b)) p
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x ⊢ ∀ {a b : List α}, a ∈ p → b ∈ p → List.Disjoint a b → Perm.Disjoint (List.formPerm a) (List.formPerm b)
Please generate a tactic in lean4 to solve the state. STATE: case h.h2 α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x ⊢ List.Pairwise (fun a b => Perm.Disjoint (List.formPerm a) (List.formPerm b)) p TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.permWithCycleType_nonempty_iff
[495, 1]
[553, 16]
intro a b ha hb hab
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x ⊢ ∀ {a b : List α}, a ∈ p → b ∈ p → List.Disjoint a b → Perm.Disjoint (List.formPerm a) (List.formPerm b)
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x a b : List α ha : a ∈ p hb : b ∈ p hab : List.Disjoint a b ⊢ Perm.Disjoint (List.formPerm a) (List.formPerm b)
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x ⊢ ∀ {a b : List α}, a ∈ p → b ∈ p → List.Disjoint a b → Perm.Disjoint (List.formPerm a) (List.formPerm b) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.permWithCycleType_nonempty_iff
[495, 1]
[553, 16]
rw [List.formPerm_disjoint_iff (hp_nodup a ha) (hp_nodup b hb) (hp2 a ha) (hp2 b hb)]
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x a b : List α ha : a ∈ p hb : b ∈ p hab : List.Disjoint a b ⊢ Perm.Disjoint (List.formPerm a) (List.formPerm b)
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x a b : List α ha : a ∈ p hb : b ∈ p hab : List.Disjoint a b ⊢ List.Disjoint a b
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x a b : List α ha : a ∈ p hb : b ∈ p hab : List.Disjoint a b ⊢ Perm.Disjoint (List.formPerm a) (List.formPerm b) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.permWithCycleType_nonempty_iff
[495, 1]
[553, 16]
exact hab
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x a b : List α ha : a ∈ p hb : b ∈ p hab : List.Disjoint a b ⊢ List.Disjoint a b
no goals
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α m : Multiset ℕ hc : Multiset.sum m ≤ Fintype.card α h2c : ∀ a ∈ m, 2 ≤ a hc' : List.sum (Multiset.toList m) ≤ Fintype.card α p : List (List α) hp_length : List.map List.length p = Multiset.toList m hp_nodup : ∀ s ∈ p, List.Nodup s hp_disj : List.Pairwise List.Disjoint p hp2 : ∀ x ∈ p, 2 ≤ List.length x a b : List α ha : a ∈ p hb : b ∈ p hab : List.Disjoint a b ⊢ List.Disjoint a b TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.conj_support_eq
[558, 1]
[563, 41]
simp only [Equiv.Perm.mem_support, ConjAct.smul_def]
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g : Perm α a : α ⊢ a ∈ support (k • g) ↔ (ConjAct.ofConjAct k⁻¹) a ∈ support g
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g : Perm α a : α ⊢ (ConjAct.ofConjAct k * g * (ConjAct.ofConjAct k)⁻¹) a ≠ a ↔ g ((ConjAct.ofConjAct k⁻¹) a) ≠ (ConjAct.ofConjAct k⁻¹) a
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g : Perm α a : α ⊢ a ∈ support (k • g) ↔ (ConjAct.ofConjAct k⁻¹) a ∈ support g TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.conj_support_eq
[558, 1]
[563, 41]
rw [not_iff_not]
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g : Perm α a : α ⊢ (ConjAct.ofConjAct k * g * (ConjAct.ofConjAct k)⁻¹) a ≠ a ↔ g ((ConjAct.ofConjAct k⁻¹) a) ≠ (ConjAct.ofConjAct k⁻¹) a
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g : Perm α a : α ⊢ (ConjAct.ofConjAct k * g * (ConjAct.ofConjAct k)⁻¹) a = a ↔ g ((ConjAct.ofConjAct k⁻¹) a) = (ConjAct.ofConjAct k⁻¹) a
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g : Perm α a : α ⊢ (ConjAct.ofConjAct k * g * (ConjAct.ofConjAct k)⁻¹) a ≠ a ↔ g ((ConjAct.ofConjAct k⁻¹) a) ≠ (ConjAct.ofConjAct k⁻¹) a TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.conj_support_eq
[558, 1]
[563, 41]
simp only [Equiv.Perm.coe_mul, Function.comp_apply, ConjAct.ofConjAct_inv]
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g : Perm α a : α ⊢ (ConjAct.ofConjAct k * g * (ConjAct.ofConjAct k)⁻¹) a = a ↔ g ((ConjAct.ofConjAct k⁻¹) a) = (ConjAct.ofConjAct k⁻¹) a
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g : Perm α a : α ⊢ (ConjAct.ofConjAct k) (g ((ConjAct.ofConjAct k)⁻¹ a)) = a ↔ g ((ConjAct.ofConjAct k)⁻¹ a) = (ConjAct.ofConjAct k)⁻¹ a
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g : Perm α a : α ⊢ (ConjAct.ofConjAct k * g * (ConjAct.ofConjAct k)⁻¹) a = a ↔ g ((ConjAct.ofConjAct k⁻¹) a) = (ConjAct.ofConjAct k⁻¹) a TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.conj_support_eq
[558, 1]
[563, 41]
apply Equiv.apply_eq_iff_eq_symm_apply
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g : Perm α a : α ⊢ (ConjAct.ofConjAct k) (g ((ConjAct.ofConjAct k)⁻¹ a)) = a ↔ g ((ConjAct.ofConjAct k)⁻¹ a) = (ConjAct.ofConjAct k)⁻¹ a
no goals
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g : Perm α a : α ⊢ (ConjAct.ofConjAct k) (g ((ConjAct.ofConjAct k)⁻¹ a)) = a ↔ g ((ConjAct.ofConjAct k)⁻¹ a) = (ConjAct.ofConjAct k)⁻¹ a TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
constructor
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) ⊢ k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) ↔ c ∈ cycleFactorsFinset g
case mp α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) ⊢ k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) → c ∈ cycleFactorsFinset g case mpr α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) ⊢ c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹)
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) ⊢ k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) ↔ c ∈ cycleFactorsFinset g TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
intro h
case mp α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) ⊢ k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) → c ∈ cycleFactorsFinset g
case mp α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) h : k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) ⊢ c ∈ cycleFactorsFinset g
Please generate a tactic in lean4 to solve the state. STATE: case mp α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) ⊢ k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) → c ∈ cycleFactorsFinset g TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
suffices ∀ h : Equiv.Perm α, h = k⁻¹ * (k * h * k⁻¹) * k by rw [this g, this c] apply imp_lemma exact h
case mp α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) h : k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) ⊢ c ∈ cycleFactorsFinset g
case mp α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) h : k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) ⊢ ∀ (h : Perm α), h = k⁻¹ * (k * h * k⁻¹) * k
Please generate a tactic in lean4 to solve the state. STATE: case mp α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) h : k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) ⊢ c ∈ cycleFactorsFinset g TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
intro h
case mp α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) h : k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) ⊢ ∀ (h : Perm α), h = k⁻¹ * (k * h * k⁻¹) * k
case mp α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) h✝ : k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) h : Perm α ⊢ h = k⁻¹ * (k * h * k⁻¹) * k
