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Mathlib/MeasureTheory/Function/AEEqFun.lean
MeasureTheory.AEEqFun.inf_le_left
[ { "state_after": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.463632\nδ : Type ?u.463635\ninst✝⁵ : MeasurableSpace α\nμ ν : Measure α\ninst✝⁴ : TopologicalSpace β\ninst✝³ : TopologicalSpace γ\ninst✝² : TopologicalSpace δ\ninst✝¹ : SemilatticeInf β\ninst✝ : ContinuousInf β\nf g : α →ₘ[μ] β\n⊢ ↑(f ⊓ g) ≤ᵐ[μ] ↑f", ...
[ 508, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 504, 11 ]
Mathlib/SetTheory/Ordinal/Basic.lean
Ordinal.type_eq_zero_of_empty
[]
[ 224, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 223, 1 ]
Std/Data/Rat/Lemmas.lean
Rat.sub_def'
[ { "state_after": "no goals", "state_before": "a b : Rat\n⊢ a - b = mkRat (a.num * ↑b.den - b.num * ↑a.den) (a.den * b.den)", "tactic": "rw [sub_def, normalize_eq_mkRat]" } ]
[ 234, 35 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 233, 1 ]
src/lean/Init/Data/Nat/Basic.lean
Nat.mul_pred_right
[ { "state_after": "no goals", "state_before": "n m : Nat\n⊢ n * pred m = n * m - n", "tactic": "rw [Nat.mul_comm, mul_pred_left, Nat.mul_comm]" } ]
[ 704, 49 ]
d5348dfac847a56a4595fb6230fd0708dcb4e7e9
https://github.com/leanprover/lean4
[ 703, 1 ]
Mathlib/Order/Disjoint.lean
IsCompl.le_left_iff
[]
[ 539, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 538, 1 ]
Mathlib/Analysis/NormedSpace/OperatorNorm.lean
ContinuousLinearMap.coe_restrictScalarsIsometry
[]
[ 1261, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1259, 1 ]
Mathlib/Algebra/Lie/Nilpotent.lean
LieModule.isNilpotent_range_toEndomorphism_iff
[ { "state_after": "no goals", "state_before": "R : Type u\nL : Type v\nM : Type w\ninst✝⁶ : CommRing R\ninst✝⁵ : LieRing L\ninst✝⁴ : LieAlgebra R L\ninst✝³ : AddCommGroup M\ninst✝² : Module R M\ninst✝¹ : LieRingModule L M\ninst✝ : LieModule R L M\nk : ℕ\nN : LieSubmodule R L M\n⊢ IsNilpotent R { x // x ∈ Lie...
[ 346, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 342, 1 ]
Mathlib/NumberTheory/Zsqrtd/Basic.lean
Zsqrtd.mul_nonneg
[ { "state_after": "d : ℕ\na b : ℤ√↑d\n⊢ Nonneg a → Nonneg b → Nonneg (a * b)", "state_before": "d : ℕ\na b : ℤ√↑d\n⊢ 0 ≤ a → 0 ≤ b → 0 ≤ a * b", "tactic": "simp_rw [← nonneg_iff_zero_le]" }, { "state_after": "no goals", "state_before": "d : ℕ\na b : ℤ√↑d\n⊢ Nonneg a → Nonneg b → Nonneg (a * b...
[ 868, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 866, 11 ]
Mathlib/Analysis/SpecialFunctions/Exp.lean
Continuous.exp
[]
[ 162, 60 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 161, 1 ]
Mathlib/Algebra/BigOperators/Fin.lean
List.prod_take_ofFn
[ { "state_after": "no goals", "state_before": "case zero\nα : Type u_1\nβ : Type ?u.208372\ninst✝ : CommMonoid α\nn : ℕ\nf : Fin n → α\n⊢ prod (take Nat.zero (ofFn f)) = ∏ j in Finset.filter (fun j => ↑j < Nat.zero) univ, f j", "tactic": "simp" }, { "state_after": "case pos\nα : Type u_1\nβ : Typ...
[ 477, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 452, 1 ]
Mathlib/RingTheory/Subsemiring/Basic.lean
Subsemiring.coe_mul
[]
[ 387, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 386, 1 ]
Mathlib/Topology/MetricSpace/Contracting.lean
ContractingWith.edist_efixedPoint_lt_top'
[]
[ 235, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 231, 1 ]
Mathlib/SetTheory/Cardinal/Divisibility.lean
Cardinal.is_prime_iff
[ { "state_after": "case inl\na✝ b : Cardinal\nn m : ℕ\na : Cardinal\nh : ℵ₀ ≤ a\n⊢ Prime a ↔ ℵ₀ ≤ a ∨ ∃ p, a = ↑p ∧ Nat.Prime p\n\ncase inr\na✝ b : Cardinal\nn m : ℕ\na : Cardinal\nh : a < ℵ₀\n⊢ Prime a ↔ ℵ₀ ≤ a ∨ ∃ p, a = ↑p ∧ Nat.Prime p", "state_before": "a✝ b : Cardinal\nn m : ℕ\na : Cardinal\n⊢ Prime a ...
