file_path
stringlengths
11
79
full_name
stringlengths
2
100
traced_tactics
list
end
list
commit
stringclasses
4 values
url
stringclasses
4 values
start
list
Mathlib/RingTheory/HahnSeries.lean
HahnSeries.SummableFamily.coe_sub
[]
[ 1559, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1558, 1 ]
Mathlib/LinearAlgebra/Basis.lean
Basis.mapCoeffs_apply
[ { "state_after": "ι : Type u_2\nι' : Type ?u.297290\nR : Type u_4\nR₂ : Type ?u.297296\nK : Type ?u.297299\nM : Type u_1\nM' : Type ?u.297305\nM'' : Type ?u.297308\nV : Type u\nV' : Type ?u.297313\ninst✝⁶ : Semiring R\ninst✝⁵ : AddCommMonoid M\ninst✝⁴ : Module R M\ninst✝³ : AddCommMonoid M'\ninst✝² : Module R M...
[ 399, 9 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 388, 1 ]
Mathlib/CategoryTheory/Category/Bipointed.lean
Bipointed.coe_of
[]
[ 53, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 52, 1 ]
Mathlib/Combinatorics/SimpleGraph/Connectivity.lean
SimpleGraph.Walk.count_edges_takeUntil_le_one
[ { "state_after": "case nil\nV : Type u\nV' : Type v\nV'' : Type w\nG : SimpleGraph V\nG' : SimpleGraph V'\nG'' : SimpleGraph V''\ninst✝ : DecidableEq V\nu v w : V\np : Walk G v w\nh✝ : u ∈ support p\nx u' : V\nh : u ∈ support nil\n⊢ List.count (Quotient.mk (Sym2.Rel.setoid V) (u, x)) (edges (takeUntil nil u h))...
[ 1114, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1096, 1 ]
Mathlib/Algebra/GCDMonoid/Div.lean
Finset.Polynomial.gcd_div_eq_one
[ { "state_after": "case intro.intro\nK : Type u_2\ninst✝ : Field K\nβ : Type u_1\nf : β → Polynomial K\ns : Finset β\nx : β\nhx : x ∈ s\nhfz : f x ≠ 0\ng : β → Polynomial K\nhe : ∀ (b : β), b ∈ s → f b = gcd s f * g b\nhg : gcd s g = 1\n⊢ (gcd s fun b => f b / gcd s f) = 1", "state_before": "K : Type u_2\nin...
[ 89, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 84, 1 ]
Mathlib/CategoryTheory/Monad/Algebra.lean
CategoryTheory.Monad.algebra_epi_of_epi
[]
[ 229, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 228, 1 ]
Mathlib/Data/Int/Basic.lean
Int.coe_nat_div
[]
[ 231, 84 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 231, 20 ]
Mathlib/Data/Nat/Totient.lean
Nat.Ico_filter_coprime_le
[ { "state_after": "a k n : ℕ\na_pos : 0 < a\n⊢ card (filter (coprime a) (Ico k (k + (n % a + a * (n / a))))) ≤ φ a * (n / a + 1)", "state_before": "a k n : ℕ\na_pos : 0 < a\n⊢ card (filter (coprime a) (Ico k (k + n))) ≤ φ a * (n / a + 1)", "tactic": "conv_lhs => rw [← Nat.mod_add_div n a]" }, { "...
[ 110, 81 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 85, 1 ]
Mathlib/RepresentationTheory/Action.lean
Action.leftUnitor_inv_hom
[ { "state_after": "V : Type (u + 1)\ninst✝¹ : LargeCategory V\nG : MonCat\ninst✝ : MonoidalCategory V\nX : Action V G\n⊢ 𝟙 X.V ≫ (λ_ X.V).inv ≫ (𝟙 (𝟙_ V) ⊗ 𝟙 X.V) = (λ_ X.V).inv", "state_before": "V : Type (u + 1)\ninst✝¹ : LargeCategory V\nG : MonCat\ninst✝ : MonoidalCategory V\nX : Action V G\n⊢ (λ_ X)...
[ 536, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 534, 1 ]
Mathlib/Topology/UniformSpace/UniformConvergence.lean
tendstoUniformlyOn_singleton_iff_tendsto
[ { "state_after": "α : Type u\nβ : Type v\nγ : Type w\nι : Type x\ninst✝ : UniformSpace β\nF : ι → α → β\nf : α → β\ns s' : Set α\nx : α\np : Filter ι\np' : Filter α\ng : ι → α\n⊢ (∀ (s : Set (β × β)), s ∈ 𝓤 β → (fun q => (f q.snd, F q.fst q.snd)) ⁻¹' s ∈ p ×ˢ 𝓟 {x}) ↔\n ∀ (s : Set (β × β)), s ∈ 𝓤 β → (fun...
