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Mathlib/MeasureTheory/Group/Integration.lean
MeasureTheory.integral_inv_eq_self
[ { "state_after": "𝕜 : Type ?u.2501\nM : Type ?u.2504\nα : Type ?u.2507\nG : Type u_1\nE : Type u_2\nF : Type ?u.2516\ninst✝⁷ : MeasurableSpace G\ninst✝⁶ : NormedAddCommGroup E\ninst✝⁵ : NormedSpace ℝ E\ninst✝⁴ : CompleteSpace E\ninst✝³ : NormedAddCommGroup F\nμ✝ : Measure G\nf✝ : G → E\ng : G\ninst✝² : Group G...
[ 50, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 47, 1 ]
Mathlib/Data/Set/Lattice.lean
Set.image_iUnion
[ { "state_after": "case h\nα : Type u_1\nβ : Type u_2\nγ : Type ?u.195273\nι : Sort u_3\nι' : Sort ?u.195279\nι₂ : Sort ?u.195282\nκ : ι → Sort ?u.195287\nκ₁ : ι → Sort ?u.195292\nκ₂ : ι → Sort ?u.195297\nκ' : ι' → Sort ?u.195302\nf : α → β\ns : ι → Set α\nx : β\n⊢ (x ∈ f '' ⋃ (i : ι), s i) ↔ x ∈ ⋃ (i : ι), f ''...
[ 1656, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1652, 1 ]
Mathlib/Algebra/CharP/CharAndCard.lean
prime_dvd_char_iff_dvd_card
[ { "state_after": "R : Type u_1\ninst✝² : CommRing R\ninst✝¹ : Fintype R\np : ℕ\ninst✝ : Fact (Nat.Prime p)\nh : p ∣ Fintype.card R\n⊢ p ∣ ringChar R", "state_before": "R : Type u_1\ninst✝² : CommRing R\ninst✝¹ : Fintype R\np : ℕ\ninst✝ : Fact (Nat.Prime p)\n⊢ p ∣ ringChar R ↔ p ∣ Fintype.card R", "tacti...
[ 77, 99 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 61, 1 ]
Mathlib/RingTheory/Coprime/Basic.lean
IsCoprime.of_mul_right_left
[ { "state_after": "R : Type u\ninst✝ : CommSemiring R\nx y z : R\nH : IsCoprime (y * z) x\n⊢ IsCoprime y x", "state_before": "R : Type u\ninst✝ : CommSemiring R\nx y z : R\nH : IsCoprime x (y * z)\n⊢ IsCoprime x y", "tactic": "rw [isCoprime_comm] at H⊢" }, { "state_after": "no goals", "state_...
[ 141, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 139, 1 ]
Mathlib/Algebra/CubicDiscriminant.lean
Cubic.monic_of_d_eq_one
[ { "state_after": "no goals", "state_before": "R : Type u_1\nS : Type ?u.567669\nF : Type ?u.567672\nK : Type ?u.567675\nP Q : Cubic R\na b c d a' b' c' d' : R\ninst✝ : Semiring R\nha : P.a = 0\nhb : P.b = 0\nhc : P.c = 0\nhd : P.d = 1\n⊢ Monic (toPoly P)", "tactic": "rw [Monic, leadingCoeff_of_c_eq_zero...
[ 273, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 271, 1 ]
Mathlib/CategoryTheory/Abelian/Pseudoelements.lean
CategoryTheory.Abelian.Pseudoelement.zero_eq_zero'
[]
[ 231, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 229, 1 ]
Mathlib/Algebra/Algebra/Unitization.lean
Unitization.snd_one
[]
[ 365, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 364, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/Biproducts.lean
CategoryTheory.Limits.hasBiproductsOfShape_of_equiv
[]
[ 341, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 334, 1 ]
Mathlib/Data/ZMod/Basic.lean
ZMod.cast_zero
[ { "state_after": "n : ℕ\nR : Type u_1\ninst✝ : AddGroupWithOne R\n⊢ (match (motive := (x : ℕ) → ZMod x → R) n with\n | 0 => Int.cast\n | Nat.succ n => fun i => ↑(val i))\n 0 =\n 0", "state_before": "n : ℕ\nR : Type u_1\ninst✝ : AddGroupWithOne R\n⊢ ↑0 = 0", "tactic": "delta ZMod.cast" ...
[ 165, 9 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 161, 1 ]
Mathlib/CategoryTheory/Sites/Closed.lean
CategoryTheory.topologyOfClosureOperator_self
[ { "state_after": "case h.h.h\nC : Type u\ninst✝ : Category C\nJ₁ J₂ : GrothendieckTopology C\nX : C\nS : Sieve X\n⊢ S ∈\n GrothendieckTopology.sieves\n (topologyOfClosureOperator (GrothendieckTopology.closureOperator J₁)\n (_ :\n ∀ (X Y : C) (f : Y ⟶ X) (S : Sieve X),\n ...
[ 319, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 316, 1 ]
Mathlib/Topology/Algebra/Group/Basic.lean
subset_interior_smul_right
[]
[ 1234, 89 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1233, 1 ]
Mathlib/Deprecated/Subfield.lean
Field.closure_mono
[]
[ 147, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 146, 1 ]
Mathlib/Order/Heyting/Basic.lean
himp_triangle
[ { "state_after": "ι : Type ?u.75762\nα : Type u_1\nβ : Type ?u.75768\ninst✝ : GeneralizedHeytingAlgebra α\na✝ b✝ c✝ d a b c : α\n⊢ (a ⇨ b) ⊓ a ≤ (b ⇨ c) ⇨ c", "state_before": "ι : Type ?u.75762\nα : Type u_1\nβ : Type ?u.75768\ninst✝ : GeneralizedHeytingAlgebra α\na✝ b✝ c✝ d a b c : α\n⊢ (a ⇨ b) ⊓ (b ⇨ c) ≤...
[ 464, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 462, 1 ]
Mathlib/Data/Finmap.lean
Finmap.insert_entries_of_neg
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : α → Type v\ninst✝ : DecidableEq α\na : α\nb : β a\ns✝ : Finmap β\ns : AList β\nh : ¬a ∈ ⟦s⟧\n⊢ (insert a b ⟦s⟧).entries = { fst := a, snd := b } ::ₘ ⟦s⟧.entries", "tactic": "simp [AList.insert_entries_of_neg (mt mem_toFinmap.1 h), -insert_ent...
[ 492, 78 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 488, 1 ]
Mathlib/SetTheory/Ordinal/Arithmetic.lean
Ordinal.lsub_le
[]
[ 1596, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1595, 1 ]
Mathlib/Order/Hom/Basic.lean
WithTop.toDualBotEquiv_coe
[]
[ 1285, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1283, 1 ]
Mathlib/Analysis/SpecialFunctions/Pow/NNReal.lean
ENNReal.coe_rpow_of_nonneg
[ { "state_after": "case pos\nx : ℝ≥0\ny : ℝ\nh : 0 ≤ y\nhx : x = 0\n⊢ ↑x ^ y = ↑(x ^ y)\n\ncase neg\nx : ℝ≥0\ny : ℝ\nh : 0 ≤ y\nhx : ¬x = 0\n⊢ ↑x ^ y = ↑(x ^ y)", "state_before": "x : ℝ≥0\ny : ℝ\nh : 0 ≤ y\n⊢ ↑x ^ y = ↑(x ^ y)", "tactic": "by_cases hx : x = 0" }, { "state_after": "case pos.inl\nx...
[ 364, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 359, 1 ]
Mathlib/Analysis/Calculus/ContDiff.lean
ContinuousLinearMap.norm_iteratedFDerivWithin_le_of_bilinear_of_le_one
[ { "state_after": "𝕜 : Type u_1\ninst✝¹⁰ : NontriviallyNormedField 𝕜\nD : Type uD\ninst✝⁹ : NormedAddCommGroup D\ninst✝⁸ : NormedSpace 𝕜 D\nE : Type uE\ninst✝⁷ : NormedAddCommGroup E\ninst✝⁶ : NormedSpace 𝕜 E\nF : Type uF\ninst✝⁵ : NormedAddCommGroup F\ninst✝⁴ : NormedSpace 𝕜 F\nG : Type uG\ninst✝³ : Normed...
[ 2461, 13 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2453, 1 ]
Mathlib/RingTheory/IntegralClosure.lean
isIntegral_trans
[ { "state_after": "case intro.intro\nR : Type u_1\nA : Type u_2\nB : Type u_3\nS : Type ?u.1384892\nT : Type ?u.1384895\ninst✝⁸ : CommRing R\ninst✝⁷ : CommRing A\ninst✝⁶ : CommRing B\ninst✝⁵ : CommRing S\ninst✝⁴ : CommRing T\ninst✝³ : Algebra A B\ninst✝² : Algebra R B\nf : R →+* S\ng : S →+* T\ninst✝¹ : Algebra ...
[ 1009, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 998, 1 ]
Mathlib/Order/Lattice.lean
inf_lt_left_or_right
[]
[ 472, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 471, 1 ]
Mathlib/SetTheory/Cardinal/Basic.lean
Cardinal.power_pos
[]
[ 760, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 759, 1 ]
Mathlib/Data/Subtype.lean
Subtype.ext
[]
[ 69, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 68, 11 ]
Mathlib/Data/Sym/Sym2.lean
Sym2.inductionOn₂
[ { "state_after": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.3467\nf : Sym2 α → Sym2 β → Prop\ni : Sym2 α\nj : Sym2 β\nhf : ∀ (a₁ a₂ : α) (b₁ b₂ : β), f (Quotient.mk (Rel.setoid α) (a₁, a₂)) (Quotient.mk (Rel.setoid β) (b₁, b₂))\na₁ a₂ : α\nb₁ b₂ : β\n⊢ f (Quotient.mk (Rel.setoid α) (a₁, a₂)) (Quotient.mk (Rel.set...
[ 127, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 123, 11 ]
Mathlib/Computability/Reduce.lean
ManyOneDegree.add_of
[]
[ 487, 82 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 480, 1 ]
Mathlib/MeasureTheory/MeasurableSpace.lean
MeasurableSet.inf_eq_inter
[]
[ 1856, 93 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1856, 11 ]
Mathlib/Order/LiminfLimsup.lean
Filter.limsSup_le_of_le
[]
[ 429, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 426, 1 ]
Mathlib/Data/Polynomial/RingDivision.lean
Polynomial.Monic.comp_X_add_C
[ { "state_after": "R : Type u\nS : Type v\nT : Type w\na b : R\nn : ℕ\ninst✝¹ : CommRing R\ninst✝ : IsDomain R\np q : R[X]\nhp : Monic p\nr : R\nha : natDegree (X + ↑C r) = 0\n⊢ False", "state_before": "R : Type u\nS : Type v\nT : Type w\na b : R\nn : ℕ\ninst✝¹ : CommRing R\ninst✝ : IsDomain R\np q : R[X]\nh...
[ 835, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 832, 1 ]
Mathlib/Analysis/NormedSpace/OperatorNorm.lean
ContinuousLinearMap.bounds_nonempty
[]
[ 153, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 150, 1 ]
Mathlib/Algebra/Module/Submodule/Bilinear.lean
Submodule.map₂_bot_right
[ { "state_after": "ι : Sort uι\nR : Type u_1\nM : Type u_2\nN : Type u_4\nP : Type u_3\ninst✝⁶ : CommSemiring R\ninst✝⁵ : AddCommMonoid M\ninst✝⁴ : AddCommMonoid N\ninst✝³ : AddCommMonoid P\ninst✝² : Module R M\ninst✝¹ : Module R N\ninst✝ : Module R P\nf : M →ₗ[R] N →ₗ[R] P\np : Submodule R M\nm : M\n_hm : m ∈ p...
[ 89, 55 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 85, 1 ]
Mathlib/Data/Bool/Basic.lean
Bool.and_or_distrib_left
[ { "state_after": "no goals", "state_before": "a b c : Bool\n⊢ (a && (b || c)) = (a && b || a && c)", "tactic": "cases a <;> simp" } ]
[ 183, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 182, 1 ]
Mathlib/LinearAlgebra/AffineSpace/Midpoint.lean
AffineEquiv.pointReflection_midpoint_right
[ { "state_after": "no goals", "state_before": "R : Type u_3\nV : Type u_2\nV' : Type ?u.25882\nP : Type u_1\nP' : Type ?u.25888\ninst✝⁷ : Ring R\ninst✝⁶ : Invertible 2\ninst✝⁵ : AddCommGroup V\ninst✝⁴ : Module R V\ninst✝³ : AddTorsor V P\ninst✝² : AddCommGroup V'\ninst✝¹ : Module R V'\ninst✝ : AddTorsor V' P...
[ 83, 64 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 81, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/Biproducts.lean
CategoryTheory.Limits.biproduct.toSubtype_fromSubtype
[ { "state_after": "case w\nJ : Type w\nC : Type u\ninst✝⁴ : Category C\ninst✝³ : HasZeroMorphisms C\nf : J → C\ninst✝² : HasBiproduct f\np : J → Prop\ninst✝¹ : HasBiproduct (Subtype.restrict p f)\ninst✝ : DecidablePred p\ni : J\n⊢ ι f i ≫ toSubtype f p ≫ fromSubtype f p = ι f i ≫ map fun j => if p j then 𝟙 (f j...
[ 664, 13 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 658, 1 ]
Mathlib/Data/Matrix/Notation.lean
Matrix.cons_val'
[ { "state_after": "no goals", "state_before": "α : Type u\no n m : ℕ\nm' : Type uₘ\nn' : Type uₙ\no' : Type uₒ\na b : ℕ\nv : n' → α\nB : Fin m → n' → α\ni : Fin (Nat.succ m)\nj : n'\n⊢ vecCons v B i j = vecCons (v j) (fun i => B i j) i", "tactic": "refine' Fin.cases _ _ i <;> simp" } ]
[ 122, 94 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 121, 1 ]
Mathlib/SetTheory/Ordinal/Arithmetic.lean
Ordinal.lift_mul
[]
[ 701, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 696, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/Pullbacks.lean
CategoryTheory.Limits.hasPushout_of_right_iso
[]
[ 1889, 46 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1888, 1 ]
Mathlib/Topology/UniformSpace/Basic.lean
comp_le_uniformity3
[]
[ 576, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 574, 1 ]
Mathlib/Order/ConditionallyCompleteLattice/Basic.lean
ciSup_false
[]
[ 1024, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1023, 1 ]
Mathlib/Topology/MetricSpace/HausdorffDistance.lean
Metric.hausdorffDist_closure₁
[ { "state_after": "no goals", "state_before": "ι : Sort ?u.86576\nα : Type u\nβ : Type v\ninst✝¹ : PseudoMetricSpace α\ninst✝ : PseudoMetricSpace β\ns t u : Set α\nx y : α\nΦ : α → β\n⊢ hausdorffDist (closure s) t = hausdorffDist s t", "tactic": "simp [hausdorffDist]" } ]
[ 863, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 862, 1 ]
Mathlib/RingTheory/Subsemiring/Pointwise.lean
Subsemiring.mem_pointwise_smul_iff_inv_smul_mem
[]
[ 113, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 111, 1 ]
Mathlib/Data/Finset/Option.lean
Finset.eraseNone_inter
[ { "state_after": "case a\nα : Type u_1\nβ : Type ?u.12137\ninst✝¹ : DecidableEq (Option α)\ninst✝ : DecidableEq α\ns t : Finset (Option α)\na✝ : α\n⊢ a✝ ∈ ↑eraseNone (s ∩ t) ↔ a✝ ∈ ↑eraseNone s ∩ ↑eraseNone t", "state_before": "α : Type u_1\nβ : Type ?u.12137\ninst✝¹ : DecidableEq (Option α)\ninst✝ : Decida...
[ 130, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 127, 1 ]
Mathlib/RingTheory/DedekindDomain/Ideal.lean
Ideal.eq_prime_pow_of_succ_lt_of_le
[ { "state_after": "R : Type ?u.810058\nA : Type u_1\nK : Type ?u.810064\ninst✝⁶ : CommRing R\ninst✝⁵ : CommRing A\ninst✝⁴ : Field K\ninst✝³ : IsDomain A\ninst✝² : IsDedekindDomain A\ninst✝¹ : Algebra A K\ninst✝ : IsFractionRing A K\nP I : Ideal A\nP_prime : IsPrime P\nhP : P ≠ ⊥\ni : ℕ\nhlt : P ^ (i + 1) < I\nhl...
[ 766, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 753, 1 ]
Mathlib/GroupTheory/Perm/Cycle/Type.lean
Equiv.Perm.cycleType_eq_zero
[ { "state_after": "no goals", "state_before": "α : Type u_1\ninst✝¹ : Fintype α\ninst✝ : DecidableEq α\nσ : Perm α\n⊢ cycleType σ = 0 ↔ σ = 1", "tactic": "simp [cycleType_def, cycleFactorsFinset_eq_empty_iff]" } ]
[ 82, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 81, 1 ]
Std/Data/List/Lemmas.lean
List.replicate_sublist_replicate
[ { "state_after": "case refine_1\nα : Type u_1\nm n : Nat\na : α\nh : replicate m a <+ replicate n a\n⊢ m ≤ n\n\ncase refine_2\nα : Type u_1\nm n : Nat\na : α\nh : m ≤ n\n⊢ replicate m a <+ replicate n a", "state_before": "α : Type u_1\nm n : Nat\na : α\n⊢ replicate m a <+ replicate n a ↔ m ≤ n", "tactic...
[ 434, 48 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 428, 9 ]
Mathlib/MeasureTheory/Measure/MeasureSpaceDef.lean
MeasureTheory.measure_union_le
[]
[ 295, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 294, 1 ]
Mathlib/Order/ConditionallyCompleteLattice/Basic.lean
sInf_eq_argmin_on
[]
[ 970, 77 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 968, 1 ]
Std/Logic.lean
forall_eq
[]
[ 448, 47 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 447, 9 ]
Mathlib/Analysis/Convex/Join.lean
convexJoin_mono_right
[]
[ 58, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 57, 1 ]
Mathlib/Analysis/Calculus/FDerivMeasurable.lean
FDerivMeasurableAux.isOpen_b
[ { "state_after": "𝕜 : Type u_3\ninst✝⁴ : NontriviallyNormedField 𝕜\nE : Type u_2\ninst✝³ : NormedAddCommGroup E\ninst✝² : NormedSpace 𝕜 E\nF : Type u_1\ninst✝¹ : NormedAddCommGroup F\ninst✝ : NormedSpace 𝕜 F\nf : E → F\nK✝ K : Set (E →L[𝕜] F)\nr s ε : ℝ\n⊢ IsOpen (⋃ (L : E →L[𝕜] F) (_ : L ∈ K), A f L r ε ...
[ 150, 94 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 146, 1 ]
Mathlib/Computability/Primrec.lean
Primrec.vector_ofFn'
[]
[ 1333, 11 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1332, 1 ]
Mathlib/Data/Real/Hyperreal.lean
Hyperreal.infinitesimal_epsilon
[]
[ 719, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 718, 1 ]
Mathlib/Data/IsROrC/Basic.lean
IsROrC.norm_natCast
[ { "state_after": "K : Type u_1\nE : Type ?u.6572189\ninst✝ : IsROrC K\nn : ℕ\n⊢ ‖↑↑n‖ = ↑n", "state_before": "K : Type u_1\nE : Type ?u.6572189\ninst✝ : IsROrC K\nn : ℕ\n⊢ ‖↑n‖ = ↑n", "tactic": "rw [← ofReal_natCast]" }, { "state_after": "no goals", "state_before": "K : Type u_1\nE : Type ?u...
[ 698, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 696, 1 ]
Mathlib/Order/Filter/Bases.lean
Filter.HasBasis.to_subset
[]
[ 363, 52 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 361, 1 ]
Mathlib/Analysis/Calculus/Deriv/Basic.lean
hasDerivWithinAt_iff_hasFDerivWithinAt
[]
[ 180, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 178, 1 ]
Mathlib/Order/Hom/Basic.lean
OrderIso.refl_trans
[ { "state_after": "case h.h\nF : Type ?u.82823\nα : Type u_1\nβ : Type u_2\nγ : Type ?u.82832\nδ : Type ?u.82835\ninst✝² : LE α\ninst✝¹ : LE β\ninst✝ : LE γ\ne : α ≃o β\nx : α\n⊢ ↑(trans (refl α) e) x = ↑e x", "state_before": "F : Type ?u.82823\nα : Type u_1\nβ : Type u_2\nγ : Type ?u.82832\nδ : Type ?u.8283...
[ 912, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 910, 1 ]
Mathlib/Analysis/Normed/Field/Basic.lean
NNReal.norm_eq
[ { "state_after": "no goals", "state_before": "α : Type ?u.382178\nβ : Type ?u.382181\nγ : Type ?u.382184\nι : Type ?u.382187\nx : ℝ≥0\n⊢ ‖↑x‖ = ↑x", "tactic": "rw [Real.norm_eq_abs, x.abs_eq]" } ]
[ 829, 80 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 829, 1 ]
Mathlib/Topology/MetricSpace/IsometricSMul.lean
isometry_mul_left
[]
[ 96, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 94, 1 ]
Mathlib/Topology/Instances/ENNReal.lean
ENNReal.continuous_mul_const
[]
[ 416, 84 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 415, 11 ]
Mathlib/Order/Filter/AtTopBot.lean
Filter.tendsto_atBot_of_add_bdd_below_right'
[]
[ 747, 77 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 744, 1 ]
Mathlib/Algebra/Lie/Submodule.lean
LieIdeal.topEquiv_apply
[]
[ 1284, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1283, 1 ]
Mathlib/Analysis/BoxIntegral/Partition/Tagged.lean
BoxIntegral.TaggedPrepartition.forall_mem_single
[ { "state_after": "no goals", "state_before": "ι : Type u_1\nI J : Box ι\nπ π₁ π₂ : TaggedPrepartition I\nx : ι → ℝ\nr r₁ r₂ : (ι → ℝ) → ↑(Ioi 0)\np : (ι → ℝ) → Box ι → Prop\nhJ : J ≤ I\nh : x ∈ ↑Box.Icc I\n⊢ (∀ (J' : Box ι), J' ∈ single I J hJ x h → p (tag (single I J hJ x h) J') J') ↔ p x J", "tactic":...
[ 318, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 317, 1 ]
Mathlib/Topology/Instances/EReal.lean
EReal.continuousAt_add_top_coe
[ { "state_after": "α : Type ?u.18602\ninst✝ : TopologicalSpace α\na : ℝ\n⊢ ∀ (x : ℝ), ∀ᶠ (a : EReal × EReal) in 𝓝 (⊤, ↑a), ↑x < a.fst + a.snd", "state_before": "α : Type ?u.18602\ninst✝ : TopologicalSpace α\na : ℝ\n⊢ ContinuousAt (fun p => p.fst + p.snd) (⊤, ↑a)", "tactic": "simp only [ContinuousAt, ten...
[ 189, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 184, 1 ]
Mathlib/Topology/MetricSpace/EMetricSpace.lean
MulOpposite.edist_unop
[]
[ 423, 77 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 423, 1 ]
Mathlib/Order/SuccPred/Basic.lean
Order.succ_eq_iInf
[ { "state_after": "α : Type u_1\ninst✝¹ : CompleteLattice α\ninst✝ : SuccOrder α\na : α\n⊢ (⨅ (b : α) (_ : a < b), b) ≤ succ a", "state_before": "α : Type u_1\ninst✝¹ : CompleteLattice α\ninst✝ : SuccOrder α\na : α\n⊢ succ a = ⨅ (b : α) (_ : a < b), b", "tactic": "refine' le_antisymm (le_iInf fun b => le...
[ 582, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 577, 1 ]
src/lean/Init/Core.lean
Eq.propIntro
[]
[ 1145, 29 ]
d5348dfac847a56a4595fb6230fd0708dcb4e7e9
https://github.com/leanprover/lean4
[ 1144, 1 ]
Mathlib/Algebra/Category/GroupCat/Colimits.lean
AddCommGroupCat.Colimits.quot_zero
[]
[ 178, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 177, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/Pullbacks.lean
CategoryTheory.Limits.cospanCompIso_inv_app_right
[]
[ 323, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 322, 1 ]
Mathlib/Logic/Equiv/LocalEquiv.lean
LocalEquiv.trans_target
[]
[ 727, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 726, 1 ]
Mathlib/Data/Complex/Exponential.lean
Complex.cosh_add
[ { "state_after": "x y : ℂ\n⊢ (exp x + exp (-x)) * (exp y + exp (-y)) + (exp x - exp (-x)) * (exp y - exp (-y)) =\n 2 * (exp x * exp y + exp (-x) * exp (-y))", "state_before": "x y : ℂ\n⊢ cosh (x + y) = cosh x * cosh y + sinh x * sinh y", "tactic": "rw [← mul_right_inj' (two_ne_zero' ℂ), two_cosh, exp...
[ 633, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 629, 1 ]
Mathlib/Data/IsROrC/Basic.lean
IsROrC.ofReal_bit1
[]
[ 221, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 220, 1 ]
Mathlib/MeasureTheory/Integral/Bochner.lean
MeasureTheory.L1.SimpleFunc.coe_negPart
[]
[ 501, 99 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 501, 1 ]
Mathlib/Analysis/NormedSpace/CompactOperator.lean
compactOperator_topologicalClosure
[]
[ 445, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 439, 1 ]
Mathlib/Data/Matrix/Reflection.lean
Matrix.etaExpand_eq
[ { "state_after": "no goals", "state_before": "l m✝ n✝ : ℕ\nα : Type u_1\nβ : Type ?u.58966\nm n : ℕ\nA : Matrix (Fin m) (Fin n) α\n⊢ etaExpand A = A", "tactic": "simp_rw [etaExpand, FinVec.etaExpand_eq, Matrix.of, Equiv.refl_apply]" } ]
[ 236, 72 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 235, 1 ]
Mathlib/Order/LocallyFinite.lean
Iic_toDual
[]
[ 902, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 901, 1 ]
Mathlib/RingTheory/Localization/Basic.lean
IsLocalization.injective
[ { "state_after": "R : Type u_1\ninst✝⁴ : CommRing R\nM : Submonoid R\nS : Type u_2\ninst✝³ : CommRing S\ninst✝² : Algebra R S\nP : Type ?u.3022378\ninst✝¹ : CommRing P\nK : Type ?u.3022384\ninst✝ : IsLocalization M S\nhM : M ≤ nonZeroDivisors R\n⊢ ∀ (a : R), ↑(algebraMap R S) a = 0 → a = 0", "state_before":...
[ 1175, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1172, 11 ]
Mathlib/Data/Set/Basic.lean
Set.sep_empty
[]
[ 1454, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1453, 1 ]
Mathlib/Logic/Function/Basic.lean
Function.update_comm
[ { "state_after": "case h\nα✝ : Sort u\nβ✝ : α✝ → Sort v\nα' : Sort w\ninst✝² : DecidableEq α✝\ninst✝¹ : DecidableEq α'\nf✝ g : (a : α✝) → β✝ a\na✝ : α✝\nb✝ : β✝ a✝\nα : Sort u_1\ninst✝ : DecidableEq α\nβ : α → Sort u_2\na b : α\nh : a ≠ b\nv : β a\nw : β b\nf : (a : α) → β a\nc : α\n⊢ update (update f a v) b w ...
[ 675, 44 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 666, 1 ]
Mathlib/InformationTheory/Hamming.lean
hammingDist_triangle_left
[ { "state_after": "α : Type ?u.5285\nι : Type u_1\nβ : ι → Type u_2\ninst✝² : Fintype ι\ninst✝¹ : (i : ι) → DecidableEq (β i)\nγ : ι → Type ?u.5317\ninst✝ : (i : ι) → DecidableEq (γ i)\nx y z : (i : ι) → β i\n⊢ hammingDist x y ≤ hammingDist x z + hammingDist z y", "state_before": "α : Type ?u.5285\nι : Type ...
[ 78, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 75, 1 ]
Mathlib/Order/Filter/Extr.lean
IsMinOn.inter
[]
[ 297, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 296, 1 ]
Mathlib/GroupTheory/Finiteness.lean
Subgroup.fg_iff_submonoid_fg
[ { "state_after": "case mp\nM : Type ?u.69638\nN : Type ?u.69641\ninst✝³ : Monoid M\ninst✝² : AddMonoid N\nG : Type u_1\nH : Type ?u.69653\ninst✝¹ : Group G\ninst✝ : AddGroup H\nP : Subgroup G\n⊢ FG P → Submonoid.FG P.toSubmonoid\n\ncase mpr\nM : Type ?u.69638\nN : Type ?u.69641\ninst✝³ : Monoid M\ninst✝² : AddM...
[ 261, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 250, 1 ]
Mathlib/RingTheory/DedekindDomain/Ideal.lean
idealFactorsEquivOfQuotEquiv_symm
[]
[ 1118, 87 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1117, 1 ]
Mathlib/Computability/TMToPartrec.lean
Turing.ToPartrec.Code.fix_eval
[ { "state_after": "no goals", "state_before": "f : Code\n⊢ eval (fix f) =\n PFun.fix fun v =>\n Part.map (fun v => if List.headI v = 0 then Sum.inl (List.tail v) else Sum.inr (List.tail v)) (eval f v)", "tactic": "simp [eval]" } ]
[ 169, 14 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 166, 1 ]
Mathlib/Data/List/Basic.lean
List.drop_drop
[ { "state_after": "no goals", "state_before": "ι : Type ?u.216866\nα : Type u\nβ : Type v\nγ : Type w\nδ : Type x\nl₁ l₂ : List α\nn m : ℕ\n⊢ drop n (drop m []) = drop (n + m) []", "tactic": "simp" }, { "state_after": "no goals", "state_before": "ι : Type ?u.216866\nα : Type u\nβ : Type v\nγ ...
[ 2254, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2247, 1 ]
Mathlib/Data/Prod/PProd.lean
Function.Injective.pprod_map
[]
[ 53, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 49, 1 ]
Mathlib/Topology/ContinuousFunction/Algebra.lean
Subalgebra.separatesPoints_monotone
[ { "state_after": "case intro.intro\nα : Type u_1\ninst✝⁹ : TopologicalSpace α\nR : Type u_3\ninst✝⁸ : CommSemiring R\nA : Type u_2\ninst✝⁷ : TopologicalSpace A\ninst✝⁶ : Semiring A\ninst✝⁵ : Algebra R A\ninst✝⁴ : TopologicalSemiring A\nA₂ : Type ?u.1479689\ninst✝³ : TopologicalSpace A₂\ninst✝² : Semiring A₂\nin...
[ 792, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 788, 1 ]
Mathlib/LinearAlgebra/QuadraticForm/Basic.lean
QuadraticForm.polar_smul_left
[ { "state_after": "case intro\nS : Type ?u.150446\nR : Type u_1\nR₁ : Type ?u.150452\nM : Type u_2\ninst✝³ : Ring R\ninst✝² : CommRing R₁\ninst✝¹ : AddCommGroup M\ninst✝ : Module R M\nQ : QuadraticForm R M\na : R\nx y : M\nB : BilinForm R M\nh : ∀ (x y : M), ↑Q (x + y) = ↑Q x + ↑Q y + BilinForm.bilin B x y\n⊢ po...
[ 273, 80 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 271, 1 ]
Mathlib/Order/Ideal.lean
Order.Ideal.coe_inf
[]
[ 413, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 412, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/Biproducts.lean
CategoryTheory.Limits.biproduct.ι_map
[ { "state_after": "J : Type w\nC : Type u\ninst✝³ : Category C\ninst✝² : HasZeroMorphisms C\nf g : J → C\ninst✝¹ : HasBiproduct f\ninst✝ : HasBiproduct g\np : (j : J) → f j ⟶ g j\nj : J\n⊢ ι f j ≫ map' p = p j ≫ ι g j", "state_before": "J : Type w\nC : Type u\ninst✝³ : Category C\ninst✝² : HasZeroMorphisms C...
[ 536, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 531, 1 ]
Mathlib/AlgebraicTopology/DoldKan/PInfty.lean
AlgebraicTopology.DoldKan.QInfty_f_idem
[]
[ 120, 15 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 119, 1 ]
Mathlib/FieldTheory/RatFunc.lean
RatFunc.coe_one
[]
[ 1706, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1705, 1 ]
Mathlib/RingTheory/RootsOfUnity/Basic.lean
rootsOfUnityEquivNthRoots_symm_apply
[]
[ 231, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 229, 1 ]
Mathlib/SetTheory/Cardinal/Finite.lean
Nat.card_plift
[]
[ 113, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 112, 1 ]
Mathlib/GroupTheory/Subgroup/Finite.lean
Subgroup.pi_mem_of_mulSingle_mem
[ { "state_after": "case intro\nG : Type ?u.35743\ninst✝⁴ : Group G\nA : Type ?u.35749\ninst✝³ : AddGroup A\nη : Type u_1\nf : η → Type u_2\ninst✝² : (i : η) → Group (f i)\ninst✝¹ : Finite η\ninst✝ : DecidableEq η\nH : Subgroup ((i : η) → f i)\nx : (i : η) → f i\nh : ∀ (i : η), Pi.mulSingle i (x i) ∈ H\nval✝ : Fi...
[ 226, 75 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 223, 1 ]
Mathlib/Data/Nat/GCD/Basic.lean
Nat.coprime_pow_left_iff
[ { "state_after": "case intro\na b n : ℕ\nhn : 0 < succ n\n⊢ coprime (a ^ succ n) b ↔ coprime a b", "state_before": "n : ℕ\nhn : 0 < n\na b : ℕ\n⊢ coprime (a ^ n) b ↔ coprime a b", "tactic": "obtain ⟨n, rfl⟩ := exists_eq_succ_of_ne_zero hn.ne'" }, { "state_after": "case intro\na b n : ℕ\nhn : 0 <...
[ 197, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 193, 1 ]
Mathlib/Analysis/NormedSpace/BoundedLinearMaps.lean
isBoundedBilinearMap_comp
[]
[ 454, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 452, 1 ]
Mathlib/Algebra/BigOperators/Order.lean
Finset.prod_eq_one_iff_of_one_le'
[ { "state_after": "no goals", "state_before": "ι : Type u_1\nα : Type ?u.27020\nβ : Type ?u.27023\nM : Type ?u.27026\nN : Type u_2\nG : Type ?u.27032\nk : Type ?u.27035\nR : Type ?u.27038\ninst✝¹ : CommMonoid M\ninst✝ : OrderedCommMonoid N\nf g : ι → N\ns t : Finset ι\n⊢ (∀ (i : ι), i ∈ s → 1 ≤ f i) → (∏ i i...
[ 193, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 185, 1 ]
Mathlib/CategoryTheory/Limits/HasLimits.lean
CategoryTheory.Limits.HasColimit.isoOfNatIso_inv_desc
[]
[ 936, 51 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 932, 1 ]
Mathlib/Order/WithBot.lean
WithBot.ofDual_apply_bot
[]
[ 939, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 938, 1 ]
Mathlib/Data/Prod/Basic.lean
Prod.fst_comp_mk
[]
[ 57, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 56, 1 ]
Mathlib/Logic/Equiv/Basic.lean
Equiv.isEmpty
[]
[ 1068, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1067, 11 ]
Mathlib/Data/Set/NAry.lean
Set.image_image2_antidistrib_right
[ { "state_after": "no goals", "state_before": "α : Type u_3\nα' : Type u_5\nβ : Type u_4\nβ' : Type ?u.48235\nγ : Type u_2\nγ' : Type ?u.48241\nδ : Type u_1\nδ' : Type ?u.48247\nε : Type ?u.48250\nε' : Type ?u.48253\nζ : Type ?u.48256\nζ' : Type ?u.48259\nν : Type ?u.48262\nf f'✝ : α → β → γ\ng✝ g'✝ : α → β ...
[ 415, 70 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 412, 1 ]