[ 143, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 139, 1 ]
Mathlib/Analysis/NormedSpace/CompactOperator.lean
ContinuousLinearMap.coe_mkOfIsCompactOperator
[]
[ 389, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 387, 1 ]
Mathlib/Topology/Connected.lean
ConnectedComponents.coe_ne_coe
[]
[ 1451, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1449, 1 ]
Mathlib/Algebra/Order/Ring/Defs.lean
mul_self_le_mul_self_of_le_of_neg_le
[]
[ 1184, 74 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1181, 1 ]
Mathlib/Topology/FiberBundle/Basic.lean
FiberBundleCore.localTrivAt_apply
[ { "state_after": "case a\nι : Type u_1\nB : Type u_2\nF : Type u_3\nX : Type ?u.44757\ninst✝² : TopologicalSpace X\ninst✝¹ : TopologicalSpace B\ninst✝ : TopologicalSpace F\nZ : FiberBundleCore ι B F\ni : ι\nb : B\na : F\np : TotalSpace Z\n⊢ p.fst ∈ baseSet Z (indexAt Z p.fst)", "state_before": "ι : Type u_1...
[ 693, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 691, 1 ]
Mathlib/MeasureTheory/Measure/MeasureSpace.lean
MeasureTheory.trim_measurableSet_eq
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.3496903\nγ : Type ?u.3496906\nδ : Type ?u.3496909\nι : Type ?u.3496912\nR : Type ?u.3496915\nR' : Type ?u.3496918\nm m0 : MeasurableSpace α\nμ : Measure α\ns : Set α\nhm : m ≤ m0\nhs : MeasurableSet s\n⊢ ↑↑(trim μ hm) s = ↑↑μ s", "t...
[ 4372, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 4371, 1 ]
Mathlib/MeasureTheory/Decomposition/Jordan.lean
MeasureTheory.SignedMeasure.subset_negative_null_set
[ { "state_after": "α : Type u_1\nβ : Type ?u.51571\ninst✝² : MeasurableSpace α\ns : SignedMeasure α\nμ ν : Measure α\ninst✝¹ : IsFiniteMeasure μ\ninst✝ : IsFiniteMeasure ν\nu v w : Set α\nhu : MeasurableSet u\nhv : MeasurableSet v\nhw : MeasurableSet w\nhsu : VectorMeasure.restrict 0 u ≤ VectorMeasure.restrict (...
[ 303, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 297, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/Equalizers.lean
CategoryTheory.Limits.coequalizer.π_desc
[]
[ 983, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 981, 1 ]
Mathlib/Order/Lattice.lean
Ne.inf_lt_or_inf_lt
[]
[ 560, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 559, 1 ]
Std/Data/String/Lemmas.lean
String.data_join
[ { "state_after": "no goals", "state_before": "ss : List String\n⊢ (join ss).data = List.join (List.map data ss)", "tactic": "rw [join_eq]" } ]
[ 481, 15 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 480, 9 ]
Mathlib/CategoryTheory/Limits/Shapes/StrictInitial.lean
CategoryTheory.Limits.limit_π_isIso_of_is_strict_terminal
[ { "state_after": "case refine'_1\nC : Type u\ninst✝⁴ : Category C\ninst✝³ : HasStrictTerminalObjects C\nI : C\nJ : Type v\ninst✝² : SmallCategory J\nF : J ⥤ C\ninst✝¹ : HasLimit F\ni : J\nH : (j : J) → j ≠ i → IsTerminal (F.obj j)\ninst✝ : Subsingleton (i ⟶ i)\n⊢ (X : J) → ((Functor.const J).obj (F.toPrefunctor...
[ 240, 11 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 209, 1 ]
Mathlib/Algebra/Star/Pointwise.lean
Set.star_empty
[]
[ 45, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 45, 1 ]
Mathlib/Analysis/LocallyConvex/BalancedCoreHull.lean
mem_balancedCore_iff
[ { "state_after": "no goals", "state_before": "𝕜 : Type u_2\nE : Type u_1\nι : Type ?u.1285\ninst✝¹ : SeminormedRing 𝕜\ninst✝ : SMul 𝕜 E\ns t : Set E\nx : E\n⊢ x ∈ balancedCore 𝕜 s ↔ ∃ t, Balanced 𝕜 t ∧ t ⊆ s ∧ x ∈ t", "tactic": "simp_rw [balancedCore, mem_sUnion, mem_setOf_eq, and_assoc]" } ]
[ 85, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 84, 1 ]
Mathlib/Analysis/Analytic/Basic.lean
FormalMultilinearSeries.lt_radius_of_isBigO
[ { "state_after": "𝕜 : Type u_3\nE : Type u_1\nF : Type u_2\nG : Type ?u.147148\ninst✝⁶ : NontriviallyNormedField 𝕜\ninst✝⁵ : NormedAddCommGroup E\ninst✝⁴ : NormedSpace 𝕜 E\ninst✝³ : NormedAddCommGroup F\ninst✝² : NormedSpace 𝕜 F\ninst✝¹ : NormedAddCommGroup G\ninst✝ : NormedSpace 𝕜 G\np : FormalMultilinear...
[ 244, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 231, 1 ]
Mathlib/GroupTheory/GroupAction/Basic.lean
MulAction.orbit_eq_univ
[]
[ 176, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 175, 1 ]
Mathlib/CategoryTheory/Subobject/MonoOver.lean
CategoryTheory.MonoOver.w
[]
[ 126, 11 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 125, 1 ]
Mathlib/Data/Finsupp/ToDfinsupp.lean
Dfinsupp.toFinsupp_single
[ { "state_after": "case h\nι : Type u_1\nR : Type ?u.8500\nM : Type u_2\ninst✝² : DecidableEq ι\ninst✝¹ : Zero M\ninst✝ : (m : M) → Decidable (m ≠ 0)\ni : ι\nm : M\na✝ : ι\n⊢ ↑(toFinsupp (single i m)) a✝ = ↑(Finsupp.single i m) a✝", "state_before": "ι : Type u_1\nR : Type ?u.8500\nM : Type u_2\ninst✝² : Deci...
[ 129, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 126, 1 ]
Mathlib/Algebra/Star/Subalgebra.lean
StarSubalgebra.toSubalgebra_eq_top
[]
[ 632, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 631, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/KernelPair.lean
CategoryTheory.IsKernelPair.id_of_mono
[]
[ 72, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 71, 1 ]
Mathlib/Data/Option/Basic.lean
Option.orElse_none'
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.15955\nγ : Type ?u.15958\nδ : Type ?u.15961\nx : Option α\n⊢ (Option.orElse x fun x => none) = x", "tactic": "cases x <;> rfl" } ]
[ 283, 88 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 283, 1 ]
Mathlib/Algebra/Lie/BaseChange.lean
LieAlgebra.ExtendScalars.bracket_leibniz_lie
[ { "state_after": "R : Type u\nA : Type w\nL : Type v\ninst✝⁴ : CommRing R\ninst✝³ : CommRing A\ninst✝² : Algebra R A\ninst✝¹ : LieRing L\ninst✝ : LieAlgebra R L\nx y z : A ⊗[R] L\n⊢ ↑(↑(LieAlgebra.ExtendScalars.bracket' R A L) x) (↑(↑(LieAlgebra.ExtendScalars.bracket' R A L) y) z) =\n ↑(↑(LieAlgebra.ExtendSc...
[ 110, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 88, 9 ]
Mathlib/Data/Set/Basic.lean
Set.subset_univ
[]
[ 679, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 679, 1 ]
Mathlib/MeasureTheory/Measure/MeasureSpace.lean
MeasureTheory.Measure.NullMeasurableSet.subtype_coe
[]
[ 1413, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1410, 1 ]
Mathlib/Logic/Equiv/Basic.lean
Equiv.sumAssoc_apply_inl_inr
[]
[ 362, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 361, 1 ]
Mathlib/Topology/Constructions.lean
nhds_inr
[]
[ 956, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 955, 1 ]
Mathlib/Data/Real/ENNReal.lean
ENNReal.ofReal_toReal_le
[]
[ 249, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 248, 1 ]
Mathlib/Topology/Inseparable.lean
SeparationQuotient.image_mk_closure
[]
[ 512, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 510, 1 ]
Mathlib/MeasureTheory/Integral/Bochner.lean
MeasureTheory.SimpleFunc.norm_setToSimpleFunc_le_integral_norm
[ { "state_after": "α : Type u_1\nE : Type u_2\nF : Type u_3\n𝕜 : Type ?u.197555\ninst✝⁹ : NormedAddCommGroup E\ninst✝⁸ : NormedAddCommGroup F\ninst✝⁷ : NormedSpace ℝ F\np : ℝ≥0∞\nG : Type ?u.197657\nF' : Type ?u.197660\ninst✝⁶ : NormedAddCommGroup G\ninst✝⁵ : NormedAddCommGroup F'\ninst✝⁴ : NormedSpace ℝ F'\nm ...
[ 442, 67 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 435, 1 ]
Mathlib/Topology/NhdsSet.lean
subset_interior_iff_mem_nhdsSet
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.7780\ninst✝¹ : TopologicalSpace α\ninst✝ : TopologicalSpace β\ns t s₁ s₂ t₁ t₂ : Set α\nx : α\n⊢ s ⊆ interior t ↔ t ∈ 𝓝ˢ s", "tactic": "simp_rw [mem_nhdsSet_iff_forall, subset_interior_iff_nhds]" } ]
[ 60, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 59, 1 ]
Mathlib/Order/Hom/Lattice.lean
OrderHomClass.coe_to_lattice_hom
[]
[ 1191, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1190, 1 ]
Mathlib/Topology/Algebra/WithZeroTopology.lean
WithZeroTopology.singleton_mem_nhds_of_units
[ { "state_after": "no goals", "state_before": "α : Type ?u.39250\nΓ₀ : Type u_1\ninst✝ : LinearOrderedCommGroupWithZero Γ₀\nγ✝ γ₁ γ₂ : Γ₀\nl : Filter α\nf : α → Γ₀\nγ : Γ₀ˣ\n⊢ {↑γ} ∈ 𝓝 ↑γ", "tactic": "simp" } ]
[ 104, 88 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 104, 1 ]
Std/Data/Array/Lemmas.lean
getElem?_fin
[]
[ 18, 51 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 17, 9 ]
Mathlib/Data/Polynomial/Eval.lean
Polynomial.coeff_zero_eq_eval_zero
[ { "state_after": "no goals", "state_before": "R : Type u\nS : Type v\nT : Type w\nι : Type y\na b : R\nm n : ℕ\ninst✝ : Semiring R\np✝ q r : R[X]\nx : R\np : R[X]\n⊢ coeff p 0 = coeff p 0 * 0 ^ 0", "tactic": "simp" }, { "state_after": "R : Type u\nS : Type v\nT : Type w\nι : Type y\na b : R\nm n...
[ 504, 100 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 497, 1 ]
Mathlib/Data/Polynomial/Degree/Definitions.lean
Polynomial.natDegree_one
[]
[ 280, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 279, 1 ]
Mathlib/FieldTheory/RatFunc.lean
RatFunc.coe_apply
[]
[ 1696, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1695, 1 ]
Mathlib/MeasureTheory/Integral/IntegrableOn.lean
MeasureTheory.integrableOn_congr_fun
[]
[ 163, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 161, 1 ]
Mathlib/RingTheory/UniqueFactorizationDomain.lean
UniqueFactorizationMonoid.normalizedFactors_prod
[ { "state_after": "α : Type u_1\ninst✝³ : CancelCommMonoidWithZero α\ninst✝² : DecidableEq α\ninst✝¹ : NormalizationMonoid α\ninst✝ : UniqueFactorizationMonoid α\na : α\nane0 : a ≠ 0\n⊢ Multiset.prod\n (Multiset.map (↑normalize) (Classical.choose (_ : ∃ f, (∀ (b : α), b ∈ f → Prime b) ∧ Multiset.prod f ~ᵤ a...
[ 578, 52 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 570, 1 ]
Mathlib/Algebra/Algebra/Subalgebra/Pointwise.lean
Subalgebra.pointwise_smul_toSubring
[]
[ 109, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 106, 1 ]
Mathlib/LinearAlgebra/Contraction.lean
zero_prodMap_dualTensorHom
[ { "state_after": "no goals", "state_before": "ι : Type w\nR : Type u\nM : Type v₁\nN : Type v₂\nP : Type v₃\nQ : Type v₄\ninst✝¹⁰ : CommSemiring R\ninst✝⁹ : AddCommMonoid M\ninst✝⁸ : AddCommMonoid N\ninst✝⁷ : AddCommMonoid P\ninst✝⁶ : AddCommMonoid Q\ninst✝⁵ : Module R M\ninst✝⁴ : Module R N\ninst✝³ : Modul...
[ 114, 64 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 109, 1 ]
Mathlib/Data/List/NatAntidiagonal.lean
List.Nat.nodup_antidiagonal
[]
[ 67, 99 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 66, 1 ]
Mathlib/Data/List/MinMax.lean
List.index_of_argmin
[]
[ 230, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 228, 1 ]
Mathlib/LinearAlgebra/LinearIndependent.lean
LinearIndependent.coe_range
[ { "state_after": "no goals", "state_before": "ι : Type u'\nι' : Type ?u.97322\nR : Type u_1\nK : Type ?u.97328\nM : Type u_2\nM' : Type ?u.97334\nM'' : Type ?u.97337\nV : Type u\nV' : Type ?u.97342\nv : ι → M\ninst✝⁶ : Semiring R\ninst✝⁵ : AddCommMonoid M\ninst✝⁴ : AddCommMonoid M'\ninst✝³ : AddCommMonoid M...
[ 206, 100 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 205, 1 ]
Mathlib/Topology/OmegaCompletePartialOrder.lean
isωSup_ωSup
[ { "state_after": "case left\nα : Type u_1\ninst✝ : OmegaCompletePartialOrder α\nc : Chain α\n⊢ ∀ (i : ℕ), ↑c i ≤ ωSup c\n\ncase right\nα : Type u_1\ninst✝ : OmegaCompletePartialOrder α\nc : Chain α\n⊢ ∀ (y : α), (∀ (i : ℕ), ↑c i ≤ y) → ωSup c ≤ y", "state_before": "α : Type u_1\ninst✝ : OmegaCompletePartial...
[ 122, 18 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 119, 1 ]
Mathlib/GroupTheory/Index.lean
Subgroup.mul_mem_iff_of_index_two
[ { "state_after": "case pos\nG : Type u_1\ninst✝ : Group G\nH K L : Subgroup G\nh : index H = 2\na b : G\nha : a ∈ H\n⊢ a * b ∈ H ↔ (a ∈ H ↔ b ∈ H)\n\ncase neg\nG : Type u_1\ninst✝ : Group G\nH K L : Subgroup G\nh : index H = 2\na b : G\nha : ¬a ∈ H\n⊢ a * b ∈ H ↔ (a ∈ H ↔ b ∈ H)", "state_before": "G : Type ...
[ 205, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 199, 1 ]
Mathlib/Analysis/Normed/Group/Pointwise.lean
smul_closedBall_one
[ { "state_after": "no goals", "state_before": "E : Type u_1\ninst✝ : SeminormedCommGroup E\nε δ : ℝ\ns t : Set E\nx y : E\n⊢ x • closedBall 1 δ = closedBall x δ", "tactic": "simp" } ]
[ 202, 83 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 202, 1 ]
Mathlib/Order/Heyting/Boundary.lean
Coheyting.boundary_eq_bot
[]
[ 159, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 158, 1 ]
Mathlib/Analysis/SpecialFunctions/Polynomials.lean
Polynomial.div_tendsto_zero_iff_degree_lt
[ { "state_after": "𝕜 : Type u_1\ninst✝¹ : NormedLinearOrderedField 𝕜\nP Q : 𝕜[X]\ninst✝ : OrderTopology 𝕜\nhQ : Q ≠ 0\nh : Tendsto (fun x => eval x P / eval x Q) atTop (𝓝 0)\n⊢ degree P < degree Q", "state_before": "𝕜 : Type u_1\ninst✝¹ : NormedLinearOrderedField 𝕜\nP Q : 𝕜[X]\ninst✝ : OrderTopology ...
[ 165, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 151, 1 ]
Mathlib/Algebra/Ring/Equiv.lean
RingEquiv.congr_fun
[]
[ 184, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 183, 11 ]
Mathlib/Order/Atoms.lean
sSup_atoms_le_eq
[ { "state_after": "case intro.intro\nα : Type u_1\nβ : Type ?u.19501\ninst✝¹ : CompleteLattice α\ninst✝ : IsAtomistic α\ns : Set α\nhs : ∀ (a : α), a ∈ s → IsAtom a\n⊢ sSup {a | IsAtom a ∧ a ≤ sSup s} = sSup s", "state_before": "α : Type u_1\nβ : Type ?u.19501\ninst✝¹ : CompleteLattice α\ninst✝ : IsAtomistic...
[ 390, 98 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 388, 1 ]
Mathlib/Algebra/Hom/Group.lean
MonoidWithZeroHom.mk_coe
[]
[ 797, 75 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 796, 1 ]
Mathlib/Data/Set/Intervals/Monotone.lean
Antitone.Iic
[]
[ 65, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 64, 11 ]
Mathlib/RingTheory/Polynomial/Pochhammer.lean
factorial_mul_pochhammer
[ { "state_after": "no goals", "state_before": "S✝ : Type ?u.29571\ninst✝¹ : Semiring S✝\nr✝ n✝ : ℕ\nS : Type u_1\ninst✝ : Semiring S\nr n : ℕ\n⊢ ↑r ! * eval (↑r + 1) (pochhammer S n) = ↑(r + n)!", "tactic": "rw_mod_cast [pochhammer_nat_eq_ascFactorial, Nat.factorial_mul_ascFactorial]" } ]
[ 198, 79 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 196, 1 ]
Std/Data/List/Lemmas.lean
List.get_set
[ { "state_after": "no goals", "state_before": "α : Type u_1\na : α\nm n : Nat\nl : List α\nh : n < length (set l m a)\n⊢ get (set l m a) { val := n, isLt := h } = if m = n then a else get l { val := n, isLt := (_ : n < length l) }", "tactic": "if h : m = n then subst m; simp else simp [h]" }, { "...
[ 846, 48 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 844, 1 ]
Mathlib/Analysis/SpecialFunctions/Trigonometric/EulerSineProd.lean
EulerSine.integral_sin_mul_sin_mul_cos_pow_eq
[ { "state_after": "case h.e'_2\nz : ℂ\nn : ℕ\nhn : 2 ≤ n\nhz : z ≠ 0\nder1 :\n ∀ (x : ℝ),\n x ∈ uIcc 0 (π / 2) →\n HasDerivAt (fun y => ↑(sin y) * ↑(cos y) ^ (n - 1)) (↑(cos x) ^ n - (↑n - ↑1) * ↑(sin x) ^ 2 * ↑(cos x) ^ (n - 2))\n x\n⊢ (∫ (x : ℝ) in 0 ..π / 2, Complex.sin (2 * z * ↑x) * ↑(sin x)...
[ 154, 87 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 95, 1 ]
Mathlib/Order/Bounds/Basic.lean
Monotone.image_lowerBounds_subset_lowerBounds_image
[]
[ 1278, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1277, 1 ]
Std/Data/String/Lemmas.lean
String.Pos.zero_addString_byteIdx
[ { "state_after": "no goals", "state_before": "s : String\n⊢ (0 + s).byteIdx = utf8ByteSize s", "tactic": "simp only [addString_byteIdx, byteIdx_zero, Nat.zero_add]" } ]
[ 131, 60 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 130, 1 ]
Mathlib/Algebra/Order/Field/Basic.lean
inv_strictAntiOn
[]
[ 636, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 635, 1 ]
Mathlib/Analysis/SpecialFunctions/Trigonometric/Chebyshev.lean
Polynomial.Chebyshev.complex_ofReal_eval_U
[]
[ 62, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 61, 1 ]
Mathlib/Algebra/Periodic.lean
Function.Antiperiodic.nat_odd_mul_antiperiodic
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.148689\nf g : α → β\nc c₁ c₂ x✝ : α\ninst✝¹ : Semiring α\ninst✝ : InvolutiveNeg β\nh : Antiperiodic f c\nn : ℕ\nx : α\n⊢ f (x + (↑n * (2 * c) + c)) = -f x", "tactic": "rw [← add_assoc, h, h.periodic.nat_mul]" } ]
[ 394, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 392, 1 ]
Mathlib/Algebra/Quaternion.lean
QuaternionAlgebra.star_smul
[]
[ 680, 92 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 678, 1 ]
Mathlib/LinearAlgebra/BilinearMap.lean
LinearMap.compl₁₂_id_id
[ { "state_after": "case h.h\nR : Type u_1\ninst✝²³ : CommSemiring R\nR₂ : Type ?u.481546\ninst✝²² : CommSemiring R₂\nR₃ : Type ?u.481552\ninst✝²¹ : CommSemiring R₃\nR₄ : Type ?u.481558\ninst✝²⁰ : CommSemiring R₄\nM : Type ?u.481564\nN : Type ?u.481567\nP : Type ?u.481570\nQ : Type ?u.481573\nMₗ : Type u_2\nNₗ : ...
[ 358, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 356, 1 ]
Mathlib/Combinatorics/SimpleGraph/Subgraph.lean
SimpleGraph.Subgraph.deleteVerts_inter_verts_set_right_eq
[ { "state_after": "no goals", "state_before": "ι : Sort ?u.277333\nV : Type u\nW : Type v\nG : SimpleGraph V\nG' : Subgraph G\ns : Set V\n⊢ deleteVerts G' (s ∩ G'.verts) = deleteVerts G' s", "tactic": "ext <;> simp (config := { contextual := true }) [imp_false]" } ]
[ 1254, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1253, 1 ]
Mathlib/Topology/MetricSpace/EMetricSpace.lean
EMetric.tendsto_nhdsWithin_nhdsWithin
[ { "state_after": "α : Type u\nβ : Type v\nX : Type ?u.199771\ninst✝¹ : PseudoEMetricSpace α\nx✝² y z : α\nε✝ ε₁ ε₂ : ℝ≥0∞\ns t✝ : Set α\ninst✝ : PseudoEMetricSpace β\nf : α → β\nt : Set β\na : α\nb : β\nε : ℝ≥0∞\nx✝¹ : 0 < ε\nδ : ℝ≥0∞\nx✝ : 0 < δ\nx : α\n⊢ edist x a < δ → x ∈ s → edist (f x) b < ε ∧ f x ∈ t ↔ x...
[ 669, 44 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 664, 1 ]
Mathlib/MeasureTheory/Integral/RieszMarkovKakutani.lean
rieszContentAux_sup_le
[ { "state_after": "case h\nX : Type u_1\ninst✝ : TopologicalSpace X\nΛ : (X →ᵇ ℝ≥0) →ₗ[ℝ≥0] ℝ≥0\nK1 K2 : Compacts X\n⊢ ∀ (ε : ℝ≥0), 0 < ε → rieszContentAux Λ (K1 ⊔ K2) ≤ rieszContentAux Λ K1 + rieszContentAux Λ K2 + ε", "state_before": "X : Type u_1\ninst✝ : TopologicalSpace X\nΛ : (X →ᵇ ℝ≥0) →ₗ[ℝ≥0] ℝ≥0\nK1...
[ 116, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 98, 1 ]
Mathlib/Algebra/Homology/HomotopyCategory.lean
HomotopyCategory.quotient_map_out_comp_out
[ { "state_after": "no goals", "state_before": "ι : Type u_1\nV : Type u\ninst✝¹ : Category V\ninst✝ : Preadditive V\nc : ComplexShape ι\nC D E : HomotopyCategory V c\nf : C ⟶ D\ng : D ⟶ E\n⊢ (quotient V c).map (Quot.out f ≫ Quot.out g) = f ≫ g", "tactic": "simp" } ]
[ 113, 68 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 112, 1 ]
Mathlib/Topology/Algebra/Order/IntermediateValue.lean
IsClosed.mem_of_ge_of_forall_exists_gt
[ { "state_after": "α : Type u\nβ : Type v\nγ : Type w\ninst✝⁶ : ConditionallyCompleteLinearOrder α\ninst✝⁵ : TopologicalSpace α\ninst✝⁴ : OrderTopology α\ninst✝³ : ConditionallyCompleteLinearOrder β\ninst✝² : TopologicalSpace β\ninst✝¹ : OrderTopology β\ninst✝ : Nonempty γ\na b : α\ns : Set α\nhs : IsClosed (s ∩...
[ 357, 90 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 344, 1 ]
Mathlib/MeasureTheory/Measure/WithDensityVectorMeasure.lean
MeasureTheory.Integrable.withDensityᵥ_trim_absolutelyContinuous
[ { "state_after": "α : Type u_1\nβ : Type ?u.164970\nm✝ : MeasurableSpace α\nμ✝ ν : Measure α\nE : Type u_2\ninst✝² : NormedAddCommGroup E\ninst✝¹ : NormedSpace ℝ E\ninst✝ : CompleteSpace E\nf g : α → E\nm m0 : MeasurableSpace α\nμ : Measure α\nhm : m ≤ m0\nhfi : Integrable f\nj : Set α\nhj₁ : MeasurableSet j\nh...
[ 210, 70 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 204, 1 ]
Mathlib/Topology/Instances/ENNReal.lean
ENNReal.exists_upcrossings_of_not_bounded_under
[ { "state_after": "α : Type ?u.206583\nβ : Type ?u.206586\nγ : Type ?u.206589\na b c d : ℝ≥0∞\nr p q : ℝ≥0\nx✝ y z ε ε₁ ε₂ : ℝ≥0∞\ns : Set ℝ≥0∞\nι : Type u_1\nl : Filter ι\nx : ι → ℝ\nhf : liminf (fun i => ↑(↑Real.nnabs (x i))) l ≠ ⊤\nhbdd : (¬IsBoundedUnder (fun x x_1 => x ≤ x_1) l fun i => x i) ∨ ¬IsBoundedUnd...
[ 752, 80 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 729, 1 ]
Mathlib/CategoryTheory/Limits/Fubini.lean
CategoryTheory.Limits.limitFlipCompLimIsoLimitCompLim_hom_π_π
[ { "state_after": "J K : Type v\ninst✝⁶ : SmallCategory J\ninst✝⁵ : SmallCategory K\nC : Type u\ninst✝⁴ : Category C\nF : J ⥤ K ⥤ C\ninst✝³ : HasLimitsOfShape J C\ninst✝² : HasLimitsOfShape K C\ninst✝¹ : HasLimitsOfShape (J × K) C\ninst✝ : HasLimitsOfShape (K × J) C\nj : J\nk : K\n⊢ ((limitUncurryIsoLimitCompLim...
[ 240, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 236, 1 ]
Mathlib/Data/Fin/Basic.lean
Fin.predAbove_left_monotone
[ { "state_after": "n m : ℕ\ni : Fin (n + 1)\na b : Fin n\nH : a ≤ b\n⊢ (if h : ↑castSucc a < i then pred i (_ : i ≠ 0) else castLT i (_ : ↑i < n)) ≤\n if h : ↑castSucc b < i then pred i (_ : i ≠ 0) else castLT i (_ : ↑i < n)", "state_before": "n m : ℕ\ni : Fin (n + 1)\na b : Fin n\nH : a ≤ b\n⊢ (fun p => ...
[ 2288, 8 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2280, 1 ]
Mathlib/LinearAlgebra/Finsupp.lean
Finsupp.fst_sumFinsuppLEquivProdFinsupp
[]
[ 946, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 944, 1 ]
Mathlib/CategoryTheory/Limits/Constructions/ZeroObjects.lean
CategoryTheory.Limits.inl_pushoutZeroZeroIso_inv
[ { "state_after": "no goals", "state_before": "C : Type u_2\ninst✝³ : Category C\ninst✝² : HasZeroObject C\ninst✝¹ : HasZeroMorphisms C\nX Y : C\ninst✝ : HasBinaryCoproduct X Y\n⊢ coprod.inl ≫ (pushoutZeroZeroIso X Y).inv = pushout.inl", "tactic": "simp [Iso.comp_inv_eq]" } ]
[ 225, 89 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 224, 1 ]
Mathlib/Order/LiminfLimsup.lean
Filter.le_liminf_of_le
[]
[ 449, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 446, 1 ]
Mathlib/Data/Finset/Lattice.lean
Finset.sup_singleton'
[]
[ 1803, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1802, 1 ]
Mathlib/Data/DList/Basic.lean
Std.DList_lazy
[]
[ 51, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 50, 1 ]
Mathlib/Data/Set/Pointwise/Basic.lean
Set.iInter₂_div_subset
[]
[ 801, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 799, 1 ]
Mathlib/Order/Bounds/Basic.lean
isLUB_singleton
[]
[ 625, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 624, 1 ]
Mathlib/Analysis/Analytic/Basic.lean
FormalMultilinearSeries.radius_eq_top_of_forall_nnreal_isBigO
[]
[ 170, 74 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 168, 1 ]
Mathlib/LinearAlgebra/StdBasis.lean
Pi.basisFun_apply
[ { "state_after": "no goals", "state_before": "R : Type u_2\nη : Type u_1\nιs : η → Type ?u.154579\nMs : η → Type ?u.154584\ninst✝⁴ : Semiring R\ninst✝³ : (i : η) → AddCommMonoid (Ms i)\ninst✝² : (i : η) → Module R (Ms i)\ninst✝¹ : Fintype η\ninst✝ : DecidableEq η\ni : η\n⊢ ↑(basisFun R η) i = ↑(stdBasis R (...
[ 285, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 283, 1 ]
Mathlib/FieldTheory/Adjoin.lean
IntermediateField.exists_finset_of_mem_supr'
[ { "state_after": "F : Type u_2\ninst✝² : Field F\nE : Type u_3\ninst✝¹ : Field E\ninst✝ : Algebra F E\nS : Set E\nα : E\nι : Type u_1\nf : ι → IntermediateField F E\nx : E\nhx : x ∈ ⨆ (i : ι), f i\ni : ι\n⊢ f i ≤ ⨆ (i : (i : ι) × { x // x ∈ f i }), F⟮↑i.snd⟯", "state_before": "F : Type u_2\ninst✝² : Field F...
[ 651, 93 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 646, 1 ]
Mathlib/Tactic/NormNum/Basic.lean
Mathlib.Meta.NormNum.isRat_ofScientific_of_true
[ { "state_after": "α : Type u_1\ninst✝ : DivisionRing α\nσα : OfScientific α\nx✝¹ x✝ : ℕ\nnum✝ : ℤ\ndenom✝ : ℕ\nσh : OfScientific.ofScientific = fun m s e => ↑(Rat.ofScientific m s e)\ninv✝ : Invertible ↑denom✝\neq : ↑(mkRat (↑x✝¹) (10 ^ x✝)) = ↑num✝ * ⅟↑denom✝\n⊢ ↑(mkRat (↑x✝¹) (10 ^ x✝)) = ↑num✝ * ⅟↑denom✝", ...
[ 596, 91 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 592, 1 ]
Mathlib/Data/Ordmap/Ordset.lean
Ordnode.balancedSz_zero
[ { "state_after": "no goals", "state_before": "α : Type ?u.7958\nl : ℕ\n⊢ BalancedSz l 0 ↔ l ≤ 1", "tactic": "simp (config := { contextual := true }) [BalancedSz]" } ]
[ 198, 55 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 197, 1 ]
Mathlib/Order/WithBot.lean
WithTop.lt_top_iff_ne_top
[]
[ 1090, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1089, 11 ]
Mathlib/Algebra/Group/Conj.lean
ConjClasses.mem_carrier_mk
[]
[ 317, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 316, 1 ]
Mathlib/Topology/ContinuousOn.lean
tendsto_nhdsWithin_iff
[]
[ 462, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 459, 1 ]
Mathlib/Geometry/Manifold/SmoothManifoldWithCorners.lean
extChartAt_to_inv
[]
[ 1059, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1058, 1 ]
Mathlib/Data/Real/Basic.lean
Real.cauchy_sub
[ { "state_after": "x y : ℝ\na b : Cauchy abs\n⊢ ({ cauchy := a } - { cauchy := b }).cauchy = ({ cauchy := a } + -{ cauchy := b }).cauchy", "state_before": "x y : ℝ\na b : Cauchy abs\n⊢ ({ cauchy := a } - { cauchy := b }).cauchy = { cauchy := a }.cauchy - { cauchy := b }.cauchy", "tactic": "rw [sub_eq_add...
[ 167, 8 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 164, 1 ]
Mathlib/Algebra/Ring/Defs.lean
mul_add_eq_mul_add_iff_sub_mul_add_eq
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nγ : Type w\nR : Type x\ninst✝ : NonUnitalNonAssocRing α\na b c d e : α\n⊢ a * e + c = b * e + d ↔ a * e + c = d + b * e", "tactic": "simp [add_comm]" }, { "state_after": "α : Type u\nβ : Type v\nγ : Type w\nR : Type x\ninst✝ :...
[ 393, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 382, 1 ]