[ 354, 72 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 351, 1 ]
Mathlib/GroupTheory/Congruence.lean
Con.coe_smul
[]
[ 1353, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1351, 1 ]
Mathlib/Algebra/Lie/IdealOperations.lean
LieSubmodule.lie_sup
[ { "state_after": "R : Type u\nL : Type v\nM : Type w\nM₂ : Type w₁\ninst✝¹⁰ : CommRing R\ninst✝⁹ : LieRing L\ninst✝⁸ : LieAlgebra R L\ninst✝⁷ : AddCommGroup M\ninst✝⁶ : Module R M\ninst✝⁵ : LieRingModule L M\ninst✝⁴ : LieModule R L M\ninst✝³ : AddCommGroup M₂\ninst✝² : Module R M₂\ninst✝¹ : LieRingModule L M₂\n...
[ 180, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 171, 1 ]
Mathlib/RingTheory/GradedAlgebra/HomogeneousLocalization.lean
HomogeneousLocalization.isUnit_iff_isUnit_val
[ { "state_after": "case intro.mk\nι : Type u_1\nR : Type u_2\nA : Type u_3\ninst✝⁶ : AddCommMonoid ι\ninst✝⁵ : DecidableEq ι\ninst✝⁴ : CommRing R\ninst✝³ : CommRing A\ninst✝² : Algebra R A\n𝒜 : ι → Submodule R A\ninst✝¹ : GradedAlgebra 𝒜\nx : Submonoid A\n𝔭 : Ideal A\ninst✝ : Ideal.IsPrime 𝔭\nf : AtPrime 𝒜 ...
[ 584, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 553, 1 ]
Mathlib/Order/Filter/Lift.lean
Filter.lift_iInf
[ { "state_after": "α : Type u_2\nβ : Type u_3\nγ : Type ?u.23378\nι : Sort u_1\nf✝ f₁ f₂ : Filter α\ng✝ g₁ g₂ : Set α → Filter β\ninst✝ : Nonempty ι\nf : ι → Filter α\ng : Set α → Filter β\nhg : ∀ (s t : Set α), g (s ∩ t) = g s ⊓ g t\ns : Set β\n⊢ s ∈ Filter.lift (iInf f) g → s ∈ ⨅ (i : ι), Filter.lift (f i) g",...
[ 214, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 203, 1 ]
Mathlib/FieldTheory/IntermediateField.lean
IntermediateField.sub_mem
[]
[ 187, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 186, 11 ]
Mathlib/Data/List/Perm.lean
List.Perm.append_left
[]
[ 120, 44 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 118, 1 ]
Mathlib/LinearAlgebra/Dimension.lean
Basis.mk_eq_rank
[ { "state_after": "K : Type u\nV V₁ V₂ V₃ : Type v\nV' V'₁ : Type v'\nV'' : Type v''\nι : Type w\nι' : Type w'\nη : Type u₁'\nφ : η → Type ?u.409886\nR : Type u\ninst✝³ : Ring R\ninst✝² : StrongRankCondition R\nM : Type v\ninst✝¹ : AddCommGroup M\ninst✝ : Module R M\nv : Basis ι R M\nthis : Nontrivial R\n⊢ lift ...
[ 832, 75 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 829, 1 ]
Mathlib/LinearAlgebra/Finsupp.lean
Finsupp.total_apply
[]
[ 548, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 547, 1 ]
Mathlib/NumberTheory/PellMatiyasevic.lean
Pell.xn_modEq_x2n_sub_lem
[ { "state_after": "a : ℕ\na1 : 1 < a\nn j : ℕ\nh : j ≤ n\nh1 : xz a1 n ∣ ↑(Pell.d a1) * yz a1 n * yz a1 (n - j) + xz a1 j\n⊢ xn a1 (2 * n - j) + xn a1 j ≡ 0 [MOD xn a1 n]", "state_before": "a : ℕ\na1 : 1 < a\nn j : ℕ\nh : j ≤ n\n⊢ xn a1 (2 * n - j) + xn a1 j ≡ 0 [MOD xn a1 n]", "tactic": "have h1 : xz a1...
[ 621, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 608, 1 ]
Mathlib/Data/Fin/Basic.lean
Fin.castLE_comp_castLE
[]
[ 1057, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1055, 1 ]
Mathlib/NumberTheory/LegendreSymbol/MulCharacter.lean
MulChar.IsQuadratic.sq_eq_one
[ { "state_after": "no goals", "state_before": "R : Type u\ninst✝² : CommRing R\nR' : Type v\ninst✝¹ : CommRing R'\nR'' : Type w\ninst✝ : CommRing R''\nχ : MulChar R R'\nhχ : IsQuadratic χ\n⊢ χ ^ 2 = 1", "tactic": "rw [← mul_left_inv χ, pow_two, hχ.inv]" } ]
[ 505, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 504, 1 ]
Mathlib/Combinatorics/SimpleGraph/Basic.lean
SimpleGraph.Hom.mapEdgeSet.injective
[ { "state_after": "case mk.mk\nι : Sort ?u.403479\n𝕜 : Type ?u.403482\nV : Type u\nW : Type v\nX : Type w\nG : SimpleGraph V\nG' : SimpleGraph W\na b c u v w : V\ne : Sym2 V\nf : G →g G'\nhinj : Injective ↑f\ne₁ : Sym2 V\nh₁ : e₁ ∈ edgeSet G\ne₂ : Sym2 V\nh₂ : e₂ ∈ edgeSet G\n⊢ mapEdgeSet f { val := e₁, propert...