Please generate a tactic in lean4 to solve the state. STATE: case mp α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) h : k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) ⊢ ∀ (h : Perm α), h = k⁻¹ * (k * h * k⁻¹) * k TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
group
case mp α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) h✝ : k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) h : Perm α ⊢ h = k⁻¹ * (k * h * k⁻¹) * k
no goals
Please generate a tactic in lean4 to solve the state. STATE: case mp α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) h✝ : k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) h : Perm α ⊢ h = k⁻¹ * (k * h * k⁻¹) * k TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
rw [this g, this c]
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) h : k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) this : ∀ (h : Perm α), h = k⁻¹ * (k * h * k⁻¹) * k ⊢ c ∈ cycleFactorsFinset g
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) h : k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) this : ∀ (h : Perm α), h = k⁻¹ * (k * h * k⁻¹) * k ⊢ k⁻¹ * (k * c * k⁻¹) * k ∈ cycleFactorsFinset (k⁻¹ * (k * g * k⁻¹) * k)
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) h : k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) this : ∀ (h : Perm α), h = k⁻¹ * (k * h * k⁻¹) * k ⊢ c ∈ cycleFactorsFinset g TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
apply imp_lemma
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) h : k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) this : ∀ (h : Perm α), h = k⁻¹ * (k * h * k⁻¹) * k ⊢ k⁻¹ * (k * c * k⁻¹) * k ∈ cycleFactorsFinset (k⁻¹ * (k * g * k⁻¹) * k)
case x α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) h : k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) this : ∀ (h : Perm α), h = k⁻¹ * (k * h * k⁻¹) * k ⊢ k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹)
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) h : k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) this : ∀ (h : Perm α), h = k⁻¹ * (k * h * k⁻¹) * k ⊢ k⁻¹ * (k * c * k⁻¹) * k ∈ cycleFactorsFinset (k⁻¹ * (k * g * k⁻¹) * k) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
exact h
case x α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) h : k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) this : ∀ (h : Perm α), h = k⁻¹ * (k * h * k⁻¹) * k ⊢ k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case x α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) h : k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) this : ∀ (h : Perm α), h = k⁻¹ * (k * h * k⁻¹) * k ⊢ k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
apply imp_lemma g k c
case mpr α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) ⊢ c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case mpr α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α imp_lemma : ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) ⊢ c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
intro g k c
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹)
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α ⊢ c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹)
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ ∀ (g k c : Perm α), c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
simp only [Equiv.Perm.mem_cycleFactorsFinset_iff]
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α ⊢ c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹)
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α ⊢ (IsCycle c ∧ ∀ a ∈ support c, c a = g a) → IsCycle (k * c * k⁻¹) ∧ ∀ a ∈ support (k * c * k⁻¹), (k * c * k⁻¹) a = (k * g * k⁻¹) a
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α ⊢ c ∈ cycleFactorsFinset g → k * c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
rintro ⟨hc, hc'⟩
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α ⊢ (IsCycle c ∧ ∀ a ∈ support c, c a = g a) → IsCycle (k * c * k⁻¹) ∧ ∀ a ∈ support (k * c * k⁻¹), (k * c * k⁻¹) a = (k * g * k⁻¹) a
case intro α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a ⊢ IsCycle (k * c * k⁻¹) ∧ ∀ a ∈ support (k * c * k⁻¹), (k * c * k⁻¹) a = (k * g * k⁻¹) a
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α ⊢ (IsCycle c ∧ ∀ a ∈ support c, c a = g a) → IsCycle (k * c * k⁻¹) ∧ ∀ a ∈ support (k * c * k⁻¹), (k * c * k⁻¹) a = (k * g * k⁻¹) a TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
constructor
case intro α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a ⊢ IsCycle (k * c * k⁻¹) ∧ ∀ a ∈ support (k * c * k⁻¹), (k * c * k⁻¹) a = (k * g * k⁻¹) a
case intro.left α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a ⊢ IsCycle (k * c * k⁻¹) case intro.right α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a ⊢ ∀ a ∈ support (k * c * k⁻¹), (k * c * k⁻¹) a = (k * g * k⁻¹) a
Please generate a tactic in lean4 to solve the state. STATE: case intro α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a ⊢ IsCycle (k * c * k⁻¹) ∧ ∀ a ∈ support (k * c * k⁻¹), (k * c * k⁻¹) a = (k * g * k⁻¹) a TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
exact Equiv.Perm.IsCycle.conj hc
case intro.left α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a ⊢ IsCycle (k * c * k⁻¹) case intro.right α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a ⊢ ∀ a ∈ support (k * c * k⁻¹), (k * c * k⁻¹) a = (k * g * k⁻¹) a
case intro.right α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a ⊢ ∀ a ∈ support (k * c * k⁻¹), (k * c * k⁻¹) a = (k * g * k⁻¹) a
Please generate a tactic in lean4 to solve the state. STATE: case intro.left α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a ⊢ IsCycle (k * c * k⁻¹) case intro.right α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a ⊢ ∀ a ∈ support (k * c * k⁻¹), (k * c * k⁻¹) a = (k * g * k⁻¹) a TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
intro a ha
case intro.right α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a ⊢ ∀ a ∈ support (k * c * k⁻¹), (k * c * k⁻¹) a = (k * g * k⁻¹) a
case intro.right α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : a ∈ support (k * c * k⁻¹) ⊢ (k * c * k⁻¹) a = (k * g * k⁻¹) a
Please generate a tactic in lean4 to solve the state. STATE: case intro.right α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a ⊢ ∀ a ∈ support (k * c * k⁻¹), (k * c * k⁻¹) a = (k * g * k⁻¹) a TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
simp only [coe_mul, Function.comp_apply, EmbeddingLike.apply_eq_iff_eq]
case intro.right α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : a ∈ support (k * c * k⁻¹) ⊢ (k * c * k⁻¹) a = (k * g * k⁻¹) a
case intro.right α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : a ∈ support (k * c * k⁻¹) ⊢ c (k⁻¹ a) = g (k⁻¹ a)
Please generate a tactic in lean4 to solve the state. STATE: case intro.right α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : a ∈ support (k * c * k⁻¹) ⊢ (k * c * k⁻¹) a = (k * g * k⁻¹) a TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
apply hc'
case intro.right α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : a ∈ support (k * c * k⁻¹) ⊢ c (k⁻¹ a) = g (k⁻¹ a)
case intro.right.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : a ∈ support (k * c * k⁻¹) ⊢ k⁻¹ a ∈ support c
Please generate a tactic in lean4 to solve the state. STATE: case intro.right α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : a ∈ support (k * c * k⁻¹) ⊢ c (k⁻¹ a) = g (k⁻¹ a) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
