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start
list
Mathlib/Analysis/Normed/Field/Basic.lean
norm_pow_le'
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.131699\nγ : Type ?u.131702\nι : Type ?u.131705\ninst✝ : SeminormedRing α\na : α\nn : ℕ\nh : 0 < n\n⊢ ‖a ^ n‖ ≤ ‖a‖ ^ n", "tactic": "simpa only [NNReal.coe_pow, coe_nnnorm] using NNReal.coe_mono (nnnorm_pow_le' a h)" } ]
[ 377, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 376, 1 ]
Mathlib/Algebra/IndicatorFunction.lean
Set.indicator_smul_apply
[ { "state_after": "α : Type u_1\nβ : Type ?u.76600\nι : Type ?u.76603\nM : Type u_3\nN : Type ?u.76609\nA : Type u_2\ninst✝² : AddMonoid A\ninst✝¹ : Monoid M\ninst✝ : DistribMulAction M A\ns : Set α\nr : α → M\nf : α → A\nx : α\n⊢ (if x ∈ s then r x • f x else 0) = r x • if x ∈ s then f x else 0", "state_bef...
[ 496, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 492, 1 ]
Mathlib/RingTheory/FiniteType.lean
RingHom.FiniteType.of_finite
[]
[ 250, 51 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 249, 1 ]
Mathlib/Data/Multiset/Bind.lean
Multiset.mem_sigma
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.73832\nγ : Type ?u.73835\nδ : Type ?u.73838\nσ : α → Type u_2\na✝ : α\ns✝ : Multiset α\nt✝ : (a : α) → Multiset (σ a)\ns : Multiset α\nt : (a : α) → Multiset (σ a)\na : α\nb : σ a\n⊢ { fst := a, snd := b } ∈ Multiset.sigma s t ↔\n { ...
[ 352, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 351, 1 ]
Mathlib/MeasureTheory/Measure/AEDisjoint.lean
MeasureTheory.AEDisjoint.union_right_iff
[ { "state_after": "no goals", "state_before": "ι : Type ?u.7705\nα : Type u_1\nm : MeasurableSpace α\nμ : Measure α\ns t u v : Set α\n⊢ AEDisjoint μ s (t ∪ u) ↔ AEDisjoint μ s t ∧ AEDisjoint μ s u", "tactic": "simp [union_eq_iUnion, and_comm]" } ]
[ 114, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 113, 1 ]
Mathlib/CategoryTheory/Abelian/Generator.lean
CategoryTheory.Abelian.has_injective_coseparator
[ { "state_after": "C : Type u\ninst✝³ : Category C\ninst✝² : Abelian C\ninst✝¹ : HasLimits C\ninst✝ : EnoughInjectives C\nG : C\nhG : IsSeparator G\nthis : WellPowered C\n⊢ ∃ G, Injective G ∧ IsCoseparator G", "state_before": "C : Type u\ninst✝³ : Category C\ninst✝² : Abelian C\ninst✝¹ : HasLimits C\ninst✝ :...
[ 55, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 38, 1 ]
Mathlib/MeasureTheory/Constructions/BorelSpace/Basic.lean
Measurable.infEdist
[]
[ 1652, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1650, 1 ]
Mathlib/GroupTheory/Index.lean
Subgroup.index_iInf_ne_zero
[ { "state_after": "G : Type u_2\ninst✝¹ : Group G\nH K L : Subgroup G\nι : Type u_1\ninst✝ : Finite ι\nf : ι → Subgroup G\nhf : ∀ (i : ι), relindex (f i) ⊤ ≠ 0\n⊢ relindex (⨅ (i : ι), f i) ⊤ ≠ 0", "state_before": "G : Type u_2\ninst✝¹ : Group G\nH K L : Subgroup G\nι : Type u_1\ninst✝ : Finite ι\nf : ι → Sub...
[ 477, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 474, 1 ]
Mathlib/GroupTheory/Sylow.lean
Sylow.prime_pow_dvd_card_normalizer
[]
[ 588, 87 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 585, 1 ]
Mathlib/LinearAlgebra/TensorProduct.lean
TensorProduct.liftAux_tmul
[]
[ 456, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 455, 1 ]
Mathlib/Data/List/FinRange.lean
List.nodup_ofFn
[ { "state_after": "α✝ : Type u\nα : Type u_1\nn : ℕ\nf : Fin n → α\n⊢ Nodup (ofFn f) → Function.Injective f", "state_before": "α✝ : Type u\nα : Type u_1\nn : ℕ\nf : Fin n → α\n⊢ Nodup (ofFn f) ↔ Function.Injective f", "tactic": "refine' ⟨_, nodup_ofFn_ofInjective⟩" }, { "state_after": "case refin...