[ 1731, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1727, 1 ]
Mathlib/Data/Finset/Pointwise.lean
Finset.mul_subset_mul
[]
[ 416, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 415, 1 ]
Mathlib/Combinatorics/Additive/Behrend.lean
Behrend.two_div_one_sub_two_div_e_le_eight
[ { "state_after": "α : Type ?u.648739\nβ : Type ?u.648742\nn d k N : ℕ\nx : Fin n → ℕ\n⊢ 8 * 2 ≤ (8 - 2) * exp 1\n\nα : Type ?u.648739\nβ : Type ?u.648742\nn d k N : ℕ\nx : Fin n → ℕ\n⊢ 0 < 1 - 2 / exp 1", "state_before": "α : Type ?u.648739\nβ : Type ?u.648742\nn d k N : ℕ\nx : Fin n → ℕ\n⊢ 2 / (1 - 2 / exp...
[ 307, 72 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 303, 1 ]
Mathlib/Analysis/NormedSpace/AffineIsometry.lean
AffineIsometryEquiv.coe_constVAdd
[]
[ 754, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 753, 1 ]
Mathlib/Topology/LocalHomeomorph.lean
LocalHomeomorph.restr_source'
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.53487\nδ : Type ?u.53490\ninst✝³ : TopologicalSpace α\ninst✝² : TopologicalSpace β\ninst✝¹ : TopologicalSpace γ\ninst✝ : TopologicalSpace δ\ne : LocalHomeomorph α β\ne' : LocalHomeomorph β γ\ns : Set α\nhs : IsOpen s\n⊢ (L...
[ 711, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 710, 1 ]
src/lean/Init/Core.lean
Ne.elim
[]
[ 571, 49 ]
d5348dfac847a56a4595fb6230fd0708dcb4e7e9
https://github.com/leanprover/lean4
[ 571, 1 ]
Mathlib/CategoryTheory/Sites/Grothendieck.lean
CategoryTheory.GrothendieckTopology.discrete_eq_top
[]
[ 325, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 324, 1 ]
Mathlib/Probability/Independence/Basic.lean
ProbabilityTheory.IndepSets.indep'
[]
[ 385, 74 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 381, 1 ]
Mathlib/Algebra/IndicatorFunction.lean
Set.mulIndicator_apply_eq_one
[]
[ 125, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 123, 1 ]
Mathlib/Analysis/LocallyConvex/Basic.lean
Balanced.absorbs_self
[ { "state_after": "𝕜 : Type u_1\n𝕝 : Type ?u.76198\nE : Type u_2\nι : Sort ?u.76204\nκ : ι → Sort ?u.76209\ninst✝⁶ : NormedField 𝕜\ninst✝⁵ : NormedRing 𝕝\ninst✝⁴ : NormedSpace 𝕜 𝕝\ninst✝³ : AddCommGroup E\ninst✝² : Module 𝕜 E\ninst✝¹ : SMulWithZero 𝕝 E\ninst✝ : IsScalarTower 𝕜 𝕝 E\ns t u v A B : Set E\...
[ 285, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 280, 1 ]
Mathlib/LinearAlgebra/AffineSpace/AffineMap.lean
AffineMap.image_uIcc
[ { "state_after": "k✝ : Type ?u.614974\nV1 : Type ?u.614977\nP1 : Type ?u.614980\nV2 : Type ?u.614983\nP2 : Type ?u.614986\nV3 : Type ?u.614989\nP3 : Type ?u.614992\nV4 : Type ?u.614995\nP4 : Type ?u.614998\ninst✝¹³ : Ring k✝\ninst✝¹² : AddCommGroup V1\ninst✝¹¹ : Module k✝ V1\ninst✝¹⁰ : AffineSpace V1 P1\ninst✝⁹...