rw [Equiv.Perm.mem_support] at ha ⊢
case intro.right.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : a ∈ support (k * c * k⁻¹) ⊢ k⁻¹ a ∈ support c
case intro.right.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : (k * c * k⁻¹) a ≠ a ⊢ c (k⁻¹ a) ≠ k⁻¹ a
Please generate a tactic in lean4 to solve the state. STATE: case intro.right.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : a ∈ support (k * c * k⁻¹) ⊢ k⁻¹ a ∈ support c TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
intro ha'
case intro.right.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : (k * c * k⁻¹) a ≠ a ⊢ c (k⁻¹ a) ≠ k⁻¹ a
case intro.right.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : (k * c * k⁻¹) a ≠ a ha' : c (k⁻¹ a) = k⁻¹ a ⊢ False
Please generate a tactic in lean4 to solve the state. STATE: case intro.right.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : (k * c * k⁻¹) a ≠ a ⊢ c (k⁻¹ a) ≠ k⁻¹ a TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
apply ha
case intro.right.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : (k * c * k⁻¹) a ≠ a ha' : c (k⁻¹ a) = k⁻¹ a ⊢ False
case intro.right.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : (k * c * k⁻¹) a ≠ a ha' : c (k⁻¹ a) = k⁻¹ a ⊢ (k * c * k⁻¹) a = a
Please generate a tactic in lean4 to solve the state. STATE: case intro.right.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : (k * c * k⁻¹) a ≠ a ha' : c (k⁻¹ a) = k⁻¹ a ⊢ False TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
simp only [mul_smul, ← Equiv.Perm.smul_def] at ha' ⊢
case intro.right.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : (k * c * k⁻¹) a ≠ a ha' : c (k⁻¹ a) = k⁻¹ a ⊢ (k * c * k⁻¹) a = a
case intro.right.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : (k * c * k⁻¹) a ≠ a ha' : c • k⁻¹ • a = k⁻¹ • a ⊢ k • c • k⁻¹ • a = a
Please generate a tactic in lean4 to solve the state. STATE: case intro.right.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : (k * c * k⁻¹) a ≠ a ha' : c (k⁻¹ a) = k⁻¹ a ⊢ (k * c * k⁻¹) a = a TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
rw [ha']
case intro.right.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : (k * c * k⁻¹) a ≠ a ha' : c • k⁻¹ • a = k⁻¹ • a ⊢ k • c • k⁻¹ • a = a
case intro.right.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : (k * c * k⁻¹) a ≠ a ha' : c • k⁻¹ • a = k⁻¹ • a ⊢ k • k⁻¹ • a = a
Please generate a tactic in lean4 to solve the state. STATE: case intro.right.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : (k * c * k⁻¹) a ≠ a ha' : c • k⁻¹ • a = k⁻¹ • a ⊢ k • c • k⁻¹ • a = a TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj
[567, 1]
[593, 63]
simp only [Equiv.Perm.smul_def, Equiv.Perm.apply_inv_self]
case intro.right.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : (k * c * k⁻¹) a ≠ a ha' : c • k⁻¹ • a = k⁻¹ • a ⊢ k • k⁻¹ • a = a
no goals
Please generate a tactic in lean4 to solve the state. STATE: case intro.right.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g✝ k✝ c✝ g k c : Perm α hc : IsCycle c hc' : ∀ a ∈ support c, c a = g a a : α ha : (k * c * k⁻¹) a ≠ a ha' : c • k⁻¹ • a = k⁻¹ • a ⊢ k • k⁻¹ • a = a TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.cycleFactorsFinset_conj
[596, 1]
[606, 8]
ext c
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k : Perm α ⊢ cycleFactorsFinset (k * g * k⁻¹) = Finset.map (Equiv.toEmbedding (MulAut.conj k).toEquiv) (cycleFactorsFinset g)
case a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ c ∈ cycleFactorsFinset (k * g * k⁻¹) ↔ c ∈ Finset.map (Equiv.toEmbedding (MulAut.conj k).toEquiv) (cycleFactorsFinset g)
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k : Perm α ⊢ cycleFactorsFinset (k * g * k⁻¹) = Finset.map (Equiv.toEmbedding (MulAut.conj k).toEquiv) (cycleFactorsFinset g) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.cycleFactorsFinset_conj
[596, 1]
[606, 8]
rw [Finset.mem_map_equiv]
case a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ c ∈ cycleFactorsFinset (k * g * k⁻¹) ↔ c ∈ Finset.map (Equiv.toEmbedding (MulAut.conj k).toEquiv) (cycleFactorsFinset g)
case a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ c ∈ cycleFactorsFinset (k * g * k⁻¹) ↔ (MulAut.conj k).symm c ∈ cycleFactorsFinset g
Please generate a tactic in lean4 to solve the state. STATE: case a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ c ∈ cycleFactorsFinset (k * g * k⁻¹) ↔ c ∈ Finset.map (Equiv.toEmbedding (MulAut.conj k).toEquiv) (cycleFactorsFinset g) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.cycleFactorsFinset_conj
[596, 1]
[606, 8]
rw [← Equiv.Perm.mem_cycleFactorsFinset_conj g k]
case a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ c ∈ cycleFactorsFinset (k * g * k⁻¹) ↔ (MulAut.conj k).symm c ∈ cycleFactorsFinset g
case a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ c ∈ cycleFactorsFinset (k * g * k⁻¹) ↔ k * (MulAut.conj k).symm c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹)
Please generate a tactic in lean4 to solve the state. STATE: case a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ c ∈ cycleFactorsFinset (k * g * k⁻¹) ↔ (MulAut.conj k).symm c ∈ cycleFactorsFinset g TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.cycleFactorsFinset_conj
[596, 1]
[606, 8]
apply iff_of_eq
case a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ c ∈ cycleFactorsFinset (k * g * k⁻¹) ↔ k * (MulAut.conj k).symm c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹)
case a.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ (c ∈ cycleFactorsFinset (k * g * k⁻¹)) = (k * (MulAut.conj k).symm c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹))
Please generate a tactic in lean4 to solve the state. STATE: case a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ c ∈ cycleFactorsFinset (k * g * k⁻¹) ↔ k * (MulAut.conj k).symm c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.cycleFactorsFinset_conj
[596, 1]
[606, 8]
apply congr_arg₂ _ _
case a.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ (c ∈ cycleFactorsFinset (k * g * k⁻¹)) = (k * (MulAut.conj k).symm c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹))
case a.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ cycleFactorsFinset (k * g * k⁻¹) = cycleFactorsFinset (k * g * k⁻¹) α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ c = k * (MulAut.conj k).symm c * k⁻¹
Please generate a tactic in lean4 to solve the state. STATE: case a.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ (c ∈ cycleFactorsFinset (k * g * k⁻¹)) = (k * (MulAut.conj k).symm c * k⁻¹ ∈ cycleFactorsFinset (k * g * k⁻¹)) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.cycleFactorsFinset_conj
[596, 1]
[606, 8]
rfl
case a.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ cycleFactorsFinset (k * g * k⁻¹) = cycleFactorsFinset (k * g * k⁻¹) α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ c = k * (MulAut.conj k).symm c * k⁻¹
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ c = k * (MulAut.conj k).symm c * k⁻¹
Please generate a tactic in lean4 to solve the state. STATE: case a.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ cycleFactorsFinset (k * g * k⁻¹) = cycleFactorsFinset (k * g * k⁻¹) α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ c = k * (MulAut.conj k).symm c * k⁻¹ TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.cycleFactorsFinset_conj
