module
string
startPos
dict
endPos
dict
nextStartPos
dict
goals
list
goalsAfter
list
ppTac
string
elaborator
string
kind
string
Mathlib.GroupTheory.Nilpotent
{ "line": 757, "column": 61 }
{ "line": 765, "column": 49 }
{ "line": 767, "column": 0 }
[ { "pp": "G : Type u_1\ninst✝² : Group G\nH : Type u_2\ninst✝¹ : Group H\nf : G →* H\nhf1 : f.ker ≤ center G\ninst✝ : IsNilpotent H\n⊢ nilpotencyClass G ≤ nilpotencyClass H + 1", "ppTerm": "?m.24", "assigned": true, "usedConstants": [ "le_bot_iff", "Eq.mpr", "Subgroup.map", "M...
[]
by have : IsNilpotent G := isNilpotent_of_ker_le_center f hf1 rw [← lowerCentralSeries_length_eq_nilpotencyClass] classical apply Nat.find_min' refine lowerCentralSeries_succ_eq_bot ⊤ (le_trans ((Subgroup.map_eq_bot_iff _).mp ?_) hf1) rw [map_lowerCentralSeries, ← le_bot_iff, ← lowerCentralSeries_nilp...
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.GroupTheory.Nilpotent
{ "line": 1032, "column": 4 }
{ "line": 1032, "column": 20 }
{ "line": 1033, "column": 4 }
[ { "pp": "case refine_3\nG : Type u_1\ninst✝ : Group G\na : ℕ\nh2 : a ≤ nilpotencyClass G\n⊢ ∀ (i j : ℕ), i < a + 1 → j < a + 1 → upperCentralSeries G i = upperCentralSeries G j → i = j", "ppTerm": "?refine_3", "assigned": true, "usedConstants": [ "instOfNatNat", "instHAdd", "HAdd.h...
[ "case refine_3\nG : Type u_1\ninst✝ : Group G\na : ℕ\nh2 : a ≤ nilpotencyClass G\ni j : ℕ\nhi : i < a + 1\nhj : j < a + 1\n⊢ upperCentralSeries G i = upperCentralSeries G j → i = j" ]
intros i j hi hj
Lean.Elab.Tactic.evalIntros
Lean.Parser.Tactic.intros
Mathlib.GroupTheory.Nilpotent
{ "line": 1075, "column": 65 }
{ "line": 1078, "column": 49 }
{ "line": 1080, "column": 0 }
[ { "pp": "G₁ : Type u_2\nG₂ : Type u_3\ninst✝³ : Group G₁\ninst✝² : Group G₂\ninst✝¹ : IsNilpotent G₁\ninst✝ : IsNilpotent G₂\n⊢ nilpotencyClass (G₁ × G₂) = max (nilpotencyClass G₁) (nilpotencyClass G₂)", "ppTerm": "?m.12", "assigned": true, "usedConstants": [ "Lattice.toSemilatticeSup", ...
[]
by refine eq_of_forall_ge_iff fun k => ?_ simp only [max_le_iff, ← lowerCentralSeries_eq_bot_iff_nilpotencyClass_le, top_lowerCentralSeries_prod, prod_eq_bot_iff]
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.GroupTheory.GroupAction.Iwasawa
{ "line": 72, "column": 6 }
{ "line": 72, "column": 17 }
{ "line": 72, "column": 18 }
[ { "pp": "M : Type u_1\ninst✝² : Group M\nα : Type u_2\ninst✝¹ : MulAction M α\nIwaS : IwasawaStructure M α\ninst✝ : IsQuasiPreprimitive M α\nN : Subgroup M\nnN : N.Normal\nhNX : fixedPoints (↥N) α ≠ Set.univ\nis_transN : IsPretransitive (↥N) α\nntα : Nontrivial α\na : α\n⊢ N ⊔ IwaS.T a = ⊤", "ppTerm": "?m.4...
[ "M : Type u_1\ninst✝² : Group M\nα : Type u_2\ninst✝¹ : MulAction M α\nIwaS : IwasawaStructure M α\ninst✝ : IsQuasiPreprimitive M α\nN : Subgroup M\nnN : N.Normal\nhNX : fixedPoints (↥N) α ≠ Set.univ\nis_transN : IsPretransitive (↥N) α\nntα : Nontrivial α\na : α\n⊢ ⊤ ≤ N ⊔ IwaS.T a" ]
eq_top_iff,
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.GroupTheory.GroupAction.Primitive
{ "line": 181, "column": 8 }
{ "line": 183, "column": 44 }
{ "line": 183, "column": 45 }
[ { "pp": "case inr\nG : Type u_1\nX : Type u_2\ninst✝¹ : Group G\ninst✝ : MulAction G X\na : X\nha : a ∉ fixedPoints G X\nH : ∀ ⦃B : Set X⦄, a ∈ B → IsBlock G B → IsTrivialBlock B\nthis : IsPretransitive G X\nB : Set X\nhB : IsBlock G B\nb : X\nhb : b ∈ B\n⊢ IsTrivialBlock B", "ppTerm": "?inr", "assigned...
[]
obtain ⟨g, hg⟩ := exists_smul_eq G b a rw [← IsTrivialBlock.smul_iff g] exact H ⟨b, hb, hg⟩ (hB.translate g)
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.GroupTheory.GroupAction.Primitive
{ "line": 181, "column": 8 }
{ "line": 183, "column": 44 }
{ "line": 183, "column": 45 }
[ { "pp": "case inr\nG : Type u_1\nX : Type u_2\ninst✝¹ : Group G\ninst✝ : MulAction G X\na : X\nha : a ∉ fixedPoints G X\nH : ∀ ⦃B : Set X⦄, a ∈ B → IsBlock G B → IsTrivialBlock B\nthis : IsPretransitive G X\nB : Set X\nhB : IsBlock G B\nb : X\nhb : b ∈ B\n⊢ IsTrivialBlock B", "ppTerm": "?inr", "assigned...
[]
obtain ⟨g, hg⟩ := exists_smul_eq G b a rw [← IsTrivialBlock.smul_iff g] exact H ⟨b, hb, hg⟩ (hB.translate g)
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.GroupTheory.SpecificGroups.Alternating
{ "line": 65, "column": 40 }
{ "line": 65, "column": 46 }
{ "line": 65, "column": 46 }
[ { "pp": "⊢ -1 ≠ 1", "ppTerm": "?m.17", "assigned": true, "usedConstants": [ "instDecidableNot", "MulOne.toOne", "NonUnitalCommRing.toNonUnitalNonAssocCommRing", "CommRing.toNonUnitalCommRing", "of_decide_eq_true", "Monoid.toMulOneClass", "Units.instNeg", ...
[]
decide
Lean.Elab.Tactic.evalDecide
Lean.Parser.Tactic.decide
Mathlib.GroupTheory.SpecificGroups.Alternating
{ "line": 65, "column": 40 }
{ "line": 65, "column": 46 }
{ "line": 65, "column": 46 }
[ { "pp": "⊢ -1 ≠ 1", "ppTerm": "?m.17", "assigned": true, "usedConstants": [ "instDecidableNot", "MulOne.toOne", "NonUnitalCommRing.toNonUnitalNonAssocCommRing", "CommRing.toNonUnitalCommRing", "of_decide_eq_true", "Monoid.toMulOneClass", "Units.instNeg", ...
[]
decide
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.GroupTheory.SpecificGroups.Alternating
{ "line": 65, "column": 40 }
{ "line": 65, "column": 46 }
{ "line": 65, "column": 46 }
[ { "pp": "⊢ -1 ≠ 1", "ppTerm": "?m.17", "assigned": true, "usedConstants": [ "instDecidableNot", "MulOne.toOne", "NonUnitalCommRing.toNonUnitalNonAssocCommRing", "CommRing.toNonUnitalCommRing", "of_decide_eq_true", "Monoid.toMulOneClass", "Units.instNeg", ...
[]
decide
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.GroupTheory.SpecificGroups.Alternating
{ "line": 101, "column": 2 }
{ "line": 101, "column": 8 }
{ "line": 103, "column": 0 }
[ { "pp": "α : Type u_1\ninst✝¹ : Fintype α\ninst✝ : DecidableEq α\nl : List (Perm α)\nhl : ∀ g ∈ l, g.IsSwap\n⊢ -1 ≠ 1", "ppTerm": "?m.33", "assigned": true, "usedConstants": [ "instDecidableNot", "MulOne.toOne", "NonUnitalCommRing.toNonUnitalNonAssocCommRing", "CommRing.toNon...
[]
decide
Lean.Elab.Tactic.evalDecide
Lean.Parser.Tactic.decide
Mathlib.GroupTheory.SpecificGroups.Alternating
{ "line": 149, "column": 37 }
{ "line": 155, "column": 59 }
{ "line": 157, "column": 0 }
[ { "pp": "α : Type u_1\ninst✝¹ : Fintype α\ninst✝ : DecidableEq α\nhα : Nat.card α ≤ 3\n⊢ IsCyclic ↥(alternatingGroup α)", "ppTerm": "?m.8", "assigned": true, "usedConstants": [ "Nontrivial", "Eq.mpr", "MulOne.toOne", "Nat.instMulZeroClass", "Preorder.toLT", "Dvd.d...
[]
by cases subsingleton_or_nontrivial α · infer_instance have : 1 < Nat.card α := Finite.one_lt_card apply isCyclic_of_card_dvd_prime (p := 3) rw [nat_card_alternatingGroup] interval_cases (Nat.card α) <;> simp [Nat.factorial_succ]
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.GroupTheory.GroupAction.SubMulAction.OfStabilizer
{ "line": 181, "column": 31 }
{ "line": 181, "column": 44 }
{ "line": 181, "column": 44 }
[ { "pp": "case left\nG : Type u_1\ninst✝¹ : Group G\nα : Type u_2\ninst✝ : MulAction G α\ng : G\na b : α\nhg : b = g • a\nx : α\nhx : x ∈ ofStabilizer G a\ny : α\nhy : y ∈ ofStabilizer G a\nhxy : ↑((conjMap hg) ⟨x, hx⟩) = ↑((conjMap hg) ⟨y, hy⟩)\n⊢ (fun x ↦ g • x) x = (fun x ↦ g • x) y", "ppTerm": "?left", ...
[ "case left\nG : Type u_1\ninst✝¹ : Group G\nα : Type u_2\ninst✝ : MulAction G α\ng : G\na b : α\nhg : b = g • a\nx : α\nhx : x ∈ ofStabilizer G a\ny : α\nhy : y ∈ ofStabilizer G a\nhxy : g • ↑⟨x, hx⟩ = ↑((conjMap hg) ⟨y, hy⟩)\n⊢ (fun x ↦ g • x) x = (fun x ↦ g • x) y" ]
conjMap_apply
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.SetTheory.Cardinal.Embedding
{ "line": 71, "column": 2 }
{ "line": 73, "column": 81 }
{ "line": 74, "column": 2 }
[ { "pp": "α : Type u_1\nm n : ℕ\nhn : ↑m + ↑n ≤ ENat.card α\nx : Fin m ↪ α\n⊢ ∃ a, (fun x ↦ (castAddEmb n).trans x) a = x", "ppTerm": "?m.20", "assigned": true, "usedConstants": [ "Fin.castAddEmb", "Eq.mpr", "Fintype.card_fin", "ChainCompletePartialOrder.instOfCompleteLattice"...
[ "α : Type u_1\nm n : ℕ\nhn : ↑m + ↑n ≤ ENat.card α\nx : Fin m ↪ α\ny : Fin n ↪ α\nhxy : Disjoint (range ⇑x) (range ⇑y)\n⊢ ∃ a, (fun x ↦ (castAddEmb n).trans x) a = x" ]
obtain ⟨y, hxy⟩ := exists_embedding_disjoint_range_of_add_le_ENat_card (s := range x) (by simpa [← Nat.card_coe_set_eq, Nat.card_range_of_injective x.injective])
_private.Lean.Elab.Tactic.RCases.0.Lean.Elab.Tactic.RCases.evalObtain
Lean.Parser.Tactic.obtain
Mathlib.GroupTheory.SpecificGroups.Alternating
{ "line": 312, "column": 30 }
{ "line": 312, "column": 36 }
{ "line": 312, "column": 36 }
[ { "pp": "α : Type u_1\ninst✝¹ : Fintype α\ninst✝ : DecidableEq α\nh3 : 3 ≤ Nat.card α\n⊢ 1 < 3", "ppTerm": "?m.22", "assigned": true, "usedConstants": [ "Preorder.toLT", "of_decide_eq_true", "id", "instOfNatNat", "Bool.true", "Nat.instPreorder", "Nat", ...