[ 71, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 63, 1 ]
Mathlib/Analysis/Normed/Group/Basic.lean
tendsto_norm'
[ { "state_after": "no goals", "state_before": "𝓕 : Type ?u.457116\n𝕜 : Type ?u.457119\nα : Type ?u.457122\nι : Type ?u.457125\nκ : Type ?u.457128\nE : Type u_1\nF : Type ?u.457134\nG : Type ?u.457137\ninst✝² : SeminormedGroup E\ninst✝¹ : SeminormedGroup F\ninst✝ : SeminormedGroup G\ns : Set E\na a₁ a₂ b b₁...
[ 1081, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1080, 1 ]
Mathlib/CategoryTheory/Idempotents/Basic.lean
CategoryTheory.Idempotents.isIdempotentComplete_iff_of_equivalence
[ { "state_after": "case mp\nC : Type u_4\ninst✝¹ : Category C\nD : Type u_1\ninst✝ : Category D\nε : C ≌ D\n⊢ IsIdempotentComplete C → IsIdempotentComplete D\n\ncase mpr\nC : Type u_4\ninst✝¹ : Category C\nD : Type u_1\ninst✝ : Category D\nε : C ≌ D\n⊢ IsIdempotentComplete D → IsIdempotentComplete C", "state...
[ 183, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 179, 1 ]
Mathlib/CategoryTheory/Abelian/Pseudoelements.lean
CategoryTheory.Abelian.Pseudoelement.ModuleCat.eq_range_of_pseudoequal
[ { "state_after": "case intro.intro.intro.intro.intro\nC : Type u\ninst✝³ : Category C\ninst✝² : Abelian C\ninst✝¹ : HasPullbacks C\nR : Type u_1\ninst✝ : CommRing R\nG : ModuleCat R\nx y : Over G\nP : ModuleCat R\np : P ⟶ x.left\nq : P ⟶ y.left\nhp : Epi p\nhq : Epi q\nH : p ≫ x.hom = q ≫ y.hom\n⊢ LinearMap.ran...
[ 495, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 482, 1 ]
Mathlib/MeasureTheory/Function/StronglyMeasurable/Basic.lean
MeasureTheory.StronglyMeasurable.const_mul
[]
[ 439, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 437, 1 ]
Mathlib/Analysis/Convex/Basic.lean
convex_Ioc
[]
[ 303, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 302, 1 ]
Mathlib/CategoryTheory/Limits/Opposites.lean
CategoryTheory.Limits.hasColimitsOfShape_of_hasLimitsOfShape_op
[]
[ 310, 58 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 308, 1 ]
Mathlib/Order/Cover.lean
Wcovby.of_image
[]
[ 117, 90 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 116, 1 ]
Mathlib/Data/Set/Function.lean
Set.LeftInvOn.eq
[]
[ 1030, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1029, 1 ]
Mathlib/Order/Heyting/Basic.lean
sdiff_le_sdiff
[]
[ 674, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 673, 1 ]
Mathlib/LinearAlgebra/AffineSpace/Midpoint.lean
midpoint_vadd_midpoint
[]
[ 98, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 96, 1 ]
Mathlib/Logic/Function/Basic.lean
Function.LeftInverse.eq_rightInverse
[ { "state_after": "no goals", "state_before": "α : Sort u_1\nβ : Sort u_2\nγ : Sort ?u.12071\nf✝ f : α → β\ng₁ g₂ : β → α\nh₁ : LeftInverse g₁ f\nh₂ : RightInverse g₂ f\n⊢ g₁ = g₁ ∘ f ∘ g₂", "tactic": "rw [h₂.comp_eq_id, comp.right_id]" }, { "state_after": "no goals", "state_before": "α : Sor...
[ 393, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 389, 1 ]
Mathlib/Order/Bounded.lean
Set.bounded_ge_inter_ge
[]
[ 417, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 415, 1 ]
Mathlib/GroupTheory/Subgroup/Basic.lean
MonoidHom.subgroupMap_surjective
[]
[ 3436, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 3434, 1 ]
Mathlib/MeasureTheory/Measure/Lebesgue/Complex.lean
Complex.volume_preserving_equiv_real_prod
[]
[ 52, 68 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 51, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/Kernels.lean
CategoryTheory.Limits.cokernelZeroIsoTarget_hom
[ { "state_after": "no goals", "state_before": "C : Type u\ninst✝² : Category C\ninst✝¹ : HasZeroMorphisms C\nX Y : C\nf : X ⟶ Y\ninst✝ : HasCokernel f\n⊢ 0 ≫ 𝟙 Y = 0", "tactic": "simp" }, { "state_after": "case h\nC : Type u\ninst✝² : Category C\ninst✝¹ : HasZeroMorphisms C\nX Y : C\nf : X ⟶ Y\n...
[ 807, 58 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 805, 1 ]
Mathlib/SetTheory/Cardinal/Cofinality.lean
RelIso.cof_eq
[]
[ 119, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 117, 1 ]
Mathlib/AlgebraicGeometry/PrimeSpectrum/Basic.lean
PrimeSpectrum.comap_comp
[]
[ 611, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 610, 1 ]
Mathlib/Data/QPF/Univariate/Basic.lean
Qpf.Fix.ind_rec
[ { "state_after": "case mk\nF : Type u → Type u\ninst✝ : Functor F\nq : Qpf F\nα : Type u\ng₁ g₂ : Fix F → α\nh : ∀ (x : F (Fix F)), g₁ <$> x = g₂ <$> x → g₁ (mk x) = g₂ (mk x)\n⊢ ∀ (a : PFunctor.W (P F)), g₁ (Quot.mk Setoid.r a) = g₂ (Quot.mk Setoid.r a)", "state_before": "F : Type u → Type u\ninst✝ : Funct...
[ 322, 11 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 312, 1 ]
Mathlib/Data/Set/Function.lean
Set.SurjOn.bijOn_subset
[ { "state_after": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.67762\nι : Sort ?u.67765\nπ : α → Type ?u.67770\ns s₁ s₂ : Set α\nt : Set β\nf : α → β\ninst✝ : Nonempty α\nh : SurjOn f s t\n⊢ MapsTo f (invFunOn f s '' t) t", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.67762\nι : Sort ?u.67765\nπ : α ...
[ 1278, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1275, 1 ]
Mathlib/Data/List/Card.lean
List.mem_of_mem_remove
[ { "state_after": "α : Type u_1\nβ : Sort ?u.19844\ninst✝¹ : DecidableEq α\ninst✝ : DecidableEq β\na b : α\nas : List α\nh : b ∈ as ∧ b ≠ a\n⊢ b ∈ as", "state_before": "α : Type u_1\nβ : Sort ?u.19844\ninst✝¹ : DecidableEq α\ninst✝ : DecidableEq β\na b : α\nas : List α\nh : b ∈ remove a as\n⊢ b ∈ as", "t...
[ 71, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 70, 1 ]
Mathlib/Algebra/Group/Basic.lean
div_eq_div_iff_mul_eq_mul
[ { "state_after": "α : Type ?u.75037\nβ : Type ?u.75040\nG : Type u_1\ninst✝ : CommGroup G\na b c d : G\n⊢ c * b = d * a ↔ a * d = c * b", "state_before": "α : Type ?u.75037\nβ : Type ?u.75040\nG : Type u_1\ninst✝ : CommGroup G\na b c d : G\n⊢ a / b = c / d ↔ a * d = c * b", "tactic": "rw [div_eq_iff_eq_...
[ 1020, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1018, 1 ]
Mathlib/Topology/Sets/Compacts.lean
TopologicalSpace.Compacts.carrier_eq_coe
[]
[ 76, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 75, 1 ]
Mathlib/FieldTheory/RatFunc.lean
RatFunc.eval_algebraMap
[ { "state_after": "no goals", "state_before": "K : Type u\ninst✝³ : Field K\nL : Type u_2\ninst✝² : Field L\nf : K →+* L\na : L\nS : Type u_1\ninst✝¹ : CommSemiring S\ninst✝ : Algebra S K[X]\np : S\n⊢ eval f a (↑(algebraMap S (RatFunc K)) p) = Polynomial.eval₂ f a (↑(algebraMap S K[X]) p)", "tactic": "si...
[ 1509, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1507, 1 ]
Mathlib/MeasureTheory/Function/Jacobian.lean
MeasureTheory.addHaar_image_le_lintegral_abs_det_fderiv
[ { "state_after": "E : Type u_1\nF : Type ?u.792702\ninst✝⁷ : NormedAddCommGroup E\ninst✝⁶ : NormedSpace ℝ E\ninst✝⁵ : FiniteDimensional ℝ E\ninst✝⁴ : NormedAddCommGroup F\ninst✝³ : NormedSpace ℝ F\ns : Set E\nf : E → E\nf' : E → E →L[ℝ] E\ninst✝² : MeasurableSpace E\ninst✝¹ : BorelSpace E\nμ : Measure E\ninst✝ ...
[ 934, 93 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 906, 1 ]
Mathlib/Data/Dfinsupp/Basic.lean
Dfinsupp.mapRange.addEquiv_refl
[]
[ 2202, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2200, 1 ]
Mathlib/Algebra/Lie/IdealOperations.lean
LieSubmodule.lie_mem_lie
[]
[ 115, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 114, 1 ]
Mathlib/Data/Finsupp/Defs.lean
Finsupp.single_apply_ne_zero
[ { "state_after": "no goals", "state_before": "α : Type u_2\nβ : Type ?u.51375\nγ : Type ?u.51378\nι : Type ?u.51381\nM : Type u_1\nM' : Type ?u.51387\nN : Type ?u.51390\nP : Type ?u.51393\nG : Type ?u.51396\nH : Type ?u.51399\nR : Type ?u.51402\nS : Type ?u.51405\ninst✝ : Zero M\na✝ a' : α\nb✝ : M\na x : α\...
[ 389, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 388, 1 ]
Mathlib/Order/CompleteLattice.lean
iSup_exists
[]
[ 1310, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1308, 1 ]
Mathlib/Algebra/Order/Ring/Lemmas.lean
le_of_mul_le_of_one_le_of_nonneg_left
[]
[ 941, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 939, 1 ]
Mathlib/Data/List/Lemmas.lean
List.foldl_range_subset_of_range_subset
[ { "state_after": "α : Type u_1\nβ : Type u_2\nγ : Type u_3\nf : α → β → α\ng : α → γ → α\nhfg : (Set.range fun a c => f c a) ⊆ Set.range fun b c => g c b\na : α\n⊢ (Set.range fun l => foldl f a l) ⊆ Set.range fun l => foldl g a l", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type u_3\nf : α → β → α\ng ...
[ 69, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 58, 1 ]
Mathlib/Data/Set/Pointwise/Interval.lean
Set.preimage_neg_Ici
[]
[ 134, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 133, 1 ]
Mathlib/Data/Finset/Basic.lean
Multiset.toFinset_eq
[]
[ 3128, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 3127, 1 ]
Mathlib/Algebra/Group/Basic.lean
mul_right_ne_self
[]
[ 195, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 195, 1 ]
Mathlib/Data/List/Chain.lean
List.Chain'.iff_mem
[]
[ 189, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 185, 1 ]
Mathlib/Analysis/Calculus/ContDiffDef.lean
iteratedFDeriv_succ_eq_comp_right
[ { "state_after": "case H\n𝕜 : Type u\ninst✝⁸ : NontriviallyNormedField 𝕜\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 : NormedAddCommGroup G\ninst✝² : NormedSpace 𝕜 G\nX : Type uX\ninst✝¹ : N...
[ 1618, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1614, 1 ]
Mathlib/Data/Set/Countable.lean
Set.Countable.of_subsingleton
[]
[ 241, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 240, 1 ]
Mathlib/CategoryTheory/Limits/HasLimits.lean
CategoryTheory.Limits.HasLimit.lift_isoOfNatIso_inv
[]
[ 374, 52 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 370, 1 ]
Mathlib/Computability/Language.lean
Language.nil_mem_kstar
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.36899\nγ : Type ?u.36902\nl✝ m : Language α\na b x : List α\nl : Language α\nx✝ : List α\nh : x✝ ∈ []\n⊢ x✝ ∈ l", "tactic": "contradiction" } ]
[ 133, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 132, 1 ]
Mathlib/RingTheory/Ideal/Basic.lean
Ring.exists_not_isUnit_of_not_isField
[ { "state_after": "α : Type u\nβ : Type v\nR : Type u_1\ninst✝¹ : CommSemiring R\ninst✝ : Nontrivial R\nhf : ¬IsField R\nthis : ¬∀ {a : R}, a ≠ 0 → ∃ b, a * b = 1\n⊢ ∃ x _hx, ¬IsUnit x", "state_before": "α : Type u\nβ : Type v\nR : Type u_1\ninst✝¹ : CommSemiring R\ninst✝ : Nontrivial R\nhf : ¬IsField R\n⊢ ∃...
[ 749, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 743, 1 ]
Mathlib/Topology/Connected.lean
IsPreconnected.constant_of_mapsTo
[ { "state_after": "α : Type u\nβ : Type v\nι : Type ?u.149420\nπ : ι → Type ?u.149425\ninst✝² : TopologicalSpace α\ns t u v : Set α\ninst✝¹ : TopologicalSpace β\nS : Set α\nhS : IsPreconnected S\nT : Set β\ninst✝ : DiscreteTopology ↑T\nf : α → β\nhc : ContinuousOn f S\nhTm : MapsTo f S T\nx y : α\nhx : x ∈ S\nhy...
[ 1613, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1608, 1 ]
Mathlib/MeasureTheory/Function/LpSpace.lean
MeasureTheory.Lp.memℒp_of_cauchy_tendsto
[ { "state_after": "α : Type u_2\nE : Type u_1\nF : Type ?u.8218613\nG : Type ?u.8218616\nm m0 : MeasurableSpace α\np : ℝ≥0∞\nq : ℝ\nμ ν : Measure α\ninst✝² : NormedAddCommGroup E\ninst✝¹ : NormedAddCommGroup F\ninst✝ : NormedAddCommGroup G\nhp : 1 ≤ p\nf : ℕ → α → E\nhf : ∀ (n : ℕ), Memℒp (f n) p\nf_lim : α → E\...
[ 1528, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1513, 1 ]
Mathlib/NumberTheory/PellMatiyasevic.lean
Pell.xy_modEq_of_modEq
[ { "state_after": "no goals", "state_before": "a b c : ℕ\na1 : 1 < a\nb1 : 1 < b\nh : a ≡ b [MOD c]\n⊢ xn a1 0 ≡ xn b1 0 [MOD c] ∧ yn a1 0 ≡ yn b1 0 [MOD c]", "tactic": "constructor <;> rfl" }, { "state_after": "a b c : ℕ\na1 : 1 < a\nb1 : 1 < b\nh : a ≡ b [MOD c]\n⊢ a ≡ b [MOD c] ∧ 1 ≡ 1 [MOD c]...
[ 838, 74 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 828, 1 ]
Mathlib/Algebra/Order/Hom/Monoid.lean
OrderMonoidHom.one_comp
[]
[ 493, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 492, 1 ]
Mathlib/Topology/UrysohnsBounded.lean
exists_bounded_mem_Icc_of_closed_of_le
[ { "state_after": "no goals", "state_before": "X : Type u_1\ninst✝¹ : TopologicalSpace X\ninst✝ : NormalSpace X\ns t : Set X\nhs : IsClosed s\nht : IsClosed t\nhd : Disjoint s t\na b : ℝ\nhle : a ≤ b\nf : X →ᵇ ℝ\nhfs : EqOn (↑f) 0 s\nhft : EqOn (↑f) 1 t\nhf01 : ∀ (x : X), ↑f x ∈ Icc 0 1\nx : X\nhx : x ∈ s\n⊢...
[ 59, 74 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 52, 1 ]
Mathlib/LinearAlgebra/Matrix/Basis.lean
Basis.toMatrix_reindex
[ { "state_after": "case a.h\nι : Type u_1\nι' : Type u_4\nκ : Type ?u.637514\nκ' : Type ?u.637517\nR : Type u_2\nM : Type u_3\ninst✝⁷ : CommSemiring R\ninst✝⁶ : AddCommMonoid M\ninst✝⁵ : Module R M\nR₂ : Type ?u.637710\nM₂ : Type ?u.637713\ninst✝⁴ : CommRing R₂\ninst✝³ : AddCommGroup M₂\ninst✝² : Module R₂ M₂\ne...
[ 271, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 267, 1 ]
Mathlib/RingTheory/Ideal/Basic.lean
Ideal.maximal_of_no_maximal
[ { "state_after": "α : Type u\nβ : Type v\ninst✝¹ : Semiring α\nI : Ideal α\na b : α\nR : Type u\ninst✝ : Semiring R\nP : Ideal R\nhmax : ∀ (m : Ideal R), P < m → ¬IsMaximal m\nJ : Ideal R\nhPJ : P < J\nhnonmax : ¬J = ⊤\n⊢ False", "state_before": "α : Type u\nβ : Type v\ninst✝¹ : Semiring α\nI : Ideal α\na b...
[ 358, 44 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 354, 1 ]
Mathlib/Topology/Maps.lean
Inducing.isOpen_iff
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.6214\nδ : Type ?u.6217\ninst✝³ : TopologicalSpace α\ninst✝² : TopologicalSpace β\ninst✝¹ : TopologicalSpace γ\ninst✝ : TopologicalSpace δ\nf : α → β\nhf : Inducing f\ns : Set α\n⊢ IsOpen s ↔ ∃ t, IsOpen t ∧ f ⁻¹' t = s", ...
[ 175, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 174, 1 ]
Mathlib/RingTheory/Coprime/Lemmas.lean
IsCoprime.prod_right
[ { "state_after": "no goals", "state_before": "R : Type u\nI : Type v\ninst✝ : CommSemiring R\nx y z : R\ns : I → R\nt : Finset I\n⊢ (∀ (i : I), i ∈ t → IsCoprime x (s i)) → IsCoprime x (∏ i in t, s i)", "tactic": "simpa only [isCoprime_comm] using IsCoprime.prod_left (R := R)" } ]
[ 61, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 60, 1 ]
Mathlib/Data/List/OfFn.lean
List.last_ofFn_succ
[]
[ 146, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 143, 1 ]
Mathlib/Topology/ContinuousFunction/Basic.lean
ContinuousMap.continuous
[]
[ 139, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 138, 11 ]
Mathlib/RingTheory/Ideal/Basic.lean
Ideal.sum_mem
[]
[ 80, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 78, 1 ]
Mathlib/LinearAlgebra/FreeModule/Basic.lean
Module.free_iff_set
[]
[ 66, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 64, 1 ]
Mathlib/Data/Polynomial/Reverse.lean
Polynomial.reflect_add
[ { "state_after": "case a\nR : Type u_1\ninst✝ : Semiring R\nf✝ f g : R[X]\nN n✝ : ℕ\n⊢ coeff (reflect N (f + g)) n✝ = coeff (reflect N f + reflect N g) n✝", "state_before": "R : Type u_1\ninst✝ : Semiring R\nf✝ f g : R[X]\nN : ℕ\n⊢ reflect N (f + g) = reflect N f + reflect N g", "tactic": "ext" }, {...
[ 137, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 135, 1 ]
Mathlib/Data/Real/ENNReal.lean
ENNReal.top_mul'
[ { "state_after": "no goals", "state_before": "α : Type ?u.84274\nβ : Type ?u.84277\na b c d : ℝ≥0∞\nr p q : ℝ≥0\n⊢ ⊤ * a = if a = 0 then 0 else ⊤", "tactic": "convert WithTop.top_mul' a" } ]
[ 555, 83 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 555, 1 ]
Mathlib/Topology/Order/Basic.lean
Ioo_subset_closure_interior
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nγ : Type w\ninst✝² : TopologicalSpace α\ninst✝¹ : LinearOrder α\ninst✝ : OrderClosedTopology α\na b : α\n⊢ Ioo a b ⊆ closure (interior (Ioo a b))", "tactic": "simp only [interior_Ioo, subset_closure]" } ]
[ 325, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 324, 1 ]
Mathlib/Order/Lattice.lean
inf_lt_of_right_lt
[]
[ 424, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 423, 1 ]
Mathlib/Algebra/Invertible.lean
invOf_neg
[ { "state_after": "no goals", "state_before": "α : Type u\ninst✝³ : Monoid α\ninst✝² : HasDistribNeg α\na : α\ninst✝¹ : Invertible a\ninst✝ : Invertible (-a)\n⊢ -a * -⅟a = 1", "tactic": "simp" } ]
[ 259, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 257, 1 ]
Mathlib/Topology/MetricSpace/Basic.lean
squeeze_zero'
[]
[ 1441, 74 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1439, 1 ]
Mathlib/Data/Set/Semiring.lean
Set.up_union
[]
[ 130, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 129, 1 ]
Mathlib/Algebra/Lie/Submodule.lean
LieSubmodule.mem_coe
[]
[ 110, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 109, 1 ]
Mathlib/Analysis/Calculus/ContDiffDef.lean
contDiff_one_iff_fderiv
[]
[ 1678, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1677, 1 ]
Mathlib/MeasureTheory/Constructions/Pi.lean
MeasureTheory.measurePreserving_funUnique
[ { "state_after": "ι : Type ?u.5846526\nι' : Type ?u.5846529\nα✝ : ι → Type ?u.5846534\ninst✝¹ : Fintype ι\nm✝ : (i : ι) → OuterMeasure (α✝ i)\nβ : Type u\nm : MeasurableSpace β\nμ : Measure β\nα : Type v\ninst✝ : Unique α\ne : (α → β) ≃ᵐ β := MeasurableEquiv.funUnique α β\n⊢ MeasurePreserving ↑e", "state_be...
[ 784, 60 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 775, 1 ]
Mathlib/SetTheory/Cardinal/Ordinal.lean
Cardinal.add_eq_max
[]
[ 732, 58 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 728, 1 ]
Mathlib/Order/Filter/FilterProduct.lean
Filter.Germ.coe_lt
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nφ : Ultrafilter α\ninst✝ : Preorder β\nf g : α → β\n⊢ ↑f < ↑g ↔ ∀* (x : α), f x < g x", "tactic": "simp only [lt_iff_le_not_le, eventually_and, coe_le, eventually_not, EventuallyLE]" } ]
[ 65, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 64, 1 ]
Mathlib/Analysis/Convex/Exposed.lean
IsExposed.isCompact
[]
[ 193, 72 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 191, 11 ]
Mathlib/Analysis/SpecialFunctions/Sqrt.lean
HasDerivAt.sqrt
[]
[ 91, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 89, 1 ]
Mathlib/Algebra/Opposites.lean
MulOpposite.unop_sub
[]
[ 314, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 313, 1 ]
Mathlib/Data/Set/Lattice.lean
Set.subset_sInter_iff
[]
[ 1067, 14 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1066, 1 ]
Mathlib/Data/Matrix/Basic.lean
Matrix.diag_list_sum
[]
[ 687, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 686, 1 ]
Mathlib/Data/Set/Intervals/OrdConnectedComponent.lean
Set.ordConnectedProj_eq
[ { "state_after": "case mp\nα : Type u_1\ninst✝ : LinearOrder α\ns t : Set α\nx✝ y✝ z : α\nx y : ↑s\nh : ordConnectedProj s x = ordConnectedProj s y\n⊢ [[↑x, ↑y]] ⊆ s\n\ncase mpr\nα : Type u_1\ninst✝ : LinearOrder α\ns t : Set α\nx✝ y✝ z : α\nx y : ↑s\nh : [[↑x, ↑y]] ⊆ s\n⊢ ordConnectedProj s x = ordConnectedPro...
[ 135, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 129, 1 ]
Mathlib/Analysis/NormedSpace/Multilinear.lean
ContinuousMultilinearMap.le_op_norm_mul_prod_of_le
[]
[ 449, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 446, 1 ]
Mathlib/Data/Finset/Powerset.lean
Finset.powersetLen_self
[ { "state_after": "case a\nα : Type u_1\ns✝ t s a✝ : Finset α\n⊢ a✝ ∈ powersetLen (card s) s ↔ a✝ ∈ {s}", "state_before": "α : Type u_1\ns✝ t s : Finset α\n⊢ powersetLen (card s) s = {s}", "tactic": "ext" }, { "state_after": "case a\nα : Type u_1\ns✝ t s a✝ : Finset α\n⊢ a✝ ⊆ s ∧ card a✝ = card s...
[ 277, 9 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 271, 1 ]
Mathlib/Algebra/Hom/NonUnitalAlg.lean
NonUnitalAlgHom.prod_fst_snd
[]
[ 362, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 361, 1 ]
Mathlib/NumberTheory/RamificationInertia.lean
Ideal.IsDedekindDomain.ramificationIdx_ne_zero
[ { "state_after": "R : Type u\ninst✝³ : CommRing R\nS : Type v\ninst✝² : CommRing S\nf : R →+* S\np : Ideal R\nP : Ideal S\ninst✝¹ : IsDomain S\ninst✝ : IsDedekindDomain S\nhp0 : map f p ≠ ⊥\nhP : IsPrime P\nle : map f p ≤ P\nhP0 : P ≠ ⊥\n⊢ ramificationIdx f p P ≠ 0", "state_before": "R : Type u\ninst✝³ : Co...
[ 175, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 165, 1 ]
Mathlib/Data/Sigma/Basic.lean
PSigma.subtype_ext_iff
[]
[ 262, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 260, 1 ]
Mathlib/ModelTheory/Satisfiability.lean
FirstOrder.Language.BoundedFormula.semanticallyEquivalent_not_not
[ { "state_after": "no goals", "state_before": "L : Language\nT : Theory L\nα : Type w\nn : ℕ\nφ ψ : BoundedFormula L α n\nM : Theory.ModelType T\nv : α → ↑M\nxs : Fin n → ↑M\n⊢ Realize (φ ⇔ ∼∼φ) v xs", "tactic": "simp" } ]
[ 523, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 522, 1 ]
Mathlib/Analysis/Asymptotics/SpecificAsymptotics.lean
Asymptotics.IsBigO.trans_tendsto_norm_atTop
[ { "state_after": "case intro.intro\n𝕜 : Type u_2\ninst✝ : NormedLinearOrderedField 𝕜\nα : Type u_1\nu v : α → 𝕜\nl : Filter α\nhuv : u =O[l] v\nhu : Tendsto (fun x => ‖u x‖) l atTop\nc : ℝ\nhc : 0 < c\nhcuv : IsBigOWith c l u v\n⊢ Tendsto (fun x => ‖v x‖) l atTop", "state_before": "𝕜 : Type u_2\ninst✝ :...
[ 97, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 91, 1 ]
Mathlib/Topology/Basic.lean
IsOpen.union
[ { "state_after": "α : Type u\nβ : Type v\nι : Sort w\na : α\ns s₁ s₂ t : Set α\np p₁ p₂ : α → Prop\ninst✝ : TopologicalSpace α\nh₁ : IsOpen s₁\nh₂ : IsOpen s₂\n⊢ IsOpen (⋃ (b : Bool), bif b then s₁ else s₂)", "state_before": "α : Type u\nβ : Type v\nι : Sort w\na : α\ns s₁ s₂ t : Set α\np p₁ p₂ : α → Prop\n...
[ 156, 74 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 155, 1 ]
Mathlib/CategoryTheory/Monad/Adjunction.lean
CategoryTheory.Monad.left_comparison
[]
[ 127, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 126, 1 ]
Mathlib/MeasureTheory/Function/SimpleFunc.lean
MeasureTheory.SimpleFunc.pair_preimage
[]
[ 422, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 420, 1 ]
Mathlib/Order/Filter/Basic.lean
Filter.eq_iInf_of_mem_iff_exists_mem
[]
[ 791, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 789, 1 ]
Mathlib/Analysis/BoxIntegral/Basic.lean
BoxIntegral.HasIntegral.of_mul
[ { "state_after": "ι : Type u\nE : Type v\nF : Type w\ninst✝⁴ : NormedAddCommGroup E\ninst✝³ : NormedSpace ℝ E\ninst✝² : NormedAddCommGroup F\ninst✝¹ : NormedSpace ℝ F\nI J : Box ι\nπ : TaggedPrepartition I\ninst✝ : Fintype ι\nl : IntegrationParams\nf g : (ι → ℝ) → E\nvol : ι →ᵇᵃ[⊤] E →L[ℝ] F\ny y' : F\na : ℝ\nh...
[ 212, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 205, 1 ]
Mathlib/Order/Hom/Lattice.lean
SupBotHom.cancel_left
[ { "state_after": "no goals", "state_before": "F : Type ?u.109835\nι : Type ?u.109838\nα : Type u_3\nβ : Type u_1\nγ : Type u_2\nδ : Type ?u.109850\ninst✝⁷ : Sup α\ninst✝⁶ : Bot α\ninst✝⁵ : Sup β\ninst✝⁴ : Bot β\ninst✝³ : Sup γ\ninst✝² : Bot γ\ninst✝¹ : Sup δ\ninst✝ : Bot δ\ng : SupBotHom β γ\nf₁ f₂ : SupBot...
[ 821, 91 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 819, 1 ]
Mathlib/Topology/Instances/Nat.lean
Nat.dist_cast_real
[]
[ 35, 68 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 35, 1 ]
Mathlib/Deprecated/Submonoid.lean
Additive.isAddSubmonoid_iff
[]
[ 71, 55 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 69, 1 ]
Std/Data/List/Lemmas.lean
List.infix_append'
[ { "state_after": "α : Type u_1\nl₁ l₂ l₃ : List α\n⊢ l₂ <:+: l₁ ++ l₂ ++ l₃", "state_before": "α : Type u_1\nl₁ l₂ l₃ : List α\n⊢ l₂ <:+: l₁ ++ (l₂ ++ l₃)", "tactic": "rw [← List.append_assoc]" }, { "state_after": "no goals", "state_before": "α : Type u_1\nl₁ l₂ l₃ : List α\n⊢ l₂ <:+: l₁ ++ ...
[ 1566, 47 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 1565, 9 ]
Mathlib/NumberTheory/ArithmeticFunction.lean
Nat.ArithmeticFunction.pow_apply
[ { "state_after": "case zero\nR : Type ?u.509735\nn : ℕ\n⊢ ↑(pow Nat.zero) n = if Nat.zero = 0 ∧ n = 0 then 0 else n ^ Nat.zero\n\ncase succ\nR : Type ?u.509735\nn n✝ : ℕ\n⊢ ↑(pow (succ n✝)) n = if succ n✝ = 0 ∧ n = 0 then 0 else n ^ succ n✝", "state_before": "R : Type ?u.509735\nk n : ℕ\n⊢ ↑(pow k) n = if k...
[ 766, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 762, 1 ]
Mathlib/Combinatorics/SimpleGraph/Connectivity.lean
SimpleGraph.Walk.IsPath.of_append_left
[ { "state_after": "V : Type u\nV' : Type v\nV'' : Type w\nG : SimpleGraph V\nG' : SimpleGraph V'\nG'' : SimpleGraph V''\nu v w : V\np : Walk G u v\nq : Walk G v w\n⊢ List.Nodup (support p ++ List.tail (support q)) → List.Nodup (support p)", "state_before": "V : Type u\nV' : Type v\nV'' : Type w\nG : SimpleGr...
[ 995, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 992, 1 ]
Mathlib/Analysis/Calculus/TangentCone.lean
uniqueDiffWithinAt_convex
[ { "state_after": "case intro\n𝕜 : Type ?u.165851\ninst✝⁶ : NontriviallyNormedField 𝕜\nE : Type ?u.165857\ninst✝⁵ : NormedAddCommGroup E\ninst✝⁴ : NormedSpace 𝕜 E\nF : Type ?u.165952\ninst✝³ : NormedAddCommGroup F\ninst✝² : NormedSpace 𝕜 F\nG : Type u_1\ninst✝¹ : NormedAddCommGroup G\ninst✝ : NormedSpace ℝ G...
[ 405, 64 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 393, 1 ]