[596, 1]
[606, 8]
simp only [MulEquiv.toEquiv_eq_coe, MulEquiv.coe_toEquiv_symm, MulAut.conj_symm_apply]
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ c = k * (MulAut.conj k).symm c * k⁻¹
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ c = k * (k⁻¹ * c * k) * k⁻¹
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ c = k * (MulAut.conj k).symm c * k⁻¹ TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.cycleFactorsFinset_conj
[596, 1]
[606, 8]
group
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ c = k * (k⁻¹ * c * k) * k⁻¹
no goals
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g k c : Perm α ⊢ c = k * (k⁻¹ * c * k) * k⁻¹ TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj'
[610, 1]
[614, 47]
simp only [ConjAct.smul_def]
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g c : Perm α ⊢ k • c ∈ cycleFactorsFinset (k • g) ↔ c ∈ cycleFactorsFinset g
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g c : Perm α ⊢ ConjAct.ofConjAct k * c * (ConjAct.ofConjAct k)⁻¹ ∈ cycleFactorsFinset (ConjAct.ofConjAct k * g * (ConjAct.ofConjAct k)⁻¹) ↔ c ∈ cycleFactorsFinset g
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g c : Perm α ⊢ k • c ∈ cycleFactorsFinset (k • g) ↔ c ∈ cycleFactorsFinset g TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_conj'
[610, 1]
[614, 47]
apply Equiv.Perm.mem_cycleFactorsFinset_conj
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g c : Perm α ⊢ ConjAct.ofConjAct k * c * (ConjAct.ofConjAct k)⁻¹ ∈ cycleFactorsFinset (ConjAct.ofConjAct k * g * (ConjAct.ofConjAct k)⁻¹) ↔ c ∈ cycleFactorsFinset g
no goals
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g c : Perm α ⊢ ConjAct.ofConjAct k * c * (ConjAct.ofConjAct k)⁻¹ ∈ cycleFactorsFinset (ConjAct.ofConjAct k * g * (ConjAct.ofConjAct k)⁻¹) ↔ c ∈ cycleFactorsFinset g TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.cycleFactorsFinset_conj_eq
[617, 1]
[623, 32]
ext c
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g : Perm α ⊢ cycleFactorsFinset (k • g) = k • cycleFactorsFinset g
case a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g c : Perm α ⊢ c ∈ cycleFactorsFinset (k • g) ↔ c ∈ k • cycleFactorsFinset g
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g : Perm α ⊢ cycleFactorsFinset (k • g) = k • cycleFactorsFinset g TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.cycleFactorsFinset_conj_eq
[617, 1]
[623, 32]
rw [← Equiv.Perm.mem_cycleFactorsFinset_conj' k⁻¹ (k • g) c]
case a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g c : Perm α ⊢ c ∈ cycleFactorsFinset (k • g) ↔ c ∈ k • cycleFactorsFinset g
case a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g c : Perm α ⊢ k⁻¹ • c ∈ cycleFactorsFinset (k⁻¹ • k • g) ↔ c ∈ k • cycleFactorsFinset g
Please generate a tactic in lean4 to solve the state. STATE: case a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g c : Perm α ⊢ c ∈ cycleFactorsFinset (k • g) ↔ c ∈ k • cycleFactorsFinset g TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.cycleFactorsFinset_conj_eq
[617, 1]
[623, 32]
simp only [inv_smul_smul]
case a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g c : Perm α ⊢ k⁻¹ • c ∈ cycleFactorsFinset (k⁻¹ • k • g) ↔ c ∈ k • cycleFactorsFinset g
case a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g c : Perm α ⊢ k⁻¹ • c ∈ cycleFactorsFinset g ↔ c ∈ k • cycleFactorsFinset g
Please generate a tactic in lean4 to solve the state. STATE: case a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g c : Perm α ⊢ k⁻¹ • c ∈ cycleFactorsFinset (k⁻¹ • k • g) ↔ c ∈ k • cycleFactorsFinset g TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.cycleFactorsFinset_conj_eq
[617, 1]
[623, 32]
exact Finset.inv_smul_mem_iff
case a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g c : Perm α ⊢ k⁻¹ • c ∈ cycleFactorsFinset g ↔ c ∈ k • cycleFactorsFinset g
no goals
Please generate a tactic in lean4 to solve the state. STATE: case a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k : ConjAct (Perm α) g c : Perm α ⊢ k⁻¹ • c ∈ cycleFactorsFinset g ↔ c ∈ k • cycleFactorsFinset g TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.commute_of_mem_cycleFactorsFinset_commute
[644, 1]
[650, 11]
rw [← Equiv.Perm.cycleFactorsFinset_noncommProd g (Equiv.Perm.cycleFactorsFinset_mem_commute g)]
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k g : Perm α hk : ∀ c ∈ cycleFactorsFinset g, Commute k c ⊢ Commute k g
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k g : Perm α hk : ∀ c ∈ cycleFactorsFinset g, Commute k c ⊢ Commute k (Finset.noncommProd (cycleFactorsFinset g) id ⋯)
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k g : Perm α hk : ∀ c ∈ cycleFactorsFinset g, Commute k c ⊢ Commute k g TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.commute_of_mem_cycleFactorsFinset_commute
[644, 1]
[650, 11]
apply Finset.noncommProd_commute
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k g : Perm α hk : ∀ c ∈ cycleFactorsFinset g, Commute k c ⊢ Commute k (Finset.noncommProd (cycleFactorsFinset g) id ⋯)
case h α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k g : Perm α hk : ∀ c ∈ cycleFactorsFinset g, Commute k c ⊢ ∀ x ∈ cycleFactorsFinset g, Commute k (id x)
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k g : Perm α hk : ∀ c ∈ cycleFactorsFinset g, Commute k c ⊢ Commute k (Finset.noncommProd (cycleFactorsFinset g) id ⋯) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.commute_of_mem_cycleFactorsFinset_commute
[644, 1]
[650, 11]
simp only [id.def]
case h α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k g : Perm α hk : ∀ c ∈ cycleFactorsFinset g, Commute k c ⊢ ∀ x ∈ cycleFactorsFinset g, Commute k (id x)
case h α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k g : Perm α hk : ∀ c ∈ cycleFactorsFinset g, Commute k c ⊢ ∀ x ∈ cycleFactorsFinset g, Commute k x
Please generate a tactic in lean4 to solve the state. STATE: case h α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k g : Perm α hk : ∀ c ∈ cycleFactorsFinset g, Commute k c ⊢ ∀ x ∈ cycleFactorsFinset g, Commute k (id x) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.commute_of_mem_cycleFactorsFinset_commute
[644, 1]
[650, 11]
exact hk
case h α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k g : Perm α hk : ∀ c ∈ cycleFactorsFinset g, Commute k c ⊢ ∀ x ∈ cycleFactorsFinset g, Commute k x
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α k g : Perm α hk : ∀ c ∈ cycleFactorsFinset g, Commute k c ⊢ ∀ x ∈ cycleFactorsFinset g, Commute k x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.self_mem_cycle_factors_commute
[654, 1]
[660, 60]
apply Equiv.Perm.commute_of_mem_cycleFactorsFinset_commute
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g ⊢ Commute c g
case hk α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g ⊢ ∀ c_1 ∈ cycleFactorsFinset g, Commute c c_1
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g ⊢ Commute c g TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.self_mem_cycle_factors_commute
[654, 1]
[660, 60]
intro c' hc'
case hk α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g ⊢ ∀ c_1 ∈ cycleFactorsFinset g, Commute c c_1
