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Std/Data/String/Lemmas.lean
String.Iterator.ValidFor.toString
[]
[ 533, 17 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 532, 1 ]
Mathlib/Data/Polynomial/Degree/TrailingDegree.lean
Polynomial.trailingCoeff_nonzero_iff_nonzero
[]
[ 311, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 310, 1 ]
Mathlib/Analysis/SpecialFunctions/Arsinh.lean
Real.differentiable_arsinh
[]
[ 193, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 192, 1 ]
Mathlib/LinearAlgebra/Dimension.lean
cardinal_le_rank_of_linearIndependent
[ { "state_after": "no goals", "state_before": "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.106262\nR : Type u\ninst✝⁷ : Ring R\nM : Type v\ninst✝⁶ : AddCommGroup M\ninst✝⁵ : Module R M\nM' : Type v'\ninst✝⁴ : AddCommGroup M'\nins...
[ 266, 60 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 264, 1 ]
Mathlib/CategoryTheory/Subobject/Basic.lean
CategoryTheory.Subobject.eq_mk_of_comm
[ { "state_after": "no goals", "state_before": "C : Type u₁\ninst✝² : Category C\nX✝ Y Z : C\nD : Type u₂\ninst✝¹ : Category D\nB A : C\nX : Subobject B\nf : A ⟶ B\ninst✝ : Mono f\ni : underlying.obj X ≅ A\nw : i.hom ≫ f = arrow X\n⊢ (i ≪≫ (underlyingIso f).symm).hom ≫ arrow (mk f) = arrow X", "tactic": "...
[ 296, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 294, 1 ]
Mathlib/Topology/Semicontinuous.lean
upperSemicontinuousAt_const
[]
[ 720, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 719, 1 ]
Mathlib/SetTheory/Ordinal/Basic.lean
Cardinal.card_typein_out_lt
[ { "state_after": "α : Type ?u.230240\nβ : Type ?u.230243\nγ : Type ?u.230246\nr : α → α → Prop\ns : β → β → Prop\nt : γ → γ → Prop\nc : Cardinal\nx : (Quotient.out (ord c)).α\n⊢ typein (fun x x_1 => x < x_1) x < ord c", "state_before": "α : Type ?u.230240\nβ : Type ?u.230243\nγ : Type ?u.230246\nr : α → α →...
[ 1459, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1456, 1 ]
Mathlib/Topology/Connected.lean
isPreconnected_iff_subset_of_disjoint
[ { "state_after": "case mp\nα : Type u\nβ : Type v\nι : Type ?u.73497\nπ : ι → Type ?u.73502\ninst✝ : TopologicalSpace α\ns✝ t u v s : Set α\nh : IsPreconnected s\n⊢ ∀ (u v : Set α), IsOpen u → IsOpen v → s ⊆ u ∪ v → s ∩ (u ∩ v) = ∅ → s ⊆ u ∨ s ⊆ v\n\ncase mpr\nα : Type u\nβ : Type v\nι : Type ?u.73497\nπ : ι → ...
[ 906, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 883, 1 ]
Mathlib/Data/Set/Intervals/Instances.lean
Set.Icc.one_sub_le_one
[ { "state_after": "no goals", "state_before": "α : Type ?u.28279\ninst✝¹ : OrderedSemiring α\nβ : Type u_1\ninst✝ : OrderedRing β\nx : ↑(Icc 0 1)\n⊢ 1 - ↑x ≤ 1", "tactic": "simpa using x.2.1" } ]
[ 178, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 178, 1 ]
Mathlib/Algebra/Quaternion.lean
QuaternionAlgebra.one_re
[]
[ 193, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 193, 9 ]
Mathlib/Data/Real/NNReal.lean
NNReal.coe_lt_coe
[]
[ 374, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 373, 11 ]
Mathlib/Algebra/Invertible.lean
div_mul_cancel_of_invertible
[]
[ 399, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 398, 1 ]
Mathlib/Topology/Order/Basic.lean
Iic_mem_nhds
[]
[ 337, 55 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 336, 1 ]
Mathlib/Topology/UniformSpace/UniformConvergence.lean
TendstoUniformlyOn.seq_tendstoUniformlyOn
[ { "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\nl : Filter ι\nh : Tendsto (fun q => (f q.snd, F q.fst q.snd)) (l ×ˢ 𝓟 s) (𝓤 β)\nu : ℕ → ι\nhu : Tendsto u atTop l\n⊢ Tendsto (fun q =...
[ 572, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 569, 1 ]
Mathlib/Data/Real/ENNReal.lean
ENNReal.mul_iInf
[ { "state_after": "no goals", "state_before": "α : Type ?u.867446\nβ : Type ?u.867449\na b c d : ℝ≥0∞\nr p q : ℝ≥0\nι✝ : Sort ?u.867466\nf✝ g : ι✝ → ℝ≥0∞\nι : Sort u_1\ninst✝ : Nonempty ι\nf : ι → ℝ≥0∞\nx : ℝ≥0∞\nh : x ≠ ⊤\n⊢ x * iInf f = ⨅ (i : ι), x * f i", "tactic": "simpa only [mul_comm] using iInf_m...
[ 2463, 75 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2462, 1 ]
Mathlib/Logic/Pairwise.lean
Set.Pairwise.imp_on
[]
[ 69, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 67, 1 ]
Mathlib/Order/Filter/Bases.lean
Filter.hasBasis_biInf_principal'
[]
[ 788, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 785, 1 ]
Mathlib/RingTheory/GradedAlgebra/HomogeneousIdeal.lean
Ideal.IsHomogeneous.bot
[ { "state_after": "ι : Type u_1\nσ : Type u_2\nR : Type ?u.113854\nA : Type u_3\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\ni : ι\nr : A\nhr : r = 0\n⊢ ↑(↑(↑(decompose 𝒜) r) i) ∈ ⊥", "state_befor...
[ 255, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 252, 1 ]
Mathlib/Order/SymmDiff.lean
sup_himp_bihimp
[ { "state_after": "ι : Type ?u.45477\nα : Type u_1\nβ : Type ?u.45483\nπ : ι → Type ?u.45488\ninst✝ : GeneralizedHeytingAlgebra α\na b c d : α\n⊢ ((a ⊔ b) ⊓ b ⇨ a) ⊓ ((a ⊔ b) ⊓ a ⇨ b) = a ⇔ b", "state_before": "ι : Type ?u.45477\nα : Type u_1\nβ : Type ?u.45483\nπ : ι → Type ?u.45488\ninst✝ : GeneralizedHeyt...
[ 297, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 295, 1 ]
Mathlib/Algebra/Algebra/RestrictScalars.lean
RestrictScalars.smul_def
[]
[ 163, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 160, 1 ]
Mathlib/Algebra/Order/Ring/Lemmas.lean
Right.one_lt_mul_of_lt_of_le_of_pos
[]
[ 893, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 891, 1 ]
Mathlib/Algebra/GroupWithZero/Defs.lean
zero_eq_mul
[ { "state_after": "no goals", "state_before": "G₀ : Type u\nM₀ : Type u_1\nM₀' : Type ?u.10888\nG₀' : Type ?u.10891\ninst✝¹ : MulZeroClass M₀\ninst✝ : NoZeroDivisors M₀\na b : M₀\n⊢ 0 = a * b ↔ a = 0 ∨ b = 0", "tactic": "rw [eq_comm, mul_eq_zero]" } ]
[ 257, 80 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 257, 1 ]
Mathlib/NumberTheory/RamificationInertia.lean
Ideal.ramificationIdx_eq_zero
[ { "state_after": "R : Type u\ninst✝¹ : CommRing R\nS : Type v\ninst✝ : CommRing S\nf : R →+* S\np : Ideal R\nP : Ideal S\nh : ∀ (n : ℕ), ∃ k, map f p ≤ P ^ k ∧ n < k\n⊢ ∀ (n : ℕ), ∃ a, a ∈ {n | map f p ≤ P ^ n} ∧ n < a", "state_before": "R : Type u\ninst✝¹ : CommRing R\nS : Type v\ninst✝ : CommRing S\nf : R...
[ 85, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 83, 1 ]
Mathlib/Analysis/Calculus/MeanValue.lean
norm_image_sub_le_of_norm_deriv_le_segment_01'
[ { "state_after": "no goals", "state_before": "E : Type u_1\ninst✝³ : NormedAddCommGroup E\ninst✝² : NormedSpace ℝ E\nF : Type ?u.42710\ninst✝¹ : NormedAddCommGroup F\ninst✝ : NormedSpace ℝ F\nf : ℝ → E\na b : ℝ\nf' : ℝ → E\nC : ℝ\nhf : ∀ (x : ℝ), x ∈ Icc 0 1 → HasDerivWithinAt f (f' x) (Icc 0 1) x\nbound : ...