[]
decide
Lean.Elab.Tactic.evalDecide
Lean.Parser.Tactic.decide
Mathlib.GroupTheory.SpecificGroups.Alternating
{ "line": 312, "column": 30 }
{ "line": 312, "column": 36 }
{ "line": 312, "column": 36 }
[ { "pp": "α : Type u_1\ninst✝¹ : Fintype α\ninst✝ : DecidableEq α\nh3 : 3 ≤ Nat.card α\n⊢ 1 < 3", "ppTerm": "?m.22", "assigned": true, "usedConstants": [ "Preorder.toLT", "of_decide_eq_true", "id", "instOfNatNat", "Bool.true", "Nat.instPreorder", "Nat", ...
[]
decide
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.GroupTheory.SpecificGroups.Alternating
{ "line": 312, "column": 30 }
{ "line": 312, "column": 36 }
{ "line": 312, "column": 36 }
[ { "pp": "α : Type u_1\ninst✝¹ : Fintype α\ninst✝ : DecidableEq α\nh3 : 3 ≤ Nat.card α\n⊢ 1 < 3", "ppTerm": "?m.22", "assigned": true, "usedConstants": [ "Preorder.toLT", "of_decide_eq_true", "id", "instOfNatNat", "Bool.true", "Nat.instPreorder", "Nat", ...
[]
decide
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.GroupTheory.SpecificGroups.Alternating
{ "line": 338, "column": 10 }
{ "line": 338, "column": 16 }
{ "line": 339, "column": 2 }
[ { "pp": "g : Perm (Fin 5)\nh1 : g ≠ 1\nh2 : g.cycleType = Multiset.replicate g.cycleType.card 2\nh✝ : g.cycleType.card * 2 ≤ card (Fin 5)\nh : g.cycleType.card ≤ 3\nha : (-1) ^ g.cycleType.card = 1\n⊢ -1 ≠ 1", "ppTerm": "?m.184", "assigned": true, "usedConstants": [ "instDecidableNot", "...
[]
decide
Lean.Elab.Tactic.evalDecide
Lean.Parser.Tactic.decide
Mathlib.GroupTheory.SpecificGroups.Alternating
{ "line": 338, "column": 10 }
{ "line": 338, "column": 16 }
{ "line": 339, "column": 2 }
[ { "pp": "g : Perm (Fin 5)\nh1 : g ≠ 1\nh2 : g.cycleType = Multiset.replicate g.cycleType.card 2\nh✝ : g.cycleType.card * 2 ≤ card (Fin 5)\nh : g.cycleType.card ≤ 3\nha : (-1) ^ g.cycleType.card = 1\n⊢ -1 ≠ 1", "ppTerm": "?m.184", "assigned": true, "usedConstants": [ "instDecidableNot", "...
[]
decide
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.GroupTheory.SpecificGroups.Alternating
{ "line": 338, "column": 10 }
{ "line": 338, "column": 16 }
{ "line": 339, "column": 2 }
[ { "pp": "g : Perm (Fin 5)\nh1 : g ≠ 1\nh2 : g.cycleType = Multiset.replicate g.cycleType.card 2\nh✝ : g.cycleType.card * 2 ≤ card (Fin 5)\nh : g.cycleType.card ≤ 3\nha : (-1) ^ g.cycleType.card = 1\n⊢ -1 ≠ 1", "ppTerm": "?m.184", "assigned": true, "usedConstants": [ "instDecidableNot", "...
[]
decide
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.GroupTheory.SpecificGroups.Alternating
{ "line": 343, "column": 37 }
{ "line": 343, "column": 43 }
{ "line": 344, "column": 4 }
[ { "pp": "g : Perm (Fin 5)\nh1 : g ≠ 1\nh_1 : g.cycleType.card = 2\nh2 : g.cycleType = Multiset.replicate 2 2\nh✝ : 2 * 2 ≤ card (Fin 5)\nh : 2 ≤ 3\nha : Even 2\n⊢ 0 ≠ 4", "ppTerm": "?m.282", "assigned": true, "usedConstants": [ "instDecidableNot", "of_decide_eq_true", "instDecidabl...
[]
decide
Lean.Elab.Tactic.evalDecide
Lean.Parser.Tactic.decide
Mathlib.GroupTheory.SpecificGroups.Alternating
{ "line": 344, "column": 37 }
{ "line": 344, "column": 43 }
{ "line": 345, "column": 4 }
[ { "pp": "g : Perm (Fin 5)\nh1 : g ≠ 1\nh_1 : g.cycleType.card = 2\nh2 : g.cycleType = Multiset.replicate 2 2\nh✝ : 2 * 2 ≤ card (Fin 5)\nh : 2 ≤ 3\nha : Even 2\nh04 : 0 ≠ 4\n⊢ 1 ≠ 3", "ppTerm": "?m.292", "assigned": true, "usedConstants": [ "instDecidableNot", "of_decide_eq_true", ...
[]
decide
Lean.Elab.Tactic.evalDecide
Lean.Parser.Tactic.decide
Mathlib.GroupTheory.SpecificGroups.Alternating
{ "line": 349, "column": 6 }
{ "line": 349, "column": 12 }
{ "line": 350, "column": 2 }
[ { "pp": "case «2»\ng : Perm (Fin 5)\nh1 : g ≠ 1\nh_1 : g.cycleType.card = 2\nh2 : g.cycleType = Multiset.replicate 2 2\nh✝ : 2 * 2 ≤ card (Fin 5)\nh : 2 ≤ 3\nha : Even 2\nh04 : 0 ≠ 4\nh13 : 1 ≠ 3\n⊢ _root_.Disjoint {0, 4} {1, 3}", "ppTerm": "?«2»", "assigned": true, "usedConstants": [ "Finset....
[]
decide
Lean.Elab.Tactic.evalDecide
Lean.Parser.Tactic.decide
Mathlib.GroupTheory.SpecificGroups.Alternating
{ "line": 465, "column": 9 }
{ "line": 465, "column": 20 }
{ "line": 465, "column": 21 }
[ { "pp": "α : Type u_1\ninst✝¹ : Fintype α\ninst✝ : DecidableEq α\nG : Subgroup (Perm α)\nhG : G.index = 2\na✝ : Nontrivial α\nh : ∀ (g : Perm α), g.IsSwap → g ∈ G\n⊢ G = ⊤", "ppTerm": "?m.42", "assigned": true, "usedConstants": [ "Eq.mpr", "eq_top_iff", "congrArg", "PartialOr...
[ "α : Type u_1\ninst✝¹ : Fintype α\ninst✝ : DecidableEq α\nG : Subgroup (Perm α)\nhG : G.index = 2\na✝ : Nontrivial α\nh : ∀ (g : Perm α), g.IsSwap → g ∈ G\n⊢ ⊤ ≤ G" ]
eq_top_iff,
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.GroupTheory.SpecificGroups.Alternating
{ "line": 462, "column": 73 }
{ "line": 465, "column": 52 }
{ "line": 466, "column": 2 }
[ { "pp": "α : Type u_1\ninst✝¹ : Fintype α\ninst✝ : DecidableEq α\nG : Subgroup (Perm α)\nhG : G.index = 2\na✝ : Nontrivial α\n⊢ ∃ g, g.IsSwap ∧ g ∉ G", "ppTerm": "?m.24", "assigned": true, "usedConstants": [ "Mathlib.Tactic.Push.not_exists._simp_1", "Eq.mpr", "Mathlib.Tactic.Push.n...
[]
by by_contra! h suffices G = ⊤ by rw [this, Subgroup.index_top] at hG; cases hG rwa [eq_top_iff, ← closure_isSwap, G.closure_le]
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.GroupTheory.GroupAction.MultipleTransitivity
{ "line": 250, "column": 2 }
{ "line": 251, "column": 11 }
{ "line": 252, "column": 2 }
[ { "pp": "case inl\nG : Type u_1\nα : Type u_2\ninst✝¹ : Group G\ninst✝ : MulAction G α\nh2 : IsMultiplyPretransitive G α 2\nthis : IsPretransitive G α\nB : Set α\nhB : IsBlock G B\nh : B.Subsingleton\n⊢ IsTrivialBlock B", "ppTerm": "?inl", "assigned": true, "usedConstants": [ "Set.univ", ...
[ "case inr\nG : Type u_1\nα : Type u_2\ninst✝¹ : Group G\ninst✝ : MulAction G α\nh2 : IsMultiplyPretransitive G α 2\nthis : IsPretransitive G α\nB : Set α\nhB : IsBlock G B\nh : B.Nontrivial\n⊢ IsTrivialBlock B" ]
· left exact h
Lean.Elab.Tactic.evalTacticCDot
Lean.cdot
Mathlib.GroupTheory.GroupAction.SubMulAction.OfFixingSubgroup
{ "line": 528, "column": 18 }
{ "line": 528, "column": 34 }
{ "line": 528, "column": 34 }
[ { "pp": "G : Type u_1\ninst✝¹ : Group G\nα : Type u_2\ninst✝ : MulAction G α\ns : Set α\nk : G\nhk : k ∈ fixingSubgroup G s\n| s", "ppTerm": "?m.25", "assigned": true, "usedConstants": [ "congrArg", "id", "Set.image", "Eq.symm", "Set.image_id", "Eq.trans", "...
[ "G : Type u_1\ninst✝¹ : Group G\nα : Type u_2\ninst✝ : MulAction G α\ns : Set α\nk : G\nhk : k ∈ fixingSubgroup G s\n| id '' s" ]
← Set.image_id s
Lean.Elab.Tactic.Conv.evalRewrite
null
Mathlib.GroupTheory.GroupAction.SubMulAction.OfFixingSubgroup
{ "line": 525, "column": 43 }
{ "line": 530, "column": 50 }
{ "line": 532, "column": 0 }
[ { "pp": "G : Type u_1\ninst✝¹ : Group G\nα : Type u_2\ninst✝ : MulAction G α\ns : Set α\n⊢ fixingSubgroup G s ≤ stabilizer G s", "ppTerm": "?m.10", "assigned": true, "usedConstants": [ "Eq.mpr", "instHSMul", "congrArg", "fixingSubgroup", "Membership.mem", "Eq.rec"...
[]
by intro k hk rw [mem_stabilizer_iff] conv_rhs => rw [← Set.image_id s] apply Set.image_congr simpa only [mem_fixingSubgroup_iff, id] using hk
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.GroupTheory.GroupAction.MultiplePrimitivity
{ "line": 355, "column": 10 }
{ "line": 355, "column": 32 }
{ "line": 356, "column": 8 }
[ { "pp": "M : Type u_1\nα : Type u_2\ninst✝³ : Group M\ninst✝² : MulAction M α\nN : Type u_3\nβ : Type u_4\ninst✝¹ : Group N\ninst✝ : MulAction N β\nφ : M → N\nhφ : Function.Surjective φ\nf : α →ₑ[φ] β\nhf : Function.Bijective ⇑f\nn : ℕ\nH : IsMultiplyPreprimitive N β n\ns : Set α\nhs : s.encard + 1 = ↑n\nt : Se...
[]
exact ⟨⟨y, this⟩, rfl⟩
Lean.Elab.Tactic.evalExact
Lean.Parser.Tactic.exact
Mathlib.GroupTheory.GroupAction.MultiplePrimitivity
{ "line": 355, "column": 10 }
{ "line": 355, "column": 32 }
{ "line": 356, "column": 8 }
[ { "pp": "M : Type u_1\nα : Type u_2\ninst✝³ : Group M\ninst✝² : MulAction M α\nN : Type u_3\nβ : Type u_4\ninst✝¹ : Group N\ninst✝ : MulAction N β\nφ : M → N\nhφ : Function.Surjective φ\nf : α →ₑ[φ] β\nhf : Function.Bijective ⇑f\nn : ℕ\nH : IsMultiplyPreprimitive N β n\ns : Set α\nhs : s.encard + 1 = ↑n\nt : Se...
[]
exact ⟨⟨y, this⟩, rfl⟩
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.GroupTheory.GroupAction.MultiplePrimitivity
{ "line": 355, "column": 10 }
{ "line": 355, "column": 32 }
{ "line": 356, "column": 8 }
[ { "pp": "M : Type u_1\nα : Type u_2\ninst✝³ : Group M\ninst✝² : MulAction M α\nN : Type u_3\nβ : Type u_4\ninst✝¹ : Group N\ninst✝ : MulAction N β\nφ : M → N\nhφ : Function.Surjective φ\nf : α →ₑ[φ] β\nhf : Function.Bijective ⇑f\nn : ℕ\nH : IsMultiplyPreprimitive N β n\ns : Set α\nhs : s.encard + 1 = ↑n\nt : Se...