case hk α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g c' : Perm α hc' : c' ∈ cycleFactorsFinset g ⊢ Commute c c'
Please generate a tactic in lean4 to solve the state. STATE: case hk α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g ⊢ ∀ c_1 ∈ cycleFactorsFinset g, Commute c c_1 TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.self_mem_cycle_factors_commute
[654, 1]
[660, 60]
by_cases hcc' : c = c'
case hk α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g c' : Perm α hc' : c' ∈ cycleFactorsFinset g ⊢ Commute c c'
case pos α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g c' : Perm α hc' : c' ∈ cycleFactorsFinset g hcc' : c = c' ⊢ Commute c c' case neg α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g c' : Perm α hc' : c' ∈ cycleFactorsFinset g hcc' : ¬c = c' ⊢ Commute c c'
Please generate a tactic in lean4 to solve the state. STATE: case hk α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g c' : Perm α hc' : c' ∈ cycleFactorsFinset g ⊢ Commute c c' TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.self_mem_cycle_factors_commute
[654, 1]
[660, 60]
rw [hcc']
case pos α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g c' : Perm α hc' : c' ∈ cycleFactorsFinset g hcc' : c = c' ⊢ Commute c c' case neg α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g c' : Perm α hc' : c' ∈ cycleFactorsFinset g hcc' : ¬c = c' ⊢ Commute c c'
case neg α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g c' : Perm α hc' : c' ∈ cycleFactorsFinset g hcc' : ¬c = c' ⊢ Commute c c'
Please generate a tactic in lean4 to solve the state. STATE: case pos α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g c' : Perm α hc' : c' ∈ cycleFactorsFinset g hcc' : c = c' ⊢ Commute c c' case neg α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g c' : Perm α hc' : c' ∈ cycleFactorsFinset g hcc' : ¬c = c' ⊢ Commute c c' TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.self_mem_cycle_factors_commute
[654, 1]
[660, 60]
apply g.cycleFactorsFinset_mem_commute hc hc'
case neg α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g c' : Perm α hc' : c' ∈ cycleFactorsFinset g hcc' : ¬c = c' ⊢ Commute c c'
case neg α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g c' : Perm α hc' : c' ∈ cycleFactorsFinset g hcc' : ¬c = c' ⊢ c ≠ c'
Please generate a tactic in lean4 to solve the state. STATE: case neg α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g c' : Perm α hc' : c' ∈ cycleFactorsFinset g hcc' : ¬c = c' ⊢ Commute c c' TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.self_mem_cycle_factors_commute
[654, 1]
[660, 60]
exact hcc'
case neg α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g c' : Perm α hc' : c' ∈ cycleFactorsFinset g hcc' : ¬c = c' ⊢ c ≠ c'
no goals
Please generate a tactic in lean4 to solve the state. STATE: case neg α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g c' : Perm α hc' : c' ∈ cycleFactorsFinset g hcc' : ¬c = c' ⊢ c ≠ c' TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_support_of_commute
[683, 1]
[688, 39]
intro x
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hgc : Commute g c ⊢ ∀ (x : α), x ∈ support c ↔ g x ∈ support c
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hgc : Commute g c x : α ⊢ x ∈ support c ↔ g x ∈ support c
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hgc : Commute g c ⊢ ∀ (x : α), x ∈ support c ↔ g x ∈ support c TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_support_of_commute
[683, 1]
[688, 39]
simp only [Equiv.Perm.mem_support, not_iff_not, ← Equiv.Perm.mul_apply]
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hgc : Commute g c x : α ⊢ x ∈ support c ↔ g x ∈ support c
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hgc : Commute g c x : α ⊢ c x = x ↔ (c * g) x = g x
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hgc : Commute g c x : α ⊢ x ∈ support c ↔ g x ∈ support c TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_support_of_commute
[683, 1]
[688, 39]
rw [← hgc, Equiv.Perm.mul_apply]
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hgc : Commute g c x : α ⊢ c x = x ↔ (c * g) x = g x
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hgc : Commute g c x : α ⊢ c x = x ↔ g (c x) = g x
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hgc : Commute g c x : α ⊢ c x = x ↔ (c * g) x = g x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_support_of_commute
[683, 1]
[688, 39]
exact (Equiv.apply_eq_iff_eq g).symm
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hgc : Commute g c x : α ⊢ c x = x ↔ g (c x) = g x
no goals
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hgc : Commute g c x : α ⊢ c x = x ↔ g (c x) = g x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_support_cycle_of_cycle
[694, 1]
[703, 59]
intro x
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g d c : Perm α hc : c ∈ cycleFactorsFinset g hd : d ∈ cycleFactorsFinset g ⊢ ∀ (x : α), x ∈ support c ↔ d x ∈ support c
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g d c : Perm α hc : c ∈ cycleFactorsFinset g hd : d ∈ cycleFactorsFinset g x : α ⊢ x ∈ support c ↔ d x ∈ support c
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g d c : Perm α hc : c ∈ cycleFactorsFinset g hd : d ∈ cycleFactorsFinset g ⊢ ∀ (x : α), x ∈ support c ↔ d x ∈ support c TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_support_cycle_of_cycle
[694, 1]
[703, 59]
simp only [Equiv.Perm.mem_support, not_iff_not]
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g d c : Perm α hc : c ∈ cycleFactorsFinset g hd : d ∈ cycleFactorsFinset g x : α ⊢ x ∈ support c ↔ d x ∈ support c
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g d c : Perm α hc : c ∈ cycleFactorsFinset g hd : d ∈ cycleFactorsFinset g x : α ⊢ c x = x ↔ c (d x) = d x
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g d c : Perm α hc : c ∈ cycleFactorsFinset g hd : d ∈ cycleFactorsFinset g x : α ⊢ x ∈ support c ↔ d x ∈ support c TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_support_cycle_of_cycle
[694, 1]
[703, 59]
by_cases h : c = d
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g d c : Perm α hc : c ∈ cycleFactorsFinset g hd : d ∈ cycleFactorsFinset g x : α ⊢ c x = x ↔ c (d x) = d x
case pos α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g d c : Perm α hc : c ∈ cycleFactorsFinset g hd : d ∈ cycleFactorsFinset g x : α h : c = d ⊢ c x = x ↔ c (d x) = d x case neg α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g d c : Perm α hc : c ∈ cycleFactorsFinset g hd : d ∈ cycleFactorsFinset g x : α h : ¬c = d ⊢ c x = x ↔ c (d x) = d x
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g d c : Perm α hc : c ∈ cycleFactorsFinset g hd : d ∈ cycleFactorsFinset g x : α ⊢ c x = x ↔ c (d x) = d x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_support_cycle_of_cycle
[694, 1]
[703, 59]
rw [← h, EmbeddingLike.apply_eq_iff_eq]
case pos α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g d c : Perm α hc : c ∈ cycleFactorsFinset g hd : d ∈ cycleFactorsFinset g x : α h : c = d ⊢ c x = x ↔ c (d x) = d x case neg α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g d c : Perm α hc : c ∈ cycleFactorsFinset g hd : d ∈ cycleFactorsFinset g x : α h : ¬c = d ⊢ c x = x ↔ c (d x) = d x