[ 688, 86 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 680, 1 ]
Mathlib/Order/ConditionallyCompleteLattice/Basic.lean
IsLeast.csInf_mem
[]
[ 573, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 572, 1 ]
Mathlib/Computability/TuringMachine.lean
Turing.Tape.map_mk₂
[ { "state_after": "no goals", "state_before": "Γ : Type u_1\nΓ' : Type u_2\ninst✝¹ : Inhabited Γ\ninst✝ : Inhabited Γ'\nf : PointedMap Γ Γ'\nL R : List Γ\n⊢ map f (mk₂ L R) = mk₂ (List.map f.f L) (List.map f.f R)", "tactic": "simp only [Tape.mk₂, Tape.map_mk', ListBlank.map_mk]" } ]
[ 729, 55 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 727, 1 ]
Mathlib/Algebra/Quaternion.lean
Quaternion.coe_re
[]
[ 830, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 830, 1 ]
Mathlib/Control/Traversable/Instances.lean
Sum.id_traverse
[ { "state_after": "no goals", "state_before": "σ✝ : Type u\nF G : Type u → Type u\ninst✝³ : Applicative F\ninst✝² : Applicative G\ninst✝¹ : LawfulApplicative F\ninst✝ : LawfulApplicative G\nσ α : Type u_1\nx : σ ⊕ α\n⊢ Sum.traverse pure x = x", "tactic": "cases x <;> rfl" } ]
[ 168, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 167, 11 ]
Mathlib/Order/UpperLower/Basic.lean
UpperSet.map_Ioi
[ { "state_after": "case a.h\nα : Type u_1\nβ : Type u_2\nγ : Type ?u.112405\nι : Sort ?u.112408\nκ : ι → Sort ?u.112413\ninst✝¹ : Preorder α\ninst✝ : Preorder β\ns : UpperSet α\na✝ b : α\nf : α ≃o β\na : α\nx✝ : β\n⊢ x✝ ∈ ↑(↑(map f) (Ioi a)) ↔ x✝ ∈ ↑(Ioi (↑f a))", "state_before": "α : Type u_1\nβ : Type u_2\...
[ 1114, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1112, 1 ]
Mathlib/Data/List/OfFn.lean
List.length_ofFn
[ { "state_after": "no goals", "state_before": "α : Type u\nn : ℕ\nf : Fin n → α\n⊢ length (ofFn f) = n", "tactic": "simp [ofFn]" } ]
[ 45, 14 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 44, 1 ]
Mathlib/ModelTheory/Substructures.lean
FirstOrder.Language.Substructure.comap_injective_of_surjective
[]
[ 627, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 626, 1 ]
Mathlib/LinearAlgebra/AffineSpace/Combination.lean
Finset.affineCombination_eq_of_weightedVSub_eq_zero_of_eq_neg_one
[ { "state_after": "k : Type u_3\nV : Type u_1\nP : Type u_4\ninst✝³ : Ring k\ninst✝² : AddCommGroup V\ninst✝¹ : Module k V\nS : AffineSpace V P\nι : Type u_2\ns : Finset ι\nι₂ : Type ?u.357197\ns₂ : Finset ι₂\nw : ι → k\np : ι → P\nhw : ↑(weightedVSub s p) w = 0\ni : ι\ninst✝ : DecidablePred fun x => x ≠ i\nhis ...
[ 555, 11 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 545, 1 ]
Mathlib/Analysis/SpecialFunctions/Pow/Deriv.lean
HasDerivAt.const_cpow
[]
[ 185, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 183, 1 ]
Mathlib/Algebra/Order/Ring/Defs.lean
Antitone.const_mul
[]
[ 290, 52 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 289, 1 ]
Mathlib/Algebra/MonoidAlgebra/Division.lean
AddMonoidAlgebra.divOf_add
[ { "state_after": "k : Type u_1\nG : Type u_2\ninst✝¹ : Semiring k\ninst✝ : AddCancelCommMonoid G\nx : AddMonoidAlgebra k G\na b x✝ : G\n⊢ ↑(x /ᵒᶠ (a + b)) x✝ = ↑(x /ᵒᶠ a /ᵒᶠ b) x✝", "state_before": "k : Type u_1\nG : Type u_2\ninst✝¹ : Semiring k\ninst✝ : AddCancelCommMonoid G\nx : AddMonoidAlgebra k G\na b...
[ 92, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 90, 1 ]
Mathlib/GroupTheory/Submonoid/Operations.lean
Submonoid.map_inf_comap_of_surjective
[]
[ 471, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 470, 1 ]
Mathlib/Analysis/InnerProductSpace/PiL2.lean
EuclideanSpace.inner_piLp_equiv_symm
[]
[ 178, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 176, 1 ]
Mathlib/GroupTheory/MonoidLocalization.lean
Submonoid.LocalizationMap.eq
[]
[ 787, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 785, 11 ]
Mathlib/Topology/Algebra/Module/LocallyConvex.lean
locallyConvexSpace_iff_exists_convex_subset
[]
[ 76, 76 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 74, 1 ]
Mathlib/Computability/TMToPartrec.lean
Turing.PartrecToTM2.codeSupp_cons
[ { "state_after": "no goals", "state_before": "f fs : Code\nk : Cont'\n⊢ codeSupp (Code.cons f fs) k = trStmts₁ (trNormal (Code.cons f fs) k) ∪ codeSupp f (Cont'.cons₁ fs k)", "tactic": "simp [codeSupp, codeSupp', contSupp, Finset.union_assoc]" } ]
[ 1836, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1833, 1 ]
Mathlib/Algebra/Lie/Subalgebra.lean
LieSubalgebra.mem_map_submodule
[]
[ 403, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 401, 1 ]
Mathlib/Analysis/InnerProductSpace/Basic.lean
orthonormal_subtype_iff_ite
[ { "state_after": "𝕜 : Type u_2\nE : Type u_1\nF : Type ?u.1899983\ninst✝⁴ : IsROrC 𝕜\ninst✝³ : NormedAddCommGroup E\ninst✝² : InnerProductSpace 𝕜 E\ninst✝¹ : NormedAddCommGroup F\ninst✝ : InnerProductSpace ℝ F\ndec_E : DecidableEq E\nι : Type ?u.1900032\ndec_ι : DecidableEq ι\ns : Set E\n⊢ (∀ (i j : { x // x...