[]
exact ⟨⟨y, this⟩, rfl⟩
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.GroupTheory.Perm.MaximalSubgroups
{ "line": 92, "column": 6 }
{ "line": 92, "column": 17 }
{ "line": 92, "column": 18 }
[ { "pp": "M : Type u_1\nα : Type u_2\ninst✝¹ : Group M\ninst✝ : MulAction M α\ns : Set α\nhs : ∀ a ∈ s, ∀ b ∈ s, ∃ g, g • a = b\nhs' : ∀ a ∈ sᶜ, ∀ b ∈ sᶜ, ∃ g, g • a = b\nhM : ∀ (a b : α) (g : M), a ∈ s → b ∈ sᶜ → g • a ≠ b\n⊢ stabilizer M s = ⊤", "ppTerm": "?m.156", "assigned": true, "usedConstants"...
[ "M : Type u_1\nα : Type u_2\ninst✝¹ : Group M\ninst✝ : MulAction M α\ns : Set α\nhs : ∀ a ∈ s, ∀ b ∈ s, ∃ g, g • a = b\nhs' : ∀ a ∈ sᶜ, ∀ b ∈ sᶜ, ∃ g, g • a = b\nhM : ∀ (a b : α) (g : M), a ∈ s → b ∈ sᶜ → g • a ≠ b\n⊢ ⊤ ≤ stabilizer M s" ]
eq_top_iff,
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.GroupTheory.SpecificGroups.Alternating.MaximalSubgroups
{ "line": 178, "column": 6 }
{ "line": 178, "column": 17 }
{ "line": 178, "column": 18 }
[ { "pp": "α : Type u_1\ninst✝¹ : Fintype α\ninst✝ : DecidableEq α\nh4 : 4 < Nat.card α\nG : Subgroup ↥(alternatingGroup α)\nhG' : IsPreprimitive (↥G) α\ns : Set α\nhG : stabilizer (↥(alternatingGroup α)) s ≤ G\ng : Perm α\nhg : g ∈ stabilizer (Perm α) s\nhg3 : g.IsThreeCycle\n⊢ G = ⊤", "ppTerm": "?m.38", ...
[ "α : Type u_1\ninst✝¹ : Fintype α\ninst✝ : DecidableEq α\nh4 : 4 < Nat.card α\nG : Subgroup ↥(alternatingGroup α)\nhG' : IsPreprimitive (↥G) α\ns : Set α\nhG : stabilizer (↥(alternatingGroup α)) s ≤ G\ng : Perm α\nhg : g ∈ stabilizer (Perm α) s\nhg3 : g.IsThreeCycle\n⊢ ⊤ ≤ G" ]
eq_top_iff,
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.GroupTheory.SpecificGroups.Alternating.MaximalSubgroups
{ "line": 181, "column": 2 }
{ "line": 181, "column": 71 }
{ "line": 182, "column": 2 }
[ { "pp": "α : Type u_1\ninst✝¹ : Fintype α\ninst✝ : DecidableEq α\nh4 : 4 < Nat.card α\nG : Subgroup ↥(alternatingGroup α)\nhG' : IsPreprimitive (↥G) α\ns : Set α\nhG : stabilizer (↥(alternatingGroup α)) s ≤ G\ng : Perm α\nhg : g ∈ stabilizer (Perm α) s\nhg3 : g.IsThreeCycle\n⊢ alternatingGroup α ≤ Subgroup.map ...
[ "α : Type u_1\ninst✝¹ : Fintype α\ninst✝ : DecidableEq α\nh4 : 4 < Nat.card α\nG : Subgroup ↥(alternatingGroup α)\nhG' : IsPreprimitive (↥G) α\ns : Set α\nhG : stabilizer (↥(alternatingGroup α)) s ≤ G\ng : Perm α\nhg : g ∈ stabilizer (Perm α) s\nhg3 : g.IsThreeCycle\n⊢ g ∈ Subgroup.map (alternatingGroup α).subtype ...
apply alternatingGroup_le_of_isPreprimitive_of_isThreeCycle_mem _ hg3
Lean.Elab.Tactic.evalApply
Lean.Parser.Tactic.apply
Mathlib.GroupTheory.GroupAction.SubMulAction.Combination
{ "line": 286, "column": 6 }
{ "line": 288, "column": 11 }
{ "line": 289, "column": 4 }
[ { "pp": "case pos\nα : Type u_2\nn : ℕ\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\nhα : 3 ≤ Nat.card α\nthis✝ :\n ∀ {α : Type u_2} {n : ℕ} [inst : DecidableEq α] [inst_1 : Fintype α],\n 3 ≤ Nat.card α → 2 * n ≤ Nat.card α → IsPretransitive ↥(alternatingGroup α) ↑(powersetCard α n)\nhn : Nat.card α < 2 * n\n...
[]
apply IsPretransitive.of_surjective_map (mulActionHom_compl_bijective (alternatingGroup α) α _).surjective this aesop
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.GroupTheory.GroupAction.SubMulAction.Combination
{ "line": 286, "column": 6 }
{ "line": 288, "column": 11 }
{ "line": 289, "column": 4 }
[ { "pp": "case pos\nα : Type u_2\nn : ℕ\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\nhα : 3 ≤ Nat.card α\nthis✝ :\n ∀ {α : Type u_2} {n : ℕ} [inst : DecidableEq α] [inst_1 : Fintype α],\n 3 ≤ Nat.card α → 2 * n ≤ Nat.card α → IsPretransitive ↥(alternatingGroup α) ↑(powersetCard α n)\nhn : Nat.card α < 2 * n\n...
[]
apply IsPretransitive.of_surjective_map (mulActionHom_compl_bijective (alternatingGroup α) α _).surjective this aesop
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.GroupTheory.Perm.Cycle.PossibleTypes
{ "line": 67, "column": 4 }
{ "line": 67, "column": 23 }
{ "line": 68, "column": 4 }
[ { "pp": "case h.right.right\nα : Type u_2\ninst✝ : Fintype α\nc : List ℕ\nhc : c.sum ≤ Fintype.card α\nklift : (n : ℕ) → n < Fintype.card α → Fin (Fintype.card α) := ⋯\nklift' : (l : List ℕ) → (∀ a ∈ l, a < Fintype.card α) → List (Fin (Fintype.card α)) := ⋯\nhc'_lt : ∀ l ∈ c.ranges, ∀ n ∈ l, n < Fintype.card α\...
[ "case h.right.right\nα : Type u_2\ninst✝ : Fintype α\nc : List ℕ\nhc : c.sum ≤ Fintype.card α\nklift : (n : ℕ) → n < Fintype.card α → Fin (Fintype.card α) := fun n hn ↦ ⟨n, hn⟩\nklift' : (l : List ℕ) → (∀ a ∈ l, a < Fintype.card α) → List (Fin (Fintype.card α)) := fun l hl ↦ pmap klift l hl\nhc'_lt : ∀ l ∈ c.ranges...
intro u hu v hv huv
Lean.Elab.Tactic.evalIntro
Lean.Parser.Tactic.intro
Mathlib.GroupTheory.Perm.Centralizer
{ "line": 534, "column": 4 }
{ "line": 538, "column": 91 }
{ "line": 540, "column": 0 }
[ { "pp": "case refine_2\nα : Type u_1\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\ng : Perm α\n⊢ _root_.Disjoint ofSubtype.range (noncommPiCoprod ⋯).range", "ppTerm": "?refine_2", "assigned": true, "usedConstants": [ "Subgroup.closure_eq", "Eq.mpr", "Equiv.Perm.support", "Monoi...
[]
rw [noncommPiCoprod_range, ← ofSubtype.range.closure_eq] simp only [zpowers_eq_closure, ← closure_iUnion] apply disjoint_closure_of_disjoint_support rintro - ⟨a, rfl⟩ - ⟨-, ⟨b, rfl⟩, ⟨-⟩⟩ exact (ofSubtype_support_disjoint a).mono_right (mem_cycleFactorsFinset_support_le b.2)
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.GroupTheory.Perm.Centralizer
{ "line": 534, "column": 4 }
{ "line": 538, "column": 91 }
{ "line": 540, "column": 0 }
[ { "pp": "case refine_2\nα : Type u_1\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\ng : Perm α\n⊢ _root_.Disjoint ofSubtype.range (noncommPiCoprod ⋯).range", "ppTerm": "?refine_2", "assigned": true, "usedConstants": [ "Subgroup.closure_eq", "Eq.mpr", "Equiv.Perm.support", "Monoi...
[]
rw [noncommPiCoprod_range, ← ofSubtype.range.closure_eq] simp only [zpowers_eq_closure, ← closure_iUnion] apply disjoint_closure_of_disjoint_support rintro - ⟨a, rfl⟩ - ⟨-, ⟨b, rfl⟩, ⟨-⟩⟩ exact (ofSubtype_support_disjoint a).mono_right (mem_cycleFactorsFinset_support_le b.2)
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.GroupTheory.Perm.Centralizer
{ "line": 617, "column": 2 }
{ "line": 620, "column": 93 }
{ "line": 621, "column": 2 }
[ { "pp": "α : Type u_1\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\ng : Perm α\nk : Perm ↑(Function.fixedPoints ⇑g)\nv : (c : ↥g.cycleFactorsFinset) → ↥(zpowers ↑c)\nU : Set ↥g.cycleFactorsFinset := ↑Finset.univ\nhU : U.Pairwise fun i j ↦ (↑(v i)).Disjoint ↑(v j)\n⊢ ((kerParam g) (k, v)).cycleType = k.cycleType +...
[ "α : Type u_1\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\ng : Perm α\nk : Perm ↑(Function.fixedPoints ⇑g)\nv : (c : ↥g.cycleFactorsFinset) → ↥(zpowers ↑c)\nU : Set ↥g.cycleFactorsFinset := ↑Finset.univ\nhU : U.Pairwise fun i j ↦ (↑(v i)).Disjoint ↑(v j)\n⊢ (ofSubtype k).cycleType + ∑ i ∈ g.cycleFactorsFinset.attach...
rw [kerParam, MonoidHom.noncommCoprod_apply, ← Prod.fst_mul_snd ⟨k, v⟩, Prod.mk_mul_mk, mul_one, one_mul, Finset.univ_eq_attach, Disjoint.cycleType_mul (disjoint_ofSubtype_noncommPiCoprod g k v), Subgroup.noncommPiCoprod_apply, Disjoint.cycleType_noncommProd hU, Finset.univ_eq_attach]
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_rwSeq_1
Lean.Parser.Tactic.rwSeq
Mathlib.GroupTheory.SchurZassenhaus
{ "line": 281, "column": 2 }
{ "line": 281, "column": 28 }
{ "line": 282, "column": 2 }
[ { "pp": "case neg\nG : Type u\ninst✝¹ : Group G\nN : Subgroup G\ninst✝ : N.Normal\nhN : (Nat.card ↥N).Coprime N.index\nhN1 : ¬Nat.card ↥N = 0\n⊢ ∃ H, N.IsComplement' H", "ppTerm": "?neg✝", "assigned": true, "usedConstants": [ "Exists", "Subgroup", "instOfNatNat", "dite", ...
[ "case pos\nG : Type u\ninst✝¹ : Group G\nN : Subgroup G\ninst✝ : N.Normal\nhN : (Nat.card ↥N).Coprime N.index\nhN1 : ¬Nat.card ↥N = 0\nhN2 : N.index = 0\n⊢ ∃ H, N.IsComplement' H", "case neg\nG : Type u\ninst✝¹ : Group G\nN : Subgroup G\ninst✝ : N.Normal\nhN : (Nat.card ↥N).Coprime N.index\nhN1 : ¬Nat.card ↥N = 0...
by_cases hN2 : N.index = 0
«_aux_Init_ByCases___macroRules_tacticBy_cases_:__2»
«tacticBy_cases_:_»
Mathlib.GroupTheory.SpecificGroups.Alternating.KleinFour
{ "line": 101, "column": 2 }
{ "line": 101, "column": 8 }
{ "line": 103, "column": 0 }
[ { "pp": "α : Type u_1\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\nhα4 : Nat.card α = 4\nthis : Nontrivial α\n⊢ Nat.factorial 4 / 2 = 12", "ppTerm": "?m.22", "assigned": true, "usedConstants": [ "instHDiv", "of_decide_eq_true", "id", "HDiv.hDiv", "instOfNatNat", "B...
[]
decide
Lean.Elab.Tactic.evalDecide
Lean.Parser.Tactic.decide
Mathlib.GroupTheory.SpecificGroups.Alternating.Simple
{ "line": 80, "column": 8 }
{ "line": 80, "column": 19 }
{ "line": 80, "column": 20 }
[ { "pp": "α : Type u_1\ninst✝² : Finite α\ninst✝¹ : DecidableEq α\ninst✝ : (s : Set α) → DecidablePred fun x ↦ x ∈ s\n⊢ ⨆ s, ofSubtype.range = ⊤", "ppTerm": "?m.2243", "assigned": true, "usedConstants": [ "Eq.mpr", "MonoidHom.range", "eq_top_iff", "congrArg", "iSup", ...
[ "α : Type u_1\ninst✝² : Finite α\ninst✝¹ : DecidableEq α\ninst✝ : (s : Set α) → DecidablePred fun x ↦ x ∈ s\n⊢ ⊤ ≤ ⨆ s, ofSubtype.range" ]
eq_top_iff,
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.GroupTheory.SpecificGroups.Alternating.KleinFour
{ "line": 107, "column": 55 }
{ "line": 107, "column": 61 }
{ "line": 107, "column": 61 }
[ { "pp": "α : Type u_1\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\nhα4 : Nat.card α = 4\nS : Sylow 2 ↥(alternatingGroup α)\nthis : 12 = 2 ^ 2 * 3\n⊢ (2 ^ 2).Coprime 3", "ppTerm": "?m.56", "assigned": true, "usedConstants": [ "Nat.Coprime", "of_decide_eq_true", "Nat.instMonoid", ...
[]
decide
Lean.Elab.Tactic.evalDecide
Lean.Parser.Tactic.decide
Mathlib.GroupTheory.SpecificGroups.Alternating.KleinFour
{ "line": 107, "column": 55 }
{ "line": 107, "column": 61 }
{ "line": 107, "column": 61 }
[ { "pp": "α : Type u_1\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\nhα4 : Nat.card α = 4\nS : Sylow 2 ↥(alternatingGroup α)\nthis : 12 = 2 ^ 2 * 3\n⊢ (2 ^ 2).Coprime 3", "ppTerm": "?m.56", "assigned": true, "usedConstants": [ "Nat.Coprime", "of_decide_eq_true", "Nat.instMonoid", ...
[]
decide
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.GroupTheory.SpecificGroups.Alternating.KleinFour
{ "line": 107, "column": 55 }
{ "line": 107, "column": 61 }
{ "line": 107, "column": 61 }
[ { "pp": "α : Type u_1\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\nhα4 : Nat.card α = 4\nS : Sylow 2 ↥(alternatingGroup α)\nthis : 12 = 2 ^ 2 * 3\n⊢ (2 ^ 2).Coprime 3", "ppTerm": "?m.56", "assigned": true, "usedConstants": [ "Nat.Coprime", "of_decide_eq_true", "Nat.instMonoid", ...
[]
decide
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.GroupTheory.SpecificGroups.Alternating.KleinFour
{ "line": 109, "column": 45 }
{ "line": 109, "column": 51 }
{ "line": 109, "column": 51 }
[ { "pp": "α : Type u_1\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\nhα4 : Nat.card α = 4\nS : Sylow 2 ↥(alternatingGroup α)\nthis : 12 = 2 ^ 2 * 3\n⊢ ¬2 ∣ 3", "ppTerm": "?m.86", "assigned": true, "usedConstants": [ "instDecidableNot", "Dvd.dvd", "of_decide_eq_true", "Nat.decida...
[]
decide
Lean.Elab.Tactic.evalDecide
Lean.Parser.Tactic.decide
Mathlib.GroupTheory.SpecificGroups.Alternating.KleinFour
{ "line": 109, "column": 45 }
{ "line": 109, "column": 51 }
{ "line": 109, "column": 51 }
[ { "pp": "α : Type u_1\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\nhα4 : Nat.card α = 4\nS : Sylow 2 ↥(alternatingGroup α)\nthis : 12 = 2 ^ 2 * 3\n⊢ ¬2 ∣ 3", "ppTerm": "?m.86", "assigned": true, "usedConstants": [ "instDecidableNot", "Dvd.dvd", "of_decide_eq_true", "Nat.decida...
[]
decide
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.GroupTheory.SpecificGroups.Alternating.KleinFour
{ "line": 109, "column": 45 }
{ "line": 109, "column": 51 }
{ "line": 109, "column": 51 }
[ { "pp": "α : Type u_1\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\nhα4 : Nat.card α = 4\nS : Sylow 2 ↥(alternatingGroup α)\nthis : 12 = 2 ^ 2 * 3\n⊢ ¬2 ∣ 3", "ppTerm": "?m.86", "assigned": true, "usedConstants": [ "instDecidableNot", "Dvd.dvd", "of_decide_eq_true", "Nat.decida...
[]
decide
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.GroupTheory.SpecificGroups.Alternating.Simple
{ "line": 112, "column": 8 }
{ "line": 112, "column": 19 }
{ "line": 112, "column": 20 }
[ { "pp": "α : Type u_1\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\n⊢ ⨆ s, (ofSubtype ↑s).range = ⊤", "ppTerm": "?m.48", "assigned": true, "usedConstants": [ "Eq.mpr", "MonoidHom.range", "eq_top_iff", "congrArg", "iSup", "Finset", "PartialOrder.toPreorder", ...
[ "α : Type u_1\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\n⊢ ⊤ ≤ ⨆ s, (ofSubtype ↑s).range" ]
eq_top_iff,
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.GroupTheory.SpecificGroups.Alternating.KleinFour
{ "line": 129, "column": 4 }
{ "line": 129, "column": 10 }
{ "line": 131, "column": 0 }
[ { "pp": "case refine_2\nα : Type u_1\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\nhα4 : Nat.card α = 4\nS : Sylow 2 ↥(alternatingGroup α)\n⊢ (1 +\n if ({2, 2}.sum ≤ 4 ∧ ∀ a ∈ {2, 2}, 2 ≤ a) ∧ Even ({2, 2}.sum + {2, 2}.card) then\n Nat.factorial 4 /\n ((4 - {2, 2}.sum).factorial * ({2, 2}.pro...
[]
decide
Lean.Elab.Tactic.evalDecide
Lean.Parser.Tactic.decide
Mathlib.GroupTheory.SpecificGroups.Alternating.Simple
{ "line": 130, "column": 6 }
{ "line": 130, "column": 17 }
{ "line": 130, "column": 18 }
[ { "pp": "α : Type u_1\ninst✝² : DecidableEq α\ninst✝¹ : Fintype α\nhα : 5 ≤ Nat.card α\nhα' : Nat.card α ≠ 6\nN : Subgroup ↥(alternatingGroup α)\ninst✝ : N.Normal\nhN : Nontrivial ↥N\nthis : IsPreprimitive ↥(alternatingGroup α) ↑(Set.powersetCard α 3)\n⊢ N = ⊤", "ppTerm": "?m.39", "assigned": true, ...
[ "α : Type u_1\ninst✝² : DecidableEq α\ninst✝¹ : Fintype α\nhα : 5 ≤ Nat.card α\nhα' : Nat.card α ≠ 6\nN : Subgroup ↥(alternatingGroup α)\ninst✝ : N.Normal\nhN : Nontrivial ↥N\nthis : IsPreprimitive ↥(alternatingGroup α) ↑(Set.powersetCard α 3)\n⊢ ⊤ ≤ N" ]
eq_top_iff,
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.GroupTheory.SpecificGroups.Alternating.KleinFour
{ "line": 185, "column": 2 }
{ "line": 185, "column": 8 }
{ "line": 187, "column": 0 }
[ { "pp": "α : Type u_1\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\nhα4 : Nat.card α = 4\nthis : Monoid.exponent ↥(kleinFour α) = 1 ∨ Monoid.exponent ↥(kleinFour α) = 2\n⊢ ¬4 ≤ 1", "ppTerm": "?m.406", "assigned": true, "usedConstants": [ "instDecidableNot", "of_decide_eq_true", "id",...
[]
decide
Lean.Elab.Tactic.evalDecide
Lean.Parser.Tactic.decide
Mathlib.GroupTheory.SpecificGroups.Alternating.Simple
{ "line": 168, "column": 8 }
{ "line": 168, "column": 19 }
{ "line": 168, "column": 20 }
[ { "pp": "α : Type u_1\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\nh5 : 5 ≤ Nat.card α\n⊢ ⨆ s, Subgroup.map (ofSubtype ↑s) (kleinFour ↥↑s) = ⊤", "ppTerm": "?m.59", "assigned": true, "usedConstants": [ "Eq.mpr", "eq_top_iff", "Subgroup.map", "congrArg", "iSup", "Fin...
[ "α : Type u_1\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\nh5 : 5 ≤ Nat.card α\n⊢ ⊤ ≤ ⨆ s, Subgroup.map (ofSubtype ↑s) (kleinFour ↥↑s)" ]
eq_top_iff,
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.GroupTheory.SpecificGroups.Alternating.Simple
{ "line": 185, "column": 6 }
{ "line": 185, "column": 17 }
{ "line": 185, "column": 18 }
[ { "pp": "α : Type u_1\ninst✝² : DecidableEq α\ninst✝¹ : Fintype α\nhα : 5 ≤ Nat.card α\nhα' : Nat.card α ≠ 8\nN : Subgroup ↥(alternatingGroup α)\ninst✝ : N.Normal\nhN : Nontrivial ↥N\nthis : IsPreprimitive ↥(alternatingGroup α) ↑(Set.powersetCard α 4)\n⊢ N = ⊤", "ppTerm": "?m.39", "assigned": true, ...
[ "α : Type u_1\ninst✝² : DecidableEq α\ninst✝¹ : Fintype α\nhα : 5 ≤ Nat.card α\nhα' : Nat.card α ≠ 8\nN : Subgroup ↥(alternatingGroup α)\ninst✝ : N.Normal\nhN : Nontrivial ↥N\nthis : IsPreprimitive ↥(alternatingGroup α) ↑(Set.powersetCard α 4)\n⊢ ⊤ ≤ N" ]
eq_top_iff,
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.GroupTheory.SpecificGroups.Quaternion
{ "line": 112, "column": 6 }
{ "line": 112, "column": 42 }
{ "line": 114, "column": 0 }
[ { "pp": "case xa\nn : ℕ\ni : ZMod (2 * n)\n⊢ (xa i).inv * xa i = 1", "ppTerm": "?xa", "assigned": true, "usedConstants": [ "HMul.hMul", "ZMod.commRing", "sub_self", "AddGroupWithOne.toAddGroup", "CommSemiring.toSemiring", "AddGroupWithOne.toAddMonoidWithOne", ...
[]
exact congr_arg a (sub_self (n + i))
Lean.Elab.Tactic.evalExact
Lean.Parser.Tactic.exact
Mathlib.GroupTheory.SpecificGroups.Quaternion
{ "line": 112, "column": 6 }
{ "line": 112, "column": 42 }
{ "line": 114, "column": 0 }
[ { "pp": "case xa\nn : ℕ\ni : ZMod (2 * n)\n⊢ (xa i).inv * xa i = 1", "ppTerm": "?xa", "assigned": true, "usedConstants": [ "HMul.hMul", "ZMod.commRing", "sub_self", "AddGroupWithOne.toAddGroup", "CommSemiring.toSemiring", "AddGroupWithOne.toAddMonoidWithOne", ...
[]
exact congr_arg a (sub_self (n + i))
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.GroupTheory.SpecificGroups.Quaternion
{ "line": 112, "column": 6 }
{ "line": 112, "column": 42 }
{ "line": 114, "column": 0 }
[ { "pp": "case xa\nn : ℕ\ni : ZMod (2 * n)\n⊢ (xa i).inv * xa i = 1", "ppTerm": "?xa", "assigned": true, "usedConstants": [ "HMul.hMul", "ZMod.commRing", "sub_self", "AddGroupWithOne.toAddGroup", "CommSemiring.toSemiring", "AddGroupWithOne.toAddMonoidWithOne", ...
[]
exact congr_arg a (sub_self (n + i))
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.GroupTheory.SpecificGroups.Alternating.Simple
{ "line": 226, "column": 31 }
{ "line": 226, "column": 37 }
{ "line": 226, "column": 37 }
[ { "pp": "α : Type u_1\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\n⊢ sign (swap 0 4 * swap 1 3) = 1", "ppTerm": "?m.41", "assigned": true, "usedConstants": [ "MonoidHom.instFunLike", "HMul.hMul", "of_decide_eq_true", "MonoidHom", "Monoid.toMulOneClass", "instDecida...