case neg α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g d c : Perm α hc : c ∈ cycleFactorsFinset g hd : d ∈ cycleFactorsFinset g x : α h : ¬c = d ⊢ c x = x ↔ c (d x) = d x
Please generate a tactic in lean4 to solve the state. STATE: case pos α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g d c : Perm α hc : c ∈ cycleFactorsFinset g hd : d ∈ cycleFactorsFinset g x : α h : c = d ⊢ c x = x ↔ c (d x) = d x case neg α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g d c : Perm α hc : c ∈ cycleFactorsFinset g hd : d ∈ cycleFactorsFinset g x : α h : ¬c = d ⊢ c x = x ↔ c (d x) = d x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_support_cycle_of_cycle
[694, 1]
[703, 59]
rw [← Equiv.Perm.mul_apply, Commute.eq (Equiv.Perm.cycleFactorsFinset_mem_commute g hc hd h), Equiv.Perm.mul_apply, EmbeddingLike.apply_eq_iff_eq]
case neg α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g d c : Perm α hc : c ∈ cycleFactorsFinset g hd : d ∈ cycleFactorsFinset g x : α h : ¬c = d ⊢ c x = x ↔ c (d x) = d x
no goals
Please generate a tactic in lean4 to solve the state. STATE: case neg α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g d c : Perm α hc : c ∈ cycleFactorsFinset g hd : d ∈ cycleFactorsFinset g x : α h : ¬c = d ⊢ c x = x ↔ c (d x) = d x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_support
[706, 1]
[709, 60]
apply Equiv.Perm.mem_support_of_commute
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g a : α ⊢ a ∈ support c ↔ g a ∈ support c
case hgc α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g a : α ⊢ Commute g c
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g a : α ⊢ a ∈ support c ↔ g a ∈ support c TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.mem_cycleFactorsFinset_support
[706, 1]
[709, 60]
exact (Equiv.Perm.self_mem_cycle_factors_commute hc).symm
case hgc α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g a : α ⊢ Commute g c
no goals
Please generate a tactic in lean4 to solve the state. STATE: case hgc α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g c : Perm α hc : c ∈ cycleFactorsFinset g a : α ⊢ Commute g c TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.eq_cycleOf_iff_sameCycle
[716, 1]
[728, 45]
rw [Equiv.Perm.cycle_is_cycleOf hy c.prop]
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c ⊢ ↑c = Equiv.Perm.cycleOf g x ↔ Equiv.Perm.SameCycle g y x
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c ⊢ Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x ↔ Equiv.Perm.SameCycle g y x
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c ⊢ ↑c = Equiv.Perm.cycleOf g x ↔ Equiv.Perm.SameCycle g y x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.eq_cycleOf_iff_sameCycle
[716, 1]
[728, 45]
constructor
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c ⊢ Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x ↔ Equiv.Perm.SameCycle g y x
case mp α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c ⊢ Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x → Equiv.Perm.SameCycle g y x case mpr α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c ⊢ Equiv.Perm.SameCycle g y x → Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c ⊢ Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x ↔ Equiv.Perm.SameCycle g y x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.eq_cycleOf_iff_sameCycle
[716, 1]
[728, 45]
intro hx'
case mp α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c ⊢ Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x → Equiv.Perm.SameCycle g y x
case mp α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c hx' : Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x ⊢ Equiv.Perm.SameCycle g y x
Please generate a tactic in lean4 to solve the state. STATE: case mp α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c ⊢ Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x → Equiv.Perm.SameCycle g y x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.eq_cycleOf_iff_sameCycle
[716, 1]
[728, 45]
apply And.left
case mp α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c hx' : Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x ⊢ Equiv.Perm.SameCycle g y x
case mp.self α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c hx' : Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x ⊢ Equiv.Perm.SameCycle g y x ∧ ?mp.b case mp.b α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c hx' : Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x ⊢ Prop
Please generate a tactic in lean4 to solve the state. STATE: case mp α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c hx' : Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x ⊢ Equiv.Perm.SameCycle g y x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.eq_cycleOf_iff_sameCycle
[716, 1]
[728, 45]
rw [← Equiv.Perm.mem_support_cycleOf_iff]
case mp.self α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c hx' : Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x ⊢ Equiv.Perm.SameCycle g y x ∧ ?mp.b case mp.b α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c hx' : Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x ⊢ Prop
case mp.self α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c hx' : Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x ⊢ x ∈ Equiv.Perm.support (Equiv.Perm.cycleOf g y)
Please generate a tactic in lean4 to solve the state. STATE: case mp.self α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c hx' : Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x ⊢ Equiv.Perm.SameCycle g y x ∧ ?mp.b case mp.b α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c hx' : Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x ⊢ Prop TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.eq_cycleOf_iff_sameCycle
[716, 1]
[728, 45]
rw [hx', Equiv.Perm.mem_support, Equiv.Perm.cycleOf_apply_self, ← Equiv.Perm.mem_support]
case mp.self α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c hx' : Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x ⊢ x ∈ Equiv.Perm.support (Equiv.Perm.cycleOf g y)
case mp.self α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c hx' : Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x ⊢ x ∈ Equiv.Perm.support g
Please generate a tactic in lean4 to solve the state. STATE: case mp.self α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c hx' : Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x ⊢ x ∈ Equiv.Perm.support (Equiv.Perm.cycleOf g y) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.eq_cycleOf_iff_sameCycle
[716, 1]
[728, 45]
exact hx
case mp.self α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c hx' : Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x ⊢ x ∈ Equiv.Perm.support g
no goals
Please generate a tactic in lean4 to solve the state. STATE: case mp.self α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c hx' : Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x ⊢ x ∈ Equiv.Perm.support g TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.eq_cycleOf_iff_sameCycle
[716, 1]
[728, 45]
intro hxy
case mpr α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c ⊢ Equiv.Perm.SameCycle g y x → Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x
case mpr α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c hxy : Equiv.Perm.SameCycle g y x ⊢ Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x