[ 786, 9 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 777, 1 ]
Mathlib/GroupTheory/Subgroup/Basic.lean
MonoidHom.ker_id
[]
[ 2837, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2836, 1 ]
Mathlib/RingTheory/Localization/AtPrime.lean
IsLocalization.AtPrime.localRing
[ { "state_after": "R : Type u_1\ninst✝⁴ : CommSemiring R\nM : Submonoid R\nS : Type u_2\ninst✝³ : CommSemiring S\ninst✝² : Algebra R S\nP : Type ?u.14030\ninst✝¹ : CommSemiring P\nI : Ideal R\nhp : Ideal.IsPrime I\ninst✝ : IsLocalization.AtPrime S I\nthis : _root_.Nontrivial S := Nontrivial S I\nx y : S\nhx : x ...
[ 108, 86 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 83, 1 ]
Mathlib/Analysis/NormedSpace/Banach.lean
LinearEquiv.continuous_symm
[ { "state_after": "𝕜 : Type u_1\ninst✝⁶ : NontriviallyNormedField 𝕜\nE : Type u_2\ninst✝⁵ : NormedAddCommGroup E\ninst✝⁴ : NormedSpace 𝕜 E\nF : Type u_3\ninst✝³ : NormedAddCommGroup F\ninst✝² : NormedSpace 𝕜 F\nf : E →L[𝕜] F\ninst✝¹ : CompleteSpace F\ninst✝ : CompleteSpace E\ne : E ≃ₗ[𝕜] F\nh : Continuous ...
[ 333, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 328, 1 ]
Mathlib/Combinatorics/SetFamily/Shadow.lean
Finset.mem_shadow_iff_exists_mem_card_add_one
[ { "state_after": "case refine'_1\nα : Type u_1\ninst✝ : DecidableEq α\n𝒜 : Finset (Finset α)\ns t : Finset α\na : α\nk r : ℕ\n⊢ (∃ a x, insert a s ∈ 𝒜) → ∃ t, t ∈ 𝒜 ∧ s ⊆ t ∧ card t = card s + 1\n\ncase refine'_2\nα : Type u_1\ninst✝ : DecidableEq α\n𝒜 : Finset (Finset α)\ns t : Finset α\na : α\nk r : ℕ\n⊢ ...
[ 137, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 127, 1 ]
Mathlib/Order/Disjoint.lean
Codisjoint.inf_right
[]
[ 387, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 386, 1 ]
Mathlib/CategoryTheory/Localization/Predicate.lean
CategoryTheory.Functor.IsLocalization.mk'
[ { "state_after": "no goals", "state_before": "C : Type u_1\nD : Type u_2\ninst✝² : Category C\ninst✝¹ : Category D\nL : C ⥤ D\nW : MorphismProperty C\nE : Type ?u.6483\ninst✝ : Category E\nh₁ : Localization.StrictUniversalPropertyFixedTarget L W D\nh₂ : Localization.StrictUniversalPropertyFixedTarget L W (M...
[ 150, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 128, 1 ]
Mathlib/Analysis/Seminorm.lean
Seminorm.smul_inf
[ { "state_after": "case h\nR : Type u_1\nR' : Type ?u.658025\n𝕜 : Type u_2\n𝕜₂ : Type ?u.658031\n𝕜₃ : Type ?u.658034\n𝕝 : Type ?u.658037\nE : Type u_3\nE₂ : Type ?u.658043\nE₃ : Type ?u.658046\nF : Type ?u.658049\nG : Type ?u.658052\nι : Type ?u.658055\ninst✝⁵ : NormedField 𝕜\ninst✝⁴ : AddCommGroup E\ninst✝...