[]
decide
Lean.Elab.Tactic.evalDecide
Lean.Parser.Tactic.decide
Mathlib.GroupTheory.SpecificGroups.Alternating.Simple
{ "line": 226, "column": 31 }
{ "line": 226, "column": 37 }
{ "line": 226, "column": 37 }
[ { "pp": "α : Type u_1\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\n⊢ sign (swap 0 4 * swap 1 3) = 1", "ppTerm": "?m.41", "assigned": true, "usedConstants": [ "MonoidHom.instFunLike", "HMul.hMul", "of_decide_eq_true", "MonoidHom", "Monoid.toMulOneClass", "instDecida...
[]
decide
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.GroupTheory.SpecificGroups.Alternating.Simple
{ "line": 226, "column": 31 }
{ "line": 226, "column": 37 }
{ "line": 226, "column": 37 }
[ { "pp": "α : Type u_1\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\n⊢ sign (swap 0 4 * swap 1 3) = 1", "ppTerm": "?m.41", "assigned": true, "usedConstants": [ "MonoidHom.instFunLike", "HMul.hMul", "of_decide_eq_true", "MonoidHom", "Monoid.toMulOneClass", "instDecida...
[]
decide
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.GroupTheory.SpecificGroups.Alternating.Centralizer
{ "line": 282, "column": 8 }
{ "line": 282, "column": 19 }
{ "line": 282, "column": 20 }
[ { "pp": "α : Type u_1\ninst✝¹ : Fintype α\ninst✝ : DecidableEq α\nh5 : 5 ≤ Nat.card α\nthis : closure {b | (↑b).IsThreeCycle} = ⊤\n⊢ _root_.commutator ↥(alternatingGroup α) = ⊤", "ppTerm": "?m.25", "assigned": true, "usedConstants": [ "Eq.mpr", "eq_top_iff", "congrArg", "Part...
[ "α : Type u_1\ninst✝¹ : Fintype α\ninst✝ : DecidableEq α\nh5 : 5 ≤ Nat.card α\nthis : closure {b | (↑b).IsThreeCycle} = ⊤\n⊢ ⊤ ≤ _root_.commutator ↥(alternatingGroup α)" ]
eq_top_iff,
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.GroupTheory.SpecificGroups.ZGroup
{ "line": 152, "column": 4 }
{ "line": 173, "column": 53 }
{ "line": 175, "column": 0 }
[ { "pp": "case ind.inr\nG : Type u_1\ninst✝² : Group G\ninst✝¹ : Finite G\ninst✝ : IsZGroup G\nH : Subgroup G\nhH : ∀ y < H, IsCyclic ↥⁅y, y⁆\nh : H ≠ ⊥\n⊢ IsCyclic ↥⁅H, H⁆", "ppTerm": "?ind.inr", "assigned": true, "usedConstants": [ "Subgroup.instFiniteSubtypeMem", "Iff.mpr", "isCy...
[]
specialize hH ⁅H, H⁆ (IsSolvable.commutator_lt_of_ne_bot h) replace hH : IsCyclic (⁅commutator H, commutator H⁆ : Subgroup H) := by let f := Subgroup.equivMapOfInjective ⁅commutator H, commutator H⁆ _ H.subtype_injective rw [Subgroup.map_commutator, Subgroup.map_subtype_commutator] at f exact isCy...
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.GroupTheory.SpecificGroups.ZGroup
{ "line": 152, "column": 4 }
{ "line": 173, "column": 53 }
{ "line": 175, "column": 0 }
[ { "pp": "case ind.inr\nG : Type u_1\ninst✝² : Group G\ninst✝¹ : Finite G\ninst✝ : IsZGroup G\nH : Subgroup G\nhH : ∀ y < H, IsCyclic ↥⁅y, y⁆\nh : H ≠ ⊥\n⊢ IsCyclic ↥⁅H, H⁆", "ppTerm": "?ind.inr", "assigned": true, "usedConstants": [ "Subgroup.instFiniteSubtypeMem", "Iff.mpr", "isCy...
[]
specialize hH ⁅H, H⁆ (IsSolvable.commutator_lt_of_ne_bot h) replace hH : IsCyclic (⁅commutator H, commutator H⁆ : Subgroup H) := by let f := Subgroup.equivMapOfInjective ⁅commutator H, commutator H⁆ _ H.subtype_injective rw [Subgroup.map_commutator, Subgroup.map_subtype_commutator] at f exact isCy...
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.GroupTheory.SpecificGroups.ZGroup
{ "line": 192, "column": 4 }
{ "line": 192, "column": 25 }
{ "line": 193, "column": 2 }
[ { "pp": "case pos\nG : Type u_1\ninst✝⁴ : Group G\np : ℕ\ninst✝³ : Fact (Nat.Prime p)\ninst✝² : IsCyclic G\nhG : IsPGroup p G\nK : Type u_4\ninst✝¹ : Group K\ninst✝ : MulDistribMulAction K G\nhGK : Subsingleton K ∧ Nonempty K\nhc : Nat.card G = 0\n⊢ (∀ (g : G) (k : K), k • g * g⁻¹ = 1) ∨ ∀ (g : G), ∃ k q, k • q...
[]
simp [← hGK.1.elim 1]
Lean.Elab.Tactic.evalSimp
Lean.Parser.Tactic.simp
Mathlib.GroupTheory.SpecificGroups.ZGroup
{ "line": 258, "column": 76 }
{ "line": 258, "column": 87 }
{ "line": 259, "column": 6 }
[ { "pp": "case refine_1\nG : Type u_1\ninst✝³ : Group G\np : ℕ\ninst✝² : Fact (Nat.Prime p)\ninst✝¹ : Finite G\nP : Sylow p G\ninst✝ : IsCyclic ↥↑P\nQ : Sylow p ↥(Subgroup.normalizer ↑P) := P.subtype ⋯\nthis✝ : (↑Q).Normal\nthis : IsCyclic ↥↑Q\nh : Subgroup.centralizer ↑↑Q = ⊤\n⊢ Subgroup.normalizer ↑P ≤ Subgrou...
[ "case refine_1\nG : Type u_1\ninst✝³ : Group G\np : ℕ\ninst✝² : Fact (Nat.Prime p)\ninst✝¹ : Finite G\nP : Sylow p G\ninst✝ : IsCyclic ↥↑P\nQ : Sylow p ↥(Subgroup.normalizer ↑P) := P.subtype ⋯\nthis✝ : (↑Q).Normal\nthis : IsCyclic ↥↑Q\nh : ⊤ ≤ Subgroup.centralizer ↑↑Q\n⊢ Subgroup.normalizer ↑P ≤ Subgroup.centralize...
eq_top_iff,
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.Probability.Kernel.Defs
{ "line": 189, "column": 19 }
{ "line": 189, "column": 71 }
{ "line": 191, "column": 0 }
[ { "pp": "α : Type u_1\nβ : Type u_2\nmα : MeasurableSpace α\nmβ : MeasurableSpace β\ninst✝ : IsEmpty β\nκ : Kernel α β\n⊢ κ.bound = 0", "ppTerm": "?m.10", "assigned": true, "usedConstants": [ "MeasureTheory.Measure", "congrArg", "iSup", "Set.univ", "ProbabilityTheory.Ke...
[]
by simp [bound, Subsingleton.elim _ (0 : Measure β)]
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.GroupTheory.SpecificGroups.ZGroup
{ "line": 327, "column": 4 }
{ "line": 327, "column": 65 }
{ "line": 328, "column": 2 }
[ { "pp": "case refine_1\nG : Type u_1\ninst✝¹ : Group G\ninst✝ : Finite G\nhG : IsZGroup G\nH : Subgroup G\nhH : (commutator G).IsComplement' H\nh1 : Abelianization G ≃* ↥H\n⊢ (Nat.card ↥(commutator G)).Coprime (Nat.card ↥H)", "ppTerm": "?refine_1", "assigned": true, "usedConstants": [ "Nat.Cop...
[]
exact Nat.card_congr h1.toEquiv ▸ hG.coprime_commutator_index
Lean.Elab.Tactic.evalExact
Lean.Parser.Tactic.exact
Mathlib.Probability.Kernel.Composition.Comp
{ "line": 232, "column": 11 }
{ "line": 232, "column": 30 }
{ "line": 232, "column": 31 }
[ { "pp": "α : Type u_1\nβ : Type u_2\nγ : Type u_3\nmα : MeasurableSpace α\nmβ : MeasurableSpace β\nmγ : MeasurableSpace γ\nη : Kernel β γ\ninst✝¹ : IsSFiniteKernel η\nκ : Kernel α β\ninst✝ : IsSFiniteKernel κ\n⊢ IsSFiniteKernel (η ∘ₖ κ)", "ppTerm": "?m.23", "assigned": true, "usedConstants": [ ...
[ "α : Type u_1\nβ : Type u_2\nγ : Type u_3\nmα : MeasurableSpace α\nmβ : MeasurableSpace β\nmγ : MeasurableSpace γ\nη : Kernel β γ\ninst✝¹ : IsSFiniteKernel η\nκ : Kernel α β\ninst✝ : IsSFiniteKernel κ\n⊢ IsSFiniteKernel (η ∘ₖ Kernel.sum κ.seq)" ]
← kernel_sum_seq κ,
Mathlib.Tactic._aux_Mathlib_Tactic_SimpRw___elabRules_Mathlib_Tactic_tacticSimp_rw____1
null
Mathlib.Probability.Kernel.Composition.ParallelComp
{ "line": 154, "column": 2 }
{ "line": 160, "column": 43 }
{ "line": 162, "column": 0 }
[ { "pp": "α : Type u_1\nβ : Type u_2\nγ : Type u_3\nδ : Type u_4\nmα : MeasurableSpace α\nmβ : MeasurableSpace β\nmγ : MeasurableSpace γ\nmδ : MeasurableSpace δ\nκ : Kernel α β\nη : Kernel γ δ\nx : α × γ\ninst✝¹ : IsFiniteKernel κ\ninst✝ : IsFiniteKernel η\n⊢ IsFiniteKernel (κ ∥ₖ η)", "ppTerm": "?m.25", ...
[]
refine ⟨⟨κ.bound * η.bound, ENNReal.mul_lt_top κ.bound_lt_top η.bound_lt_top, fun a ↦ ?_⟩⟩ calc (κ ∥ₖ η) a Set.univ _ = κ a.1 Set.univ * η a.2 Set.univ := parallelComp_apply_univ _ ≤ κ.bound * η.bound := by gcongr · exact measure_le_bound κ a.1 Set.univ · exact measure_le_bound η a.2 Set.univ
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.Probability.Kernel.Composition.ParallelComp
{ "line": 154, "column": 2 }
{ "line": 160, "column": 43 }
{ "line": 162, "column": 0 }
[ { "pp": "α : Type u_1\nβ : Type u_2\nγ : Type u_3\nδ : Type u_4\nmα : MeasurableSpace α\nmβ : MeasurableSpace β\nmγ : MeasurableSpace γ\nmδ : MeasurableSpace δ\nκ : Kernel α β\nη : Kernel γ δ\nx : α × γ\ninst✝¹ : IsFiniteKernel κ\ninst✝ : IsFiniteKernel η\n⊢ IsFiniteKernel (κ ∥ₖ η)", "ppTerm": "?m.25", ...
[]
refine ⟨⟨κ.bound * η.bound, ENNReal.mul_lt_top κ.bound_lt_top η.bound_lt_top, fun a ↦ ?_⟩⟩ calc (κ ∥ₖ η) a Set.univ _ = κ a.1 Set.univ * η a.2 Set.univ := parallelComp_apply_univ _ ≤ κ.bound * η.bound := by gcongr · exact measure_le_bound κ a.1 Set.univ · exact measure_le_bound η a.2 Set.univ
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.Probability.Kernel.Composition.ParallelComp
{ "line": 171, "column": 11 }
{ "line": 171, "column": 30 }
{ "line": 171, "column": 31 }
[ { "pp": "case pos\nα : Type u_1\nβ : Type u_2\nγ : Type u_3\nδ : Type u_4\nmα : MeasurableSpace α\nmβ : MeasurableSpace β\nmγ : MeasurableSpace γ\nmδ : MeasurableSpace δ\nκ : Kernel α β\nη : Kernel γ δ\nx : α × γ\nh✝ : IsSFiniteKernel κ\nh : IsSFiniteKernel η\n⊢ IsSFiniteKernel (κ ∥ₖ η)", "ppTerm": "?pos✝",...
[ "case pos\nα : Type u_1\nβ : Type u_2\nγ : Type u_3\nδ : Type u_4\nmα : MeasurableSpace α\nmβ : MeasurableSpace β\nmγ : MeasurableSpace γ\nmδ : MeasurableSpace δ\nκ : Kernel α β\nη : Kernel γ δ\nx : α × γ\nh✝ : IsSFiniteKernel κ\nh : IsSFiniteKernel η\n⊢ IsSFiniteKernel (Kernel.sum κ.seq ∥ₖ η)" ]
← kernel_sum_seq κ,
Mathlib.Tactic._aux_Mathlib_Tactic_SimpRw___elabRules_Mathlib_Tactic_tacticSimp_rw____1
null
Mathlib.Probability.Kernel.Composition.CompProd
{ "line": 148, "column": 2 }
{ "line": 153, "column": 49 }
{ "line": 155, "column": 0 }
[ { "pp": "α : Type u_1\nβ : Type u_2\nγ : Type u_3\nmα : MeasurableSpace α\nmβ : MeasurableSpace β\nmγ : MeasurableSpace γ\nκ : Kernel α β\nη η' : Kernel (α × β) γ\ninst✝¹ : IsSFiniteKernel η\ninst✝ : IsSFiniteKernel η'\nh : ∀ (a : α), ∀ᵐ (b : β) ∂κ a, η (a, b) = η' (a, b)\n⊢ κ ⊗ₖ η = κ ⊗ₖ η'", "ppTerm": "?m...
[]
by_cases hκ : IsSFiniteKernel κ swap; · simp_rw [compProd_of_not_isSFiniteKernel_left _ _ hκ] ext a s hs rw [compProd_apply hs, compProd_apply hs] refine lintegral_congr_ae ?_ filter_upwards [h a] with b hb using by rw [hb]
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.Probability.Kernel.Composition.CompProd
{ "line": 148, "column": 2 }
{ "line": 153, "column": 49 }
{ "line": 155, "column": 0 }
[ { "pp": "α : Type u_1\nβ : Type u_2\nγ : Type u_3\nmα : MeasurableSpace α\nmβ : MeasurableSpace β\nmγ : MeasurableSpace γ\nκ : Kernel α β\nη η' : Kernel (α × β) γ\ninst✝¹ : IsSFiniteKernel η\ninst✝ : IsSFiniteKernel η'\nh : ∀ (a : α), ∀ᵐ (b : β) ∂κ a, η (a, b) = η' (a, b)\n⊢ κ ⊗ₖ η = κ ⊗ₖ η'", "ppTerm": "?m...
[]
by_cases hκ : IsSFiniteKernel κ swap; · simp_rw [compProd_of_not_isSFiniteKernel_left _ _ hκ] ext a s hs rw [compProd_apply hs, compProd_apply hs] refine lintegral_congr_ae ?_ filter_upwards [h a] with b hb using by rw [hb]
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.Probability.Kernel.Composition.KernelLemmas
{ "line": 90, "column": 6 }
{ "line": 90, "column": 51 }
{ "line": 90, "column": 51 }
[ { "pp": "case pos.e_f\nX : Type u_1\nY : Type u_2\nZ : Type u_3\nT : Type u_4\nmX : MeasurableSpace X\nmY : MeasurableSpace Y\nmZ : MeasurableSpace Z\nmT : MeasurableSpace T\nκ : Kernel X Y\nX' : Type u_5\nmX' : MeasurableSpace X'\nη : Kernel X' Z\ninst✝¹ : IsSFiniteKernel η\nξ : Kernel Z T\ninst✝ : IsSFiniteKe...
[ "case pos.e_f\nX : Type u_1\nY : Type u_2\nZ : Type u_3\nT : Type u_4\nmX : MeasurableSpace X\nmY : MeasurableSpace Y\nmZ : MeasurableSpace Z\nmT : MeasurableSpace T\nκ : Kernel X Y\nX' : Type u_5\nmX' : MeasurableSpace X'\nη : Kernel X' Z\ninst✝¹ : IsSFiniteKernel η\nξ : Kernel Z T\ninst✝ : IsSFiniteKernel ξ\nhκ :...
comp_apply' _ _ _ (measurable_prodMk_left hs)
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.Probability.Kernel.Composition.Prod
{ "line": 251, "column": 2 }
{ "line": 252, "column": 60 }
{ "line": 254, "column": 0 }
[ { "pp": "α : Type u_1\nβ : Type u_2\nmα : MeasurableSpace α\nmβ : MeasurableSpace β\nγ : Type u_4\nmγ : MeasurableSpace γ\nδ : Type u_6\nmδ : MeasurableSpace δ\nκ : Kernel α β\ninst✝² : IsSFiniteKernel κ\nμ : Measure γ\ninst✝¹ : SFinite μ\nη : Kernel β δ\ninst✝ : IsSFiniteKernel η\nx : α\ns : Set (γ × δ)\nms : ...
[]
simp_rw [comp_apply' _ _ _ ms, prod_apply, Measure.prod_apply_symm ms, const_apply, lintegral_comp _ _ _ (measurable_measure_prodMk_right ms)]
Mathlib.Tactic._aux_Mathlib_Tactic_SimpRw___elabRules_Mathlib_Tactic_tacticSimp_rw____1
Mathlib.Tactic.tacticSimp_rw___
Mathlib.Probability.Kernel.Composition.CompProd
{ "line": 298, "column": 2 }
{ "line": 298, "column": 48 }
{ "line": 299, "column": 2 }
[ { "pp": "α : Type u_1\nβ : Type u_2\nγ : Type u_3\nmα : MeasurableSpace α\nmβ : MeasurableSpace β\nmγ : MeasurableSpace γ\nκ : Kernel α β\ninst✝¹ : IsSFiniteKernel κ\nη : Kernel (α × β) γ\ninst✝ : IsSFiniteKernel η\ns : Set β\nhs : MeasurableSet s\n⊢ κ.restrict hs ⊗ₖ η = (κ ⊗ₖ η).restrict ⋯", "ppTerm": "?m....
[ "α : Type u_1\nβ : Type u_2\nγ : Type u_3\nmα : MeasurableSpace α\nmβ : MeasurableSpace β\nmγ : MeasurableSpace γ\nκ : Kernel α β\ninst✝¹ : IsSFiniteKernel κ\nη : Kernel (α × β) γ\ninst✝ : IsSFiniteKernel η\ns : Set β\nhs : MeasurableSet s\n⊢ κ.restrict hs ⊗ₖ η = κ.restrict hs ⊗ₖ η.restrict ⋯" ]
rw [← compProd_restrict hs MeasurableSet.univ]
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_rwSeq_1
Lean.Parser.Tactic.rwSeq
Mathlib.Probability.Kernel.Composition.IntegralCompProd
{ "line": 228, "column": 83 }
{ "line": 228, "column": 96 }
{ "line": 228, "column": 96 }
[ { "pp": "α : Type u_1\nβ : Type u_2\nγ : Type u_3\nE : Type u_4\nmα : MeasurableSpace α\nmβ : MeasurableSpace β\nmγ : MeasurableSpace γ\ninst✝³ : NormedAddCommGroup E\na : α\nκ : Kernel α β\ninst✝² : IsSFiniteKernel κ\nη : Kernel (α × β) γ\ninst✝¹ : IsSFiniteKernel η\ninst✝ : NormedSpace ℝ E\ng : ↥(Lp E 1 ((κ ⊗...
[ "α : Type u_1\nβ : Type u_2\nγ : Type u_3\nE : Type u_4\nmα : MeasurableSpace α\nmβ : MeasurableSpace β\nmγ : MeasurableSpace γ\ninst✝³ : NormedAddCommGroup E\na : α\nκ : Kernel α β\ninst✝² : IsSFiniteKernel κ\nη : Kernel (α × β) γ\ninst✝¹ : IsSFiniteKernel η\ninst✝ : NormedSpace ℝ E\ng : ↥(Lp E 1 ((κ ⊗ₖ η) a))\nth...
← ofReal_zero
Mathlib.Tactic._aux_Mathlib_Tactic_SimpRw___elabRules_Mathlib_Tactic_tacticSimp_rw____1
null
Mathlib.MeasureTheory.Measure.Decomposition.IntegralRNDeriv
{ "line": 86, "column": 4 }
{ "line": 88, "column": 10 }
{ "line": 89, "column": 4 }
[ { "pp": "𝓧 : Type u_1\nm𝓧 : MeasurableSpace 𝓧\nμ ν : Measure 𝓧\nf : ℝ → ℝ\ninst✝¹ : IsFiniteMeasure μ\ninst✝ : IsFiniteMeasure ν\nhf_cvx : ConvexOn ℝ (Ici 0) f\nhf_cont : ContinuousWithinAt f (Ici 0) 0\nhf_int : Integrable (fun x ↦ f (μ.rnDeriv ν x).toReal) ν\nhμν : μ ≪ ν\nhν : ¬ν = 0\nthis✝ : NeZero ν\nμ' ...
[ "𝓧 : Type u_1\nm𝓧 : MeasurableSpace 𝓧\nμ ν : Measure 𝓧\nf : ℝ → ℝ\ninst✝¹ : IsFiniteMeasure μ\ninst✝ : IsFiniteMeasure ν\nhf_cvx : ConvexOn ℝ (Ici 0) f\nhf_cont : ContinuousWithinAt f (Ici 0) 0\nhf_int : Integrable (fun x ↦ f (μ.rnDeriv ν x).toReal) ν\nhμν : μ ≪ ν\nhν : ¬ν = 0\nthis✝ : NeZero ν\nμ' : Measure 𝓧...
have h1 : μ'.rnDeriv ν' =ᵐ[ν] (ν univ)⁻¹ • μ.rnDeriv ν' := by rwa [Measure.ae_ennreal_smul_measure_eq] at h1' simp
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_tacticHave___1
Lean.Parser.Tactic.tacticHave__
Mathlib.Probability.Kernel.Composition.IntegralCompProd
{ "line": 286, "column": 74 }
{ "line": 287, "column": 86 }
{ "line": 287, "column": 86 }
[ { "pp": "α : Type u_1\nβ : Type u_2\nγ : Type u_3\nE : Type u_4\nmα : MeasurableSpace α\nmβ : MeasurableSpace β\nmγ : MeasurableSpace γ\ninst✝¹ : NormedAddCommGroup E\na : α\nκ : Kernel α β\nη : Kernel β γ\ninst✝ : NormedSpace ℝ E\nf : γ → E\nhf : AEStronglyMeasurable f ((η ∘ₖ κ) a)\n⊢ (fun x ↦ ∫ (y : γ), f y ∂...
[]
by filter_upwards [ae_ae_of_ae_comp hf.ae_eq_mk] with _ hx using integral_congr_ae hx
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.Probability.Kernel.Composition.IntegralCompProd
{ "line": 409, "column": 79 }
{ "line": 409, "column": 92 }
{ "line": 409, "column": 92 }
[ { "pp": "case refine_1\nα : Type u_1\nβ : Type u_2\nγ : Type u_3\nE : Type u_4\nmα : MeasurableSpace α\nmβ : MeasurableSpace β\nmγ : MeasurableSpace γ\ninst✝¹ : NormedAddCommGroup E\na : α\nκ : Kernel α β\nη : Kernel β γ\ninst✝ : NormedSpace ℝ E\ng : ↥(Lp E 1 ((η ∘ₖ κ) a))\nthis : ∀ (i : ↥(Lp E 1 ((η ∘ₖ κ) a)))...
[ "case refine_1\nα : Type u_1\nβ : Type u_2\nγ : Type u_3\nE : Type u_4\nmα : MeasurableSpace α\nmβ : MeasurableSpace β\nmγ : MeasurableSpace γ\ninst✝¹ : NormedAddCommGroup E\na : α\nκ : Kernel α β\nη : Kernel β γ\ninst✝ : NormedSpace ℝ E\ng : ↥(Lp E 1 ((η ∘ₖ κ) a))\nthis : ∀ (i : ↥(Lp E 1 ((η ∘ₖ κ) a))), Measurable...
← ofReal_zero
Mathlib.Tactic._aux_Mathlib_Tactic_SimpRw___elabRules_Mathlib_Tactic_tacticSimp_rw____1
null
Mathlib.Probability.Kernel.Composition.CompProd
{ "line": 565, "column": 25 }
{ "line": 565, "column": 42 }
{ "line": 565, "column": 43 }
[ { "pp": "α : Type u_1\nβ : Type u_2\nγ : Type u_3\nmα : MeasurableSpace α\nmβ : MeasurableSpace β\nmγ : MeasurableSpace γ\nκ : Kernel α β\nη : Kernel (α × β) γ\ninst✝¹ : IsSFiniteKernel κ\ninst✝ : IsSFiniteKernel η\nx : α\ns : Set β\nhs : MeasurableSet s\nh_eq : ∀ (b : β), (η (x, b)) {c | b ∈ s} = s.indicator (...
[ "α : Type u_1\nβ : Type u_2\nγ : Type u_3\nmα : MeasurableSpace α\nmβ : MeasurableSpace β\nmγ : MeasurableSpace γ\nκ : Kernel α β\nη : Kernel (α × β) γ\ninst✝¹ : IsSFiniteKernel κ\ninst✝ : IsSFiniteKernel η\nx : α\ns : Set β\nhs : MeasurableSet s\nh_eq : ∀ (b : β), (η (x, b)) {c | b ∈ s} = s.indicator (fun b ↦ (η (...
Set.mem_setOf_eq,
Mathlib.Tactic._aux_Mathlib_Tactic_SimpRw___elabRules_Mathlib_Tactic_tacticSimp_rw____1
null
Mathlib.MeasureTheory.Measure.Tilted
{ "line": 369, "column": 2 }
{ "line": 375, "column": 35 }
{ "line": 377, "column": 0 }
[ { "pp": "α : Type u_1\nmα : MeasurableSpace α\nμ : Measure α\nf : α → ℝ\ninst✝ : SigmaFinite μ\nhf : Integrable (fun x ↦ rexp (f x)) μ\n⊢ (fun x ↦ log ((μ.tilted f).rnDeriv μ x).toReal) =ᵐ[μ] fun x ↦ f x - log (∫ (x : α), rexp (f x) ∂μ)", "ppTerm": "?m.32", "assigned": true, "usedConstants": [ ...
[]
cases eq_zero_or_neZero μ with | inl h => simp_rw [h, ae_zero, Filter.EventuallyEq]; exact Filter.eventually_bot | inr h0 => have hf' : AEMeasurable f μ := aemeasurable_of_aemeasurable_exp hf.1.aemeasurable filter_upwards [rnDeriv_tilted_left_self hf'] with x hx rw [hx, ENNReal.toReal_ofReal (by positiv...
_private.Lean.Elab.Tactic.Induction.0.Lean.Elab.Tactic.evalCases
Lean.Parser.Tactic.cases
Mathlib.MeasureTheory.Measure.Tilted
{ "line": 369, "column": 2 }
{ "line": 375, "column": 35 }
{ "line": 377, "column": 0 }
[ { "pp": "α : Type u_1\nmα : MeasurableSpace α\nμ : Measure α\nf : α → ℝ\ninst✝ : SigmaFinite μ\nhf : Integrable (fun x ↦ rexp (f x)) μ\n⊢ (fun x ↦ log ((μ.tilted f).rnDeriv μ x).toReal) =ᵐ[μ] fun x ↦ f x - log (∫ (x : α), rexp (f x) ∂μ)", "ppTerm": "?m.32", "assigned": true, "usedConstants": [ ...
[]
cases eq_zero_or_neZero μ with | inl h => simp_rw [h, ae_zero, Filter.EventuallyEq]; exact Filter.eventually_bot | inr h0 => have hf' : AEMeasurable f μ := aemeasurable_of_aemeasurable_exp hf.1.aemeasurable filter_upwards [rnDeriv_tilted_left_self hf'] with x hx rw [hx, ENNReal.toReal_ofReal (by positiv...
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.MeasureTheory.Measure.Tilted
{ "line": 369, "column": 2 }
{ "line": 375, "column": 35 }
{ "line": 377, "column": 0 }
[ { "pp": "α : Type u_1\nmα : MeasurableSpace α\nμ : Measure α\nf : α → ℝ\ninst✝ : SigmaFinite μ\nhf : Integrable (fun x ↦ rexp (f x)) μ\n⊢ (fun x ↦ log ((μ.tilted f).rnDeriv μ x).toReal) =ᵐ[μ] fun x ↦ f x - log (∫ (x : α), rexp (f x) ∂μ)", "ppTerm": "?m.32", "assigned": true, "usedConstants": [ ...
[]
cases eq_zero_or_neZero μ with | inl h => simp_rw [h, ae_zero, Filter.EventuallyEq]; exact Filter.eventually_bot | inr h0 => have hf' : AEMeasurable f μ := aemeasurable_of_aemeasurable_exp hf.1.aemeasurable filter_upwards [rnDeriv_tilted_left_self hf'] with x hx rw [hx, ENNReal.toReal_ofReal (by positiv...
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.MeasureTheory.Measure.LogLikelihoodRatio
{ "line": 136, "column": 2 }
{ "line": 139, "column": 6 }
{ "line": 141, "column": 0 }
[ { "pp": "α : Type u_1\nmα : MeasurableSpace α\nμ ν : Measure α\ninst✝¹ : IsFiniteMeasure μ\ninst✝ : μ.HaveLebesgueDecomposition ν\nhμν : μ ≪ ν\nc : ℝ≥0\nhc : c ≠ 0\n⊢ llr μ (c • ν) =ᵐ[μ] fun x ↦ llr μ ν x - log ↑c", "ppTerm": "?m.31", "assigned": true, "usedConstants": [ "ENNReal.coe_ne_top._s...
[]
rw [← Measure.coe_nnreal_smul] filter_upwards [llr_smul_right hμν (c : ℝ≥0∞) (by simpa) (by simp)] with x hx rw [hx] simp
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.MeasureTheory.Measure.LogLikelihoodRatio
{ "line": 136, "column": 2 }
{ "line": 139, "column": 6 }
{ "line": 141, "column": 0 }
[ { "pp": "α : Type u_1\nmα : MeasurableSpace α\nμ ν : Measure α\ninst✝¹ : IsFiniteMeasure μ\ninst✝ : μ.HaveLebesgueDecomposition ν\nhμν : μ ≪ ν\nc : ℝ≥0\nhc : c ≠ 0\n⊢ llr μ (c • ν) =ᵐ[μ] fun x ↦ llr μ ν x - log ↑c", "ppTerm": "?m.31", "assigned": true, "usedConstants": [ "ENNReal.coe_ne_top._s...
[]
rw [← Measure.coe_nnreal_smul] filter_upwards [llr_smul_right hμν (c : ℝ≥0∞) (by simpa) (by simp)] with x hx rw [hx] simp
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.MeasureTheory.Function.LpSeminorm.Trim
{ "line": 40, "column": 13 }
{ "line": 40, "column": 30 }
{ "line": 40, "column": 31 }
[ { "pp": "α : Type u_1\nm m0 : MeasurableSpace α\nμ : Measure α\nhm : m ≤ m0\nf : α → ℝ≥0∞\nhf : Measurable f\na : ℝ≥0∞\nh_meas_eq : μ {x | ¬f x ≤ a} = (μ.trim hm) {x | ¬f x ≤ a}\n⊢ a ∈ {a | ∀ᵐ (n : α) ∂μ.trim hm, f n ≤ a} ↔ a ∈ {a | ∀ᵐ (n : α) ∂μ, f n ≤ a}", "ppTerm": "?m.75", "assigned": true, "use...
[ "α : Type u_1\nm m0 : MeasurableSpace α\nμ : Measure α\nhm : m ≤ m0\nf : α → ℝ≥0∞\nhf : Measurable f\na : ℝ≥0∞\nh_meas_eq : μ {x | ¬f x ≤ a} = (μ.trim hm) {x | ¬f x ≤ a}\n⊢ (∀ᵐ (n : α) ∂μ.trim hm, f n ≤ a) ↔ ∀ᵐ (n : α) ∂μ, f n ≤ a" ]
Set.mem_setOf_eq,
Mathlib.Tactic._aux_Mathlib_Tactic_SimpRw___elabRules_Mathlib_Tactic_tacticSimp_rw____1
null
Mathlib.InformationTheory.KullbackLeibler.Basic
{ "line": 135, "column": 4 }
{ "line": 135, "column": 8 }
{ "line": 136, "column": 4 }
[ { "pp": "case neg\nα : Type u_1\nmα : MeasurableSpace α\nμ ν : Measure α\ninst✝¹ : IsFiniteMeasure μ\ninst✝ : IsFiniteMeasure ν\nhμν : μ ≪ ν\nh_int_iff :\n ∫⁻ (a : α), ENNReal.ofReal (klFun (μ.rnDeriv ν a).toReal) ∂ν = ∞ ↔\n ¬Integrable (fun x ↦ klFun (μ.rnDeriv ν x).toReal) ν\nh_int : ¬Integrable (llr μ ν)...
[ "case neg\nα : Type u_1\nmα : MeasurableSpace α\nμ ν : Measure α\ninst✝¹ : IsFiniteMeasure μ\ninst✝ : IsFiniteMeasure ν\nhμν : μ ≪ ν\nh_int_iff :\n ∫⁻ (a : α), ENNReal.ofReal (klFun (μ.rnDeriv ν a).toReal) ∂ν = ∞ ↔\n ¬Integrable (fun x ↦ klFun (μ.rnDeriv ν x).toReal) ν\nh_int : ¬Integrable (llr μ ν) μ\n⊢ (if μ ...
symm
Lean.Elab.Tactic.evalSymm
Lean.Parser.Tactic.symm
Mathlib.InformationTheory.KullbackLeibler.Basic
{ "line": 172, "column": 2 }
{ "line": 177, "column": 42 }
{ "line": 179, "column": 0 }
[ { "pp": "α : Type u_1\nmα : MeasurableSpace α\nμ ν : Measure α\ninst✝¹ : IsFiniteMeasure μ\ninst✝ : IsFiniteMeasure ν\nh : μ ≪ ν\n⊢ (klDiv μ ν).toReal = ∫ (x : α), klFun (μ.rnDeriv ν x).toReal ∂ν", "ppTerm": "?m.20", "assigned": true, "usedConstants": [ "InformationTheory.integrable_klFun_rnDe...
[]
by_cases h_int : Integrable (llr μ ν) μ · rw [klDiv_eq_integral_klFun, if_pos ⟨h, h_int⟩, ENNReal.toReal_ofReal] exact integral_nonneg fun _ ↦ klFun_nonneg ENNReal.toReal_nonneg · rw [integral_undef] · rw [klDiv_of_not_integrable h_int, ENNReal.toReal_top] · rwa [integrable_klFun_rnDeriv_iff h]
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.InformationTheory.KullbackLeibler.Basic
{ "line": 172, "column": 2 }
{ "line": 177, "column": 42 }
{ "line": 179, "column": 0 }
[ { "pp": "α : Type u_1\nmα : MeasurableSpace α\nμ ν : Measure α\ninst✝¹ : IsFiniteMeasure μ\ninst✝ : IsFiniteMeasure ν\nh : μ ≪ ν\n⊢ (klDiv μ ν).toReal = ∫ (x : α), klFun (μ.rnDeriv ν x).toReal ∂ν", "ppTerm": "?m.20", "assigned": true, "usedConstants": [ "InformationTheory.integrable_klFun_rnDe...
[]
by_cases h_int : Integrable (llr μ ν) μ · rw [klDiv_eq_integral_klFun, if_pos ⟨h, h_int⟩, ENNReal.toReal_ofReal] exact integral_nonneg fun _ ↦ klFun_nonneg ENNReal.toReal_nonneg · rw [integral_undef] · rw [klDiv_of_not_integrable h_int, ENNReal.toReal_top] · rwa [integrable_klFun_rnDeriv_iff h]
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.InformationTheory.KullbackLeibler.Basic
{ "line": 232, "column": 6 }
{ "line": 232, "column": 43 }
{ "line": 232, "column": 44 }
[ { "pp": "case neg\nα : Type u_1\nmα : MeasurableSpace α\nμ ν : Measure α\ninst✝¹ : IsFiniteMeasure μ\ninst✝ : IsFiniteMeasure ν\nhμν : μ ≪ ν\nh_int : Integrable (llr μ ν) μ\nc : ℝ≥0\nhc : ¬c = 0\n⊢ (klDiv (c • μ) (c • ν)).toReal = ↑c * (klDiv μ ν).toReal", "ppTerm": "?neg✝", "assigned": true, "usedC...
[ "case neg\nα : Type u_1\nmα : MeasurableSpace α\nμ ν : Measure α\ninst✝¹ : IsFiniteMeasure μ\ninst✝ : IsFiniteMeasure ν\nhμν : μ ≪ ν\nh_int : Integrable (llr μ ν) μ\nc : ℝ≥0\nhc : ¬c = 0\n⊢ ↑c * (klDiv (c⁻¹ • c • μ) ν).toReal = ↑c * (klDiv μ ν).toReal", "case neg.hμν\nα : Type u_1\nmα : MeasurableSpace α\nμ ν : M...
toReal_klDiv_smul_right_eq_smul_left,
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.MeasureTheory.Function.ConditionalExpectation.AEMeasurable
{ "line": 345, "column": 2 }
{ "line": 345, "column": 83 }
{ "line": 346, "column": 2 }
[ { "pp": "α : Type u_1\nF : Type u_2\np : ℝ≥0∞\ninst✝¹ : NormedAddCommGroup F\nm m0 : MeasurableSpace α\nμ : Measure α\none_le_p : Fact (1 ≤ p)\ninst✝ : NormedSpace ℝ F\nhm : m ≤ m0\nf : α → F\nhf : MemLp f p (μ.trim hm)\n⊢ ↑↑↑((lpMeasToLpTrimLie F ℝ p μ hm).symm (MemLp.toLp f hf)) =ᵐ[μ] ↑↑(MemLp.toLp f ⋯)", ...
[ "α : Type u_1\nF : Type u_2\np : ℝ≥0∞\ninst✝¹ : NormedAddCommGroup F\nm m0 : MeasurableSpace α\nμ : Measure α\none_le_p : Fact (1 ≤ p)\ninst✝ : NormedSpace ℝ F\nhm : m ≤ m0\nf : α → F\nhf : MemLp f p (μ.trim hm)\n⊢ ↑↑↑(lpTrimToLpMeas F ℝ p μ hm (MemLp.toLp f hf)) =ᵐ[μ] ↑↑(MemLp.toLp f ⋯)" ]
change lpTrimToLpMeas F ℝ p μ hm (MemLp.toLp f hf) =ᵐ[μ] (MemLp.toLp f _ : α → F)
Lean.Elab.Tactic.evalChange
Lean.Parser.Tactic.change
Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL2
{ "line": 127, "column": 2 }
{ "line": 127, "column": 6 }
{ "line": 128, "column": 2 }
[ { "pp": "α : Type u_1\nE : Type u_2\n𝕜 : Type u_7\ninst✝³ : RCLike 𝕜\ninst✝² : NormedAddCommGroup E\ninst✝¹ : InnerProductSpace 𝕜 E\ninst✝ : CompleteSpace E\nm m0 : MeasurableSpace α\nμ : Measure α\nhm : m ≤ m0\nf g : ↥(Lp E 2 μ)\nhg : AEStronglyMeasurable (↑↑g) μ\n⊢ ⟪↑((condExpL2 E 𝕜 hm) f), g⟫ = ⟪f, g⟫", ...
[ "α : Type u_1\nE : Type u_2\n𝕜 : Type u_7\ninst✝³ : RCLike 𝕜\ninst✝² : NormedAddCommGroup E\ninst✝¹ : InnerProductSpace 𝕜 E\ninst✝ : CompleteSpace E\nm m0 : MeasurableSpace α\nμ : Measure α\nhm : m ≤ m0\nf g : ↥(Lp E 2 μ)\nhg : AEStronglyMeasurable (↑↑g) μ\n⊢ ⟪f, g⟫ = ⟪↑((condExpL2 E 𝕜 hm) f), g⟫" ]
symm
Lean.Elab.Tactic.evalSymm
Lean.Parser.Tactic.symm
Mathlib.InformationTheory.KullbackLeibler.Basic
{ "line": 349, "column": 2 }
{ "line": 358, "column": 58 }
{ "line": 360, "column": 0 }
[ { "pp": "α : Type u_1\nmα : MeasurableSpace α\nμ ν : Measure α\ninst✝¹ : IsFiniteMeasure μ\ninst✝ : IsFiniteMeasure ν\nhμν : μ ≪ ν\nh_int : Integrable (llr μ ν) μ\n⊢ μ.real univ * log (μ.real univ / ν.real univ) + ν.real univ - μ.real univ ≤ (klDiv μ ν).toReal", "ppTerm": "?m.51", "assigned": true, ...
[]
by_cases hμ : μ = 0 · simp [hμ, measureReal_def] by_cases hν : ν = 0 · refine absurd ?_ hμ rw [hν] at hμν exact Measure.absolutelyContinuous_zero_iff.mp hμν refine (le_of_eq ?_).trans (mul_klFun_le_toReal_klDiv hμν h_int) have : ν.real univ * (μ.real univ / ν.real univ) = μ.real univ := by rw [mul...
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented
Mathlib.InformationTheory.KullbackLeibler.Basic
{ "line": 349, "column": 2 }
{ "line": 358, "column": 58 }
{ "line": 360, "column": 0 }
[ { "pp": "α : Type u_1\nmα : MeasurableSpace α\nμ ν : Measure α\ninst✝¹ : IsFiniteMeasure μ\ninst✝ : IsFiniteMeasure ν\nhμν : μ ≪ ν\nh_int : Integrable (llr μ ν) μ\n⊢ μ.real univ * log (μ.real univ / ν.real univ) + ν.real univ - μ.real univ ≤ (klDiv μ ν).toReal", "ppTerm": "?m.51", "assigned": true, ...
[]
by_cases hμ : μ = 0 · simp [hμ, measureReal_def] by_cases hν : ν = 0 · refine absurd ?_ hμ rw [hν] at hμν exact Measure.absolutelyContinuous_zero_iff.mp hμν refine (le_of_eq ?_).trans (mul_klFun_le_toReal_klDiv hμν h_int) have : ν.real univ * (μ.real univ / ν.real univ) = μ.real univ := by rw [mul...
Lean.Elab.Tactic.evalTacticSeq
Lean.Parser.Tactic.tacticSeq
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic
{ "line": 495, "column": 60 }
{ "line": 499, "column": 40 }
{ "line": 501, "column": 0 }
[ { "pp": "α : Type u_1\nE : Type u_3\nm m₀ : MeasurableSpace α\nμ : Measure α\nf : α → E\ninst✝⁶ : NormedAddCommGroup E\ninst✝⁵ : NormedSpace ℝ E\ninst✝⁴ : CompleteSpace E\ninst✝³ : PartialOrder E\ninst✝² : ClosedIciTopology E\ninst✝¹ : IsOrderedAddMonoid E\ninst✝ : IsOrderedModule ℝ E\nhf : 0 ≤ᵐ[μ] f\n⊢ 0 ≤ᵐ[μ]...
[]
by by_cases hfint : Integrable f μ · rw [(condExp_zero.symm : (0 : α → E) = μ[0 | m])] exact condExp_mono (integrable_zero _ _ _) hfint hf · rw [condExp_of_not_integrable hfint]
[anonymous]
Lean.Parser.Term.byTactic
Mathlib.LinearAlgebra.AffineSpace.Matrix
{ "line": 81, "column": 8 }
{ "line": 81, "column": 19 }
{ "line": 81, "column": 20 }
[ { "pp": "ι : Type u₁\nk : Type u₂\nV : Type u₃\nP : Type u₄\ninst✝⁷ : AddCommGroup V\ninst✝⁶ : AffineSpace V P\ninst✝⁵ : Ring k\ninst✝⁴ : Module k V\nb : AffineBasis ι k P\nι' : Type u_1\ninst✝³ : Finite ι\ninst✝² : Fintype ι'\ninst✝¹ : DecidableEq ι\ninst✝ : Nontrivial k\np : ι' → P\nA : Matrix ι ι' k\nhA : A ...
[ "ι : Type u₁\nk : Type u₂\nV : Type u₃\nP : Type u₄\ninst✝⁷ : AddCommGroup V\ninst✝⁶ : AffineSpace V P\ninst✝⁵ : Ring k\ninst✝⁴ : Module k V\nb : AffineBasis ι k P\nι' : Type u_1\ninst✝³ : Finite ι\ninst✝² : Fintype ι'\ninst✝¹ : DecidableEq ι\ninst✝ : Nontrivial k\np : ι' → P\nA : Matrix ι ι' k\nhA : A * b.toMatrix...
eq_top_iff,
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.LinearAlgebra.AffineSpace.AffineSubspace.Shift
{ "line": 140, "column": 4 }
{ "line": 140, "column": 40 }
{ "line": 140, "column": 41 }
[ { "pp": "k : Type u_1\nV : Type u_2\nP : Type u_3\ninst✝⁵ : Ring k\ninst✝⁴ : AddCommGroup V\ninst✝³ : AddTorsor V P\ninst✝² : Module k V\nι : Type u_4\ninst✝¹ : Fintype ι\ninst✝ : Nontrivial ι\np : ι → P\nh : AffineIndependent k p\ni : ι\nw : ι → k\nhw : ∑ i, w i = 1\nc : k\nj : ι\nhj : j ≠ i\nt : Finset ι\nw' ...
[ "k : Type u_1\nV : Type u_2\nP : Type u_3\ninst✝⁵ : Ring k\ninst✝⁴ : AddCommGroup V\ninst✝³ : AddTorsor V P\ninst✝² : Module k V\nι : Type u_4\ninst✝¹ : Fintype ι\ninst✝ : Nontrivial ι\np : ι → P\nh : AffineIndependent k p\ni : ι\nw : ι → k\nhw : ∑ i, w i = 1\nc : k\nj : ι\nhj : j ≠ i\nt : Finset ι\nw' : ι → k\nht✝...
weightedVSub_vadd_affineCombination,
Lean.Elab.Tactic.evalRewriteSeq
null
Mathlib.LinearAlgebra.AffineSpace.AffineSubspace.Shift
{ "line": 225, "column": 2 }
{ "line": 227, "column": 71 }
{ "line": 228, "column": 2 }
[ { "pp": "case refine_2\nk : Type u_1\ninst✝² : Field k\ninst✝¹ : LinearOrder k\ninst✝ : IsOrderedRing k\nn : ℕ\ni : Fin n\nx : k\nhxpos : 0 < x\nhx1 : x ≤ 1\nw : Fin n → k\nhw : ∑ i, w i = 1\nhi : w i = 1 - x\nhj : ∀ (j : Fin n), w j ∈ Set.Icc 0 1\nj : Fin n\nhji : j ≠ i\n⊢ x⁻¹ * w j ≤ 1", "ppTerm": "?refin...
[ "case refine_3\nk : Type u_1\ninst✝² : Field k\ninst✝¹ : LinearOrder k\ninst✝ : IsOrderedRing k\nn : ℕ\ni : Fin n\nx : k\nhxpos : 0 < x\nhx1 : x ≤ 1\nw : Fin n → k\nhw : ∑ i, w i = 1\nhi : w i = 1 - x\nhj : ∀ (j : Fin n), j ≠ i → x⁻¹ * w j ∈ Set.Icc 0 1\n⊢ ∀ (j : Fin n), w j ∈ Set.Icc 0 1" ]
· rw [eq_sub_iff_add_eq, add_comm, ← eq_sub_iff_add_eq] at hi rw [inv_mul_le_one₀ hxpos, hi, le_sub_iff_add_le, ← hw] exact add_le_sum (fun i _ ↦ (hj i).1) (mem_univ j) (mem_univ i) hji
Lean.Elab.Tactic.evalTacticCDot
Lean.cdot
Mathlib.LinearAlgebra.AffineSpace.AffineSubspace.Shift
{ "line": 222, "column": 2 }
{ "line": 231, "column": 34 }
{ "line": 233, "column": 0 }
[ { "pp": "k : Type u_1\ninst✝² : Field k\ninst✝¹ : LinearOrder k\ninst✝ : IsOrderedRing k\nn : ℕ\ni : Fin n\nx : k\nhxpos : 0 < x\nhx1 : x ≤ 1\nw : Fin n → k\nhw : ∑ i, w i = 1\n⊢ (∀ (j : Fin n), w j ∈ Set.Icc 0 1) ∧ w i = 1 - x ↔\n (∀ (j : Fin n), j ≠ i → x⁻¹ * w j ∈ Set.Icc 0 1) ∧ x⁻¹ * (w i - 1) + 1 = 0", ...
[]
rw [show x⁻¹ * (w i - 1) + 1 = 0 ↔ w i = 1 - x by grind] refine and_congr_left fun hi ↦ ⟨fun hj j hji ↦ ⟨?_, ?_⟩, fun hj ↦ ?_⟩ · exact mul_nonneg (by simpa using hxpos.le) (hj j).1 · rw [eq_sub_iff_add_eq, add_comm, ← eq_sub_iff_add_eq] at hi rw [inv_mul_le_one₀ hxpos, hi, le_sub_iff_add_le, ← hw] exact a...
Lean.Elab.Tactic.evalTacticSeq1Indented
Lean.Parser.Tactic.tacticSeq1Indented