Please generate a tactic in lean4 to solve the state. STATE: case mpr α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c ⊢ Equiv.Perm.SameCycle g y x → Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.eq_cycleOf_iff_sameCycle
[716, 1]
[728, 45]
rw [Equiv.Perm.SameCycle.cycleOf_eq hxy]
case mpr α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c hxy : Equiv.Perm.SameCycle g y x ⊢ Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x
no goals
Please generate a tactic in lean4 to solve the state. STATE: case mpr α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : x ∈ Equiv.Perm.support g hy : y ∈ Equiv.Perm.support ↑c hxy : Equiv.Perm.SameCycle g y x ⊢ Equiv.Perm.cycleOf g y = Equiv.Perm.cycleOf g x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.SameCycle.eq_cycleOf
[734, 1]
[738, 81]
rw [Equiv.Perm.cycle_is_cycleOf hy c.prop, Equiv.Perm.SameCycle.cycleOf_eq hx]
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : Equiv.Perm.SameCycle g y x hy : y ∈ Equiv.Perm.support ↑c ⊢ ↑c = Equiv.Perm.cycleOf g x
no goals
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α c : { x // x ∈ Equiv.Perm.cycleFactorsFinset g } x y : α hx : Equiv.Perm.SameCycle g y x hy : y ∈ Equiv.Perm.support ↑c ⊢ ↑c = Equiv.Perm.cycleOf g x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.sameCycle_of_mem_support
[741, 1]
[746, 51]
use ⟨g.cycleOf x, Equiv.Perm.cycleOf_mem_cycleFactorsFinset_iff.mpr hx⟩
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α x : α hx : x ∈ Equiv.Perm.support g ⊢ ∃ c, ∀ y ∈ Equiv.Perm.support ↑c, Equiv.Perm.SameCycle g y x
case h α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α x : α hx : x ∈ Equiv.Perm.support g ⊢ ∀ y ∈ Equiv.Perm.support ↑{ val := Equiv.Perm.cycleOf g x, property := ⋯ }, Equiv.Perm.SameCycle g y x
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α x : α hx : x ∈ Equiv.Perm.support g ⊢ ∃ c, ∀ y ∈ Equiv.Perm.support ↑c, Equiv.Perm.SameCycle g y x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.sameCycle_of_mem_support
[741, 1]
[746, 51]
intro y hy
case h α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α x : α hx : x ∈ Equiv.Perm.support g ⊢ ∀ y ∈ Equiv.Perm.support ↑{ val := Equiv.Perm.cycleOf g x, property := ⋯ }, Equiv.Perm.SameCycle g y x
case h α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α x : α hx : x ∈ Equiv.Perm.support g y : α hy : y ∈ Equiv.Perm.support ↑{ val := Equiv.Perm.cycleOf g x, property := ⋯ } ⊢ Equiv.Perm.SameCycle g y x
Please generate a tactic in lean4 to solve the state. STATE: case h α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α x : α hx : x ∈ Equiv.Perm.support g ⊢ ∀ y ∈ Equiv.Perm.support ↑{ val := Equiv.Perm.cycleOf g x, property := ⋯ }, Equiv.Perm.SameCycle g y x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.sameCycle_of_mem_support
[741, 1]
[746, 51]
rw [← Equiv.Perm.eq_cycleOf_iff_sameCycle hx hy]
case h α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α x : α hx : x ∈ Equiv.Perm.support g y : α hy : y ∈ Equiv.Perm.support ↑{ val := Equiv.Perm.cycleOf g x, property := ⋯ } ⊢ Equiv.Perm.SameCycle g y x
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Equiv.Perm α x : α hx : x ∈ Equiv.Perm.support g y : α hy : y ∈ Equiv.Perm.support ↑{ val := Equiv.Perm.cycleOf g x, property := ⋯ } ⊢ Equiv.Perm.SameCycle g y x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.subtypePerm_apply_pow_of_mem
[749, 1]
[760, 15]
revert x
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s n : ℕ x : α hx : x ∈ s ⊢ ↑((subtypePerm g hs ^ n) { val := x, property := hx }) = (g ^ n) x
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s n : ℕ ⊢ ∀ (x : α) (hx : x ∈ s), ↑((subtypePerm g hs ^ n) { val := x, property := hx }) = (g ^ n) x
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s n : ℕ x : α hx : x ∈ s ⊢ ↑((subtypePerm g hs ^ n) { val := x, property := hx }) = (g ^ n) x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.subtypePerm_apply_pow_of_mem
[749, 1]
[760, 15]
induction' n with n hrec
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s n : ℕ ⊢ ∀ (x : α) (hx : x ∈ s), ↑((subtypePerm g hs ^ n) { val := x, property := hx }) = (g ^ n) x
case zero α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s ⊢ ∀ (x : α) (hx : x ∈ s), ↑((subtypePerm g hs ^ Nat.zero) { val := x, property := hx }) = (g ^ Nat.zero) x case succ α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s n : ℕ hrec : ∀ (x : α) (hx : x ∈ s), ↑((subtypePerm g hs ^ n) { val := x, property := hx }) = (g ^ n) x ⊢ ∀ (x : α) (hx : x ∈ s), ↑((subtypePerm g hs ^ Nat.succ n) { val := x, property := hx }) = (g ^ Nat.succ n) x
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s n : ℕ ⊢ ∀ (x : α) (hx : x ∈ s), ↑((subtypePerm g hs ^ n) { val := x, property := hx }) = (g ^ n) x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.subtypePerm_apply_pow_of_mem
[749, 1]
[760, 15]
intro x hx
case zero α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s ⊢ ∀ (x : α) (hx : x ∈ s), ↑((subtypePerm g hs ^ Nat.zero) { val := x, property := hx }) = (g ^ Nat.zero) x
case zero α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s ⊢ ↑((subtypePerm g hs ^ Nat.zero) { val := x, property := hx }) = (g ^ Nat.zero) x
Please generate a tactic in lean4 to solve the state. STATE: case zero α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s ⊢ ∀ (x : α) (hx : x ∈ s), ↑((subtypePerm g hs ^ Nat.zero) { val := x, property := hx }) = (g ^ Nat.zero) x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.subtypePerm_apply_pow_of_mem
[749, 1]
[760, 15]
simp only [pow_zero, Equiv.Perm.coe_one, id.def, Subtype.coe_mk]
case zero α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s ⊢ ↑((subtypePerm g hs ^ Nat.zero) { val := x, property := hx }) = (g ^ Nat.zero) x
no goals
Please generate a tactic in lean4 to solve the state. STATE: case zero α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s ⊢ ↑((subtypePerm g hs ^ Nat.zero) { val := x, property := hx }) = (g ^ Nat.zero) x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.subtypePerm_apply_pow_of_mem
[749, 1]
[760, 15]
intro x hx
case succ α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s n : ℕ hrec : ∀ (x : α) (hx : x ∈ s), ↑((subtypePerm g hs ^ n) { val := x, property := hx }) = (g ^ n) x ⊢ ∀ (x : α) (hx : x ∈ s), ↑((subtypePerm g hs ^ Nat.succ n) { val := x, property := hx }) = (g ^ Nat.succ n) x
case succ α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s n : ℕ hrec : ∀ (x : α) (hx : x ∈ s), ↑((subtypePerm g hs ^ n) { val := x, property := hx }) = (g ^ n) x x : α hx : x ∈ s ⊢ ↑((subtypePerm g hs ^ Nat.succ n) { val := x, property := hx }) = (g ^ Nat.succ n) x
Please generate a tactic in lean4 to solve the state. STATE: case succ α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s n : ℕ hrec : ∀ (x : α) (hx : x ∈ s), ↑((subtypePerm g hs ^ n) { val := x, property := hx }) = (g ^ n) x ⊢ ∀ (x : α) (hx : x ∈ s), ↑((subtypePerm g hs ^ Nat.succ n) { val := x, property := hx }) = (g ^ Nat.succ n) x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.subtypePerm_apply_pow_of_mem
[749, 1]
[760, 15]
simp only [pow_succ, Equiv.Perm.coe_mul, Function.comp_apply]
case succ α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s n : ℕ hrec : ∀ (x : α) (hx : x ∈ s), ↑((subtypePerm g hs ^ n) { val := x, property := hx }) = (g ^ n) x x : α hx : x ∈ s ⊢ ↑((subtypePerm g hs ^ Nat.succ n) { val := x, property := hx }) = (g ^ Nat.succ n) x