[ 507, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 503, 1 ]
Mathlib/SetTheory/Ordinal/Basic.lean
Cardinal.ord_eq
[]
[ 1351, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1349, 1 ]
Mathlib/CategoryTheory/Functor/FullyFaithful.lean
CategoryTheory.Faithful.div_faithful
[]
[ 374, 60 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 370, 1 ]
Mathlib/LinearAlgebra/Matrix/SesquilinearForm.lean
LinearMap.nondegenerate_toMatrix₂'_iff
[]
[ 720, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 717, 1 ]
Mathlib/Topology/UniformSpace/Basic.lean
eventually_uniformity_comp_subset
[]
[ 482, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 480, 1 ]
Mathlib/Order/Max.lean
IsMin.snd
[]
[ 436, 75 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 435, 1 ]
Mathlib/Algebra/Hom/Group.lean
map_mul
[]
[ 315, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 314, 1 ]
Mathlib/GroupTheory/Congruence.lean
Con.sup_def
[ { "state_after": "M : Type u_1\nN : Type ?u.29654\nP : Type ?u.29657\ninst✝² : Mul M\ninst✝¹ : Mul N\ninst✝ : Mul P\nc✝ c d : Con M\n⊢ (conGen fun x y => ↑c x y ∨ ↑d x y) = conGen (r ⊔ r)", "state_before": "M : Type u_1\nN : Type ?u.29654\nP : Type ?u.29657\ninst✝² : Mul M\ninst✝¹ : Mul N\ninst✝ : Mul P\nc✝...
[ 578, 89 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 578, 1 ]
Mathlib/Data/Real/ENNReal.lean
ENNReal.mul_eq_mul_right
[]
[ 1024, 48 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1023, 1 ]
Mathlib/Analysis/Calculus/FormalMultilinearSeries.lean
FormalMultilinearSeries.apply_eq_pow_smul_coeff
[ { "state_after": "no goals", "state_before": "𝕜 : Type u\n𝕜' : Type u'\nE : Type v\nF : Type w\nG : Type x\ninst✝² : NontriviallyNormedField 𝕜\ninst✝¹ : NormedAddCommGroup E\ninst✝ : NormedSpace 𝕜 E\ns : E\np : FormalMultilinearSeries 𝕜 𝕜 E\nf : 𝕜 → E\nn : ℕ\nz z₀ : 𝕜\ny : Fin n → 𝕜\n⊢ (↑(p n) fun ...
[ 290, 82 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 290, 1 ]
Mathlib/Control/Applicative.lean
Functor.Comp.pure_seq_eq_map
[ { "state_after": "no goals", "state_before": "F : Type u → Type w\nG : Type v → Type u\ninst✝³ : Applicative F\ninst✝² : Applicative G\ninst✝¹ : LawfulApplicative F\ninst✝ : LawfulApplicative G\nα β γ : Type v\nf : α → β\nx : Comp F G α\n⊢ run (Seq.seq (pure f) fun x_1 => x) = run (f <$> x)", "tactic": ...
[ 110, 67 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 109, 1 ]
Mathlib/Data/TypeVec.lean
TypeVec.lastFun_splitFun
[]
[ 212, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 210, 1 ]
Mathlib/RingTheory/Noetherian.lean
isNoetherian_of_surjective
[]
[ 130, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 126, 1 ]
Mathlib/Data/Polynomial/Coeff.lean
Polynomial.coeff_add
[ { "state_after": "case ofFinsupp\nR : Type u\nS : Type v\na b : R\nn✝ m : ℕ\ninst✝ : Semiring R\np q✝ r q : R[X]\nn : ℕ\ntoFinsupp✝ : AddMonoidAlgebra R ℕ\n⊢ coeff ({ toFinsupp := toFinsupp✝ } + q) n = coeff { toFinsupp := toFinsupp✝ } n + coeff q n", "state_before": "R : Type u\nS : Type v\na b : R\nn✝ m :...
[ 51, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 47, 1 ]
Std/Data/Option/Lemmas.lean
Option.map_eq_some
[]
[ 129, 83 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 129, 1 ]
Mathlib/LinearAlgebra/AffineSpace/Pointwise.lean
AffineSubspace.pointwise_vadd_direction
[ { "state_after": "k : Type u_1\ninst✝⁹ : Ring k\nV : Type u_2\nP : Type u_3\nV₁ : Type ?u.23420\nP₁ : Type ?u.23423\nV₂ : Type ?u.23426\nP₂ : Type ?u.23429\ninst✝⁸ : AddCommGroup V\ninst✝⁷ : Module k V\ninst✝⁶ : AffineSpace V P\ninst✝⁵ : AddCommGroup V₁\ninst✝⁴ : Module k V₁\ninst✝³ : AffineSpace V₁ P₁\ninst✝² ...
[ 74, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 71, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/Biproducts.lean
CategoryTheory.Limits.biprod.inr_map
[ { "state_after": "J : Type w\nC : Type u\ninst✝³ : Category C\ninst✝² : HasZeroMorphisms C\nP Q W X Y Z : C\ninst✝¹ : HasBinaryBiproduct W X\ninst✝ : HasBinaryBiproduct Y Z\nf : W ⟶ Y\ng : X ⟶ Z\n⊢ inr ≫ map' f g = g ≫ inr", "state_before": "J : Type w\nC : Type u\ninst✝³ : Category C\ninst✝² : HasZeroMorph...
[ 1532, 80 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1529, 1 ]
Mathlib/LinearAlgebra/Prod.lean
LinearMap.isCompl_range_inl_inr
[ { "state_after": "case disjoint\nR : Type u\nK : Type u'\nM : Type v\nV : Type v'\nM₂ : Type w\nV₂ : Type w'\nM₃ : Type y\nV₃ : Type y'\nM₄ : Type z\nι : Type x\nM₅ : Type ?u.179116\nM₆ : Type ?u.179119\ninst✝⁸ : Semiring R\ninst✝⁷ : AddCommMonoid M\ninst✝⁶ : AddCommMonoid M₂\ninst✝⁵ : AddCommMonoid M₃\ninst✝⁴ ...
[ 457, 9 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 447, 1 ]
Mathlib/LinearAlgebra/FreeModule/Finite/Matrix.lean
Matrix.rank_vecMulVec
[ { "state_after": "R : Type u\nM : Type v\nN : Type w\nK m n : Type u\ninst✝³ : CommRing K\ninst✝² : StrongRankCondition K\ninst✝¹ : Fintype n\ninst✝ : DecidableEq n\nw : m → K\nv : n → K\n⊢ LinearMap.rank (LinearMap.comp (↑toLin' (col w)) (↑toLin' (row v))) ≤ 1", "state_before": "R : Type u\nM : Type v\nN :...
[ 106, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 101, 1 ]
Mathlib/Topology/ContinuousFunction/Algebra.lean
ContinuousMap.mul_comp
[]
[ 82, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 80, 1 ]
Mathlib/RingTheory/GradedAlgebra/HomogeneousIdeal.lean
Ideal.IsHomogeneous.iSup
[ { "state_after": "ι : Type u_3\nσ : Type u_4\nR : Type ?u.122146\nA : Type u_2\ninst✝⁵ : Semiring A\ninst✝⁴ : DecidableEq ι\ninst✝³ : AddMonoid ι\ninst✝² : SetLike σ A\ninst✝¹ : AddSubmonoidClass σ A\n𝒜 : ι → σ\ninst✝ : GradedRing 𝒜\nκ : Sort u_1\nf : κ → Ideal A\nh : ∀ (i : κ), ∃ S, f i = span (Subtype.val '...
[ 284, 18 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 277, 11 ]
Mathlib/Data/List/Basic.lean
List.indexOf_cons_self
[ { "state_after": "no goals", "state_before": "ι : Type ?u.77495\nα : Type u\nβ : Type v\nγ : Type w\nδ : Type x\nl₁ l₂ : List α\ninst✝ : DecidableEq α\na : α\nl : List α\n⊢ indexOf a (a :: l) = 0", "tactic": "rw [indexOf, findIdx_cons, beq_self_eq_true, cond]" } ]
[ 1163, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1162, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/CommSq.lean
CategoryTheory.Functor.map_isPullback
[ { "state_after": "case refine'_1\nC : Type u₁\ninst✝² : Category C\nD : Type u₂\ninst✝¹ : Category D\nF : C ⥤ D\nW X Y Z : C\nf : W ⟶ X\ng : W ⟶ Y\nh : X ⟶ Z\ni : Y ⟶ Z\ninst✝ : PreservesLimit (cospan h i) F\ns : IsPullback f g h i\n⊢ ((Cones.postcompose (cospanCompIso F h i).hom).obj (F.mapCone (IsPullback.con...
[ 1008, 9 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 998, 1 ]
Mathlib/Data/Seq/WSeq.lean
Stream'.WSeq.exists_of_mem_map
[ { "state_after": "α : Type u\nβ : Type v\nγ : Type w\nf : α → β\nb : β\ng : Stream' (Option (Option α))\nal : IsSeq g\nh : b ∈ map f { val := g, property := al }\no : Option α\nom : o ∈ { val := g, property := al }\noe : Option.map f o = some b\n⊢ ∃ a, a ∈ { val := g, property := al } ∧ f a = b", "state_bef...
[ 1088, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1082, 1 ]
Mathlib/GroupTheory/Subgroup/Basic.lean
MonoidHom.ker_restrict
[]
[ 2812, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2811, 1 ]
Mathlib/Topology/MetricSpace/EMetricSpace.lean
edist_ofMul
[]
[ 1192, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1191, 1 ]
Mathlib/Data/Option/Basic.lean
Option.casesOn'_none_coe
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.18548\nδ : Type ?u.18551\nf : Option α → β\no : Option α\n⊢ casesOn' o (f none) (f ∘ fun a => some a) = f o", "tactic": "cases o <;> rfl" } ]
[ 361, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 360, 1 ]
Mathlib/Algebra/Order/Monoid/WithTop.lean
WithBot.add_lt_add_iff_left
[]
[ 706, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 704, 11 ]
Mathlib/Analysis/NormedSpace/PiLp.lean
PiLp.norm_eq_sum
[]
[ 256, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 253, 1 ]
Mathlib/Data/Fintype/Card.lean
Fintype.card_subtype_compl
[ { "state_after": "case H\nα : Type u_1\nβ : Type ?u.58202\nγ : Type ?u.58205\ninst✝² : Fintype α\np : α → Prop\ninst✝¹ : Fintype { x // p x }\ninst✝ : Fintype { x // ¬p x }\nx✝ : α\n⊢ x✝ ∈ Set.toFinset (pᶜ) ↔ ¬p x✝", "state_before": "case H\nα : Type u_1\nβ : Type ?u.58202\nγ : Type ?u.58205\ninst✝² : Finty...
[ 857, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 849, 1 ]
Mathlib/FieldTheory/IsAlgClosed/Basic.lean
IsAlgClosed.degree_eq_one_of_irreducible
[]
[ 147, 76 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 145, 1 ]
Mathlib/SetTheory/Ordinal/Arithmetic.lean
Ordinal.comp_bfamilyOfFamily
[]
[ 1227, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1225, 1 ]
Mathlib/Algebra/Algebra/Basic.lean
Module.End_algebraMap_isUnit_inv_apply_eq_iff
[ { "state_after": "R : Type u\nM : Type v\ninst✝² : CommSemiring R\ninst✝¹ : AddCommMonoid M\ninst✝ : Module R M\nx : R\nh : IsUnit (↑(algebraMap R (End R M)) x)\nm m' : M\nH : m = x • m'\n⊢ ↑↑(IsUnit.unit h) (↑↑(IsUnit.unit h)⁻¹ (x • m')) = ↑↑(IsUnit.unit h) m'", "state_before": "R : Type u\nM : Type v\nins...
[ 672, 14 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 664, 1 ]
Mathlib/AlgebraicGeometry/ProjectiveSpectrum/Topology.lean
ProjectiveSpectrum.zeroLocus_bot
[]
[ 200, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 199, 1 ]
Mathlib/LinearAlgebra/Projection.lean
LinearMap.ofIsCompl_smul
[ { "state_after": "no goals", "state_before": "R✝ : Type ?u.297453\ninst✝¹⁴ : Ring R✝\nE✝ : Type ?u.297459\ninst✝¹³ : AddCommGroup E✝\ninst✝¹² : Module R✝ E✝\nF✝ : Type ?u.298018\ninst✝¹¹ : AddCommGroup F✝\ninst✝¹⁰ : Module R✝ F✝\nG : Type ?u.298534\ninst✝⁹ : AddCommGroup G\ninst✝⁸ : Module R✝ G\np✝ q✝ : Sub...
[ 272, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 269, 1 ]
Mathlib/CategoryTheory/Preadditive/Basic.lean
CategoryTheory.Preadditive.hasCokernel_of_hasCoequalizer
[]
[ 431, 92 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 428, 1 ]
Mathlib/Order/Heyting/Basic.lean
le_compl_iff_disjoint_left
[]
[ 824, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 823, 1 ]
Mathlib/Algebra/Algebra/Unitization.lean
Unitization.fst_neg
[]
[ 234, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 233, 1 ]
Mathlib/Analysis/Convex/Function.lean
ConcaveOn.left_lt_of_lt_right
[]
[ 811, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 809, 1 ]
Mathlib/Data/Fin/Tuple/Basic.lean
Fin.consCases_cons
[ { "state_after": "m n : ℕ\nα : Fin (n + 1) → Type u\nx✝ : α 0\nq : (i : Fin (n + 1)) → α i\np : (i : Fin n) → α (succ i)\ni : Fin n\ny : α (succ i)\nz : α 0\nP : ((i : Fin (Nat.succ n)) → α i) → Sort v\nh : (x₀ : α 0) → (x : (i : Fin n) → α (succ i)) → P (cons x₀ x)\nx₀ : α 0\nx : (i : Fin n) → α (succ i)\n⊢ h ...
[ 160, 8 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 157, 1 ]
Mathlib/Data/Real/Sqrt.lean
Real.sq_lt
[ { "state_after": "no goals", "state_before": "x y : ℝ\n⊢ x ^ 2 < y ↔ -sqrt y < x ∧ x < sqrt y", "tactic": "rw [← abs_lt, ← sq_abs, lt_sqrt (abs_nonneg _)]" } ]
[ 437, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 436, 1 ]
Mathlib/Data/List/Basic.lean
List.enumFrom_nil
[]
[ 3872, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 3871, 1 ]
Mathlib/Data/Set/Pointwise/Interval.lean
Set.Iio_add_bij
[]
[ 419, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 418, 1 ]
Mathlib/MeasureTheory/Covering/VitaliFamily.lean
VitaliFamily.frequently_filterAt_iff
[ { "state_after": "no goals", "state_before": "α : Type u_1\ninst✝ : MetricSpace α\nm0 : MeasurableSpace α\nμ : MeasureTheory.Measure α\nv : VitaliFamily μ\nx : α\nP : Set α → Prop\n⊢ (∃ᶠ (a : Set α) in filterAt v x, P a) ↔ ∀ (ε : ℝ), ε > 0 → ∃ a, a ∈ setsAt v x ∧ a ⊆ closedBall x ε ∧ P a", "tactic": "si...
[ 281, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 278, 1 ]