[ 385, 89 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 381, 1 ]
Mathlib/Algebra/BigOperators/NatAntidiagonal.lean
Finset.Nat.prod_antidiagonal_subst
[ { "state_after": "no goals", "state_before": "M : Type u_1\nN : Type ?u.9475\ninst✝¹ : CommMonoid M\ninst✝ : AddCommMonoid N\nn : ℕ\nf : ℕ × ℕ → ℕ → M\np : ℕ × ℕ\nhp : p ∈ antidiagonal n\n⊢ f p n = f p (p.fst + p.snd)", "tactic": "rw [Nat.mem_antidiagonal.1 hp]" } ]
[ 59, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 57, 1 ]
Mathlib/Algebra/MonoidAlgebra/Basic.lean
MonoidAlgebra.of_injective
[ { "state_after": "no goals", "state_before": "k : Type u₁\nG : Type u₂\nR : Type ?u.478651\ninst✝² : Semiring k\ninst✝¹ : MulOneClass G\ninst✝ : Nontrivial k\na b : G\nh : ↑(of k G) a = ↑(of k G) b\n⊢ a = b", "tactic": "simpa using (single_eq_single_iff _ _ _ _).mp h" } ]
[ 525, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 523, 1 ]
Mathlib/Combinatorics/SimpleGraph/Regularity/Uniform.lean
SimpleGraph.nonuniformWitness_spec
[ { "state_after": "α : Type u_1\n𝕜 : Type u_2\ninst✝¹ : LinearOrderedField 𝕜\nG : SimpleGraph α\ninst✝ : DecidableRel G.Adj\nε : 𝕜\ns t : Finset α\na b : α\nh₁ : s ≠ t\nh₂ : ¬IsUniform G ε s t\n⊢ ε ≤\n ↑(abs\n (edgeDensity G\n (if WellOrderingRel s t then (nonuniformWitnesses G ε s t).fst...
[ 190, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 182, 1 ]
Mathlib/GroupTheory/FreeProduct.lean
FreeProduct.Word.smul_induction
[ { "state_after": "case mk\nι : Type u_1\nM : ι → Type u_2\ninst✝³ : (i : ι) → Monoid (M i)\nN : Type ?u.454455\ninst✝² : Monoid N\ninst✝¹ : (i : ι) → DecidableEq (M i)\ninst✝ : DecidableEq ι\nC : Word M → Prop\nh_empty : C empty\nh_smul : ∀ (i : ι) (m : M i) (w : Word M), C w → C (↑of m • w)\nls : List ((i : ι)...
[ 443, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 436, 1 ]
Mathlib/Analysis/InnerProductSpace/Basic.lean
Orthonormal.equiv_toLinearEquiv
[]
[ 1403, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1400, 1 ]
Mathlib/Data/Complex/Basic.lean
Complex.mem_reProdIm
[]
[ 130, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 129, 1 ]
Mathlib/Topology/Sheaves/LocalPredicate.lean
TopCat.stalkToFiber_germ
[ { "state_after": "X : TopCat\nT : ↑X → Type v\nP : LocalPredicate T\nU : Opens ↑X\nx : { x // x ∈ U }\nf : (Sheaf.presheaf (subsheafToTypes P)).obj U.op\n⊢ colimit.desc (Functor.op (OpenNhds.inclusion ↑x) ⋙ subpresheafToTypes P.toPrelocalPredicate)\n { pt := T ↑x, ι := NatTrans.mk fun U_1 f => ↑f { val := ...
[ 256, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 252, 1 ]
Mathlib/RingTheory/Ideal/Operations.lean
Submodule.map_smul''
[]
[ 287, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 279, 1 ]
Mathlib/Order/Category/PreordCat.lean
PreordCat.coe_of
[]
[ 57, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 56, 1 ]
Mathlib/SetTheory/Game/PGame.lean
PGame.Fuzzy.not_equiv
[]
[ 938, 90 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 938, 1 ]
Mathlib/Algebra/Order/Field/Basic.lean
div_lt_div_right_of_neg
[]
[ 801, 55 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 800, 1 ]
Mathlib/MeasureTheory/Function/SimpleFuncDenseLp.lean
MeasureTheory.SimpleFunc.norm_approxOn_y₀_le
[ { "state_after": "α : Type ?u.11745\nβ : Type u_2\nι : Type ?u.11751\nE : Type u_1\nF : Type ?u.11757\n𝕜 : Type ?u.11760\ninst✝⁵ : MeasurableSpace β\ninst✝⁴ : MeasurableSpace E\ninst✝³ : NormedAddCommGroup E\ninst✝² : NormedAddCommGroup F\nq : ℝ\np : ℝ≥0∞\ninst✝¹ : OpensMeasurableSpace E\nf : β → E\nhf : Measu...
[ 87, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 82, 1 ]
Mathlib/Topology/Semicontinuous