case succ α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s n : ℕ hrec : ∀ (x : α) (hx : x ∈ s), ↑((subtypePerm g hs ^ n) { val := x, property := hx }) = (g ^ n) x x : α hx : x ∈ s ⊢ ↑((subtypePerm g hs ^ n) ((subtypePerm g hs) { val := x, property := hx })) = (g ^ n) (g x)
Please generate a tactic in lean4 to solve the state. STATE: case succ α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s n : ℕ hrec : ∀ (x : α) (hx : x ∈ s), ↑((subtypePerm g hs ^ n) { val := x, property := hx }) = (g ^ n) x x : α hx : x ∈ s ⊢ ↑((subtypePerm g hs ^ Nat.succ n) { val := x, property := hx }) = (g ^ Nat.succ n) x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.subtypePerm_apply_pow_of_mem
[749, 1]
[760, 15]
apply hrec
case succ α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s n : ℕ hrec : ∀ (x : α) (hx : x ∈ s), ↑((subtypePerm g hs ^ n) { val := x, property := hx }) = (g ^ n) x x : α hx : x ∈ s ⊢ ↑((subtypePerm g hs ^ n) ((subtypePerm g hs) { val := x, property := hx })) = (g ^ n) (g x)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case succ α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s n : ℕ hrec : ∀ (x : α) (hx : x ∈ s), ↑((subtypePerm g hs ^ n) { val := x, property := hx }) = (g ^ n) x x : α hx : x ∈ s ⊢ ↑((subtypePerm g hs ^ n) ((subtypePerm g hs) { val := x, property := hx })) = (g ^ n) (g x) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.subtypePerm_apply_zpow_of_mem
[763, 1]
[775, 23]
induction' i with i i
α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s i : ℤ x : α hx : x ∈ s ⊢ ↑((subtypePerm g hs ^ i) { val := x, property := hx }) = (g ^ i) x
case ofNat α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ ↑((subtypePerm g hs ^ Int.ofNat i) { val := x, property := hx }) = (g ^ Int.ofNat i) x case negSucc α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ ↑((subtypePerm g hs ^ Int.negSucc i) { val := x, property := hx }) = (g ^ Int.negSucc i) x
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s i : ℤ x : α hx : x ∈ s ⊢ ↑((subtypePerm g hs ^ i) { val := x, property := hx }) = (g ^ i) x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.subtypePerm_apply_zpow_of_mem
[763, 1]
[775, 23]
apply Equiv.Perm.subtypePerm_apply_pow_of_mem
case ofNat α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ ↑((subtypePerm g hs ^ Int.ofNat i) { val := x, property := hx }) = (g ^ Int.ofNat i) x case negSucc α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ ↑((subtypePerm g hs ^ Int.negSucc i) { val := x, property := hx }) = (g ^ Int.negSucc i) x
case negSucc α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ ↑((subtypePerm g hs ^ Int.negSucc i) { val := x, property := hx }) = (g ^ Int.negSucc i) x
Please generate a tactic in lean4 to solve the state. STATE: case ofNat α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ ↑((subtypePerm g hs ^ Int.ofNat i) { val := x, property := hx }) = (g ^ Int.ofNat i) x case negSucc α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ ↑((subtypePerm g hs ^ Int.negSucc i) { val := x, property := hx }) = (g ^ Int.negSucc i) x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.subtypePerm_apply_zpow_of_mem
[763, 1]
[775, 23]
simp only [zpow_negSucc]
case negSucc α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ ↑((subtypePerm g hs ^ Int.negSucc i) { val := x, property := hx }) = (g ^ Int.negSucc i) x
case negSucc α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ ↑((subtypePerm g hs ^ (i + 1))⁻¹ { val := x, property := hx }) = (g ^ (i + 1))⁻¹ x
Please generate a tactic in lean4 to solve the state. STATE: case negSucc α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ ↑((subtypePerm g hs ^ Int.negSucc i) { val := x, property := hx }) = (g ^ Int.negSucc i) x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.subtypePerm_apply_zpow_of_mem
[763, 1]
[775, 23]
apply Equiv.injective (g ^ (i + 1))
case negSucc α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ ↑((subtypePerm g hs ^ (i + 1))⁻¹ { val := x, property := hx }) = (g ^ (i + 1))⁻¹ x
case negSucc.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ (g ^ (i + 1)) ↑((subtypePerm g hs ^ (i + 1))⁻¹ { val := x, property := hx }) = (g ^ (i + 1)) ((g ^ (i + 1))⁻¹ x)
Please generate a tactic in lean4 to solve the state. STATE: case negSucc α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ ↑((subtypePerm g hs ^ (i + 1))⁻¹ { val := x, property := hx }) = (g ^ (i + 1))⁻¹ x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.subtypePerm_apply_zpow_of_mem
[763, 1]
[775, 23]
simp only [Equiv.Perm.apply_inv_self]
case negSucc.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ (g ^ (i + 1)) ↑((subtypePerm g hs ^ (i + 1))⁻¹ { val := x, property := hx }) = (g ^ (i + 1)) ((g ^ (i + 1))⁻¹ x)
case negSucc.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ (g ^ (i + 1)) ↑((subtypePerm g hs ^ (i + 1))⁻¹ { val := x, property := hx }) = x
Please generate a tactic in lean4 to solve the state. STATE: case negSucc.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ (g ^ (i + 1)) ↑((subtypePerm g hs ^ (i + 1))⁻¹ { val := x, property := hx }) = (g ^ (i + 1)) ((g ^ (i + 1))⁻¹ x) TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.subtypePerm_apply_zpow_of_mem
[763, 1]
[775, 23]
rw [← Equiv.Perm.subtypePerm_apply_pow_of_mem g s hs]
case negSucc.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ (g ^ (i + 1)) ↑((subtypePerm g hs ^ (i + 1))⁻¹ { val := x, property := hx }) = x
case negSucc.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ ↑((subtypePerm g hs ^ (i + 1)) { val := ↑((subtypePerm g hs ^ (i + 1))⁻¹ { val := x, property := hx }), property := ?negSucc.a.hx }) = x case negSucc.a.hx α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ ↑((subtypePerm g hs ^ (i + 1))⁻¹ { val := x, property := hx }) ∈ s
Please generate a tactic in lean4 to solve the state. STATE: case negSucc.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ (g ^ (i + 1)) ↑((subtypePerm g hs ^ (i + 1))⁻¹ { val := x, property := hx }) = x TACTIC:
https://github.com/AntoineChambert-Loir/Jordan4.git
d49910c127be01229697737a55a2d756e908d3e1
Jordan/ConjClassCount.lean
Equiv.Perm.subtypePerm_apply_zpow_of_mem
[763, 1]
[775, 23]
rw [Finset.mk_coe, Equiv.Perm.apply_inv_self, Subtype.coe_mk]
case negSucc.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ ↑((subtypePerm g hs ^ (i + 1)) { val := ↑((subtypePerm g hs ^ (i + 1))⁻¹ { val := x, property := hx }), property := ?negSucc.a.hx }) = x case negSucc.a.hx α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ ↑((subtypePerm g hs ^ (i + 1))⁻¹ { val := x, property := hx }) ∈ s
case negSucc.a.h α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ ↑((subtypePerm g hs ^ (i + 1))⁻¹ { val := x, property := hx }) ∈ ↑s
Please generate a tactic in lean4 to solve the state. STATE: case negSucc.a α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ ↑((subtypePerm g hs ^ (i + 1)) { val := ↑((subtypePerm g hs ^ (i + 1))⁻¹ { val := x, property := hx }), property := ?negSucc.a.hx }) = x case negSucc.a.hx α : Type u_1 inst✝¹ : DecidableEq α inst✝ : Fintype α g : Perm α s : Finset α hs : ∀ (x : α), x ∈ s ↔ g x ∈ s x : α hx : x ∈ s i : ℕ ⊢ ↑((subtypePerm g hs ^ (i + 1))⁻¹ { val := x, property := hx }) ∈ s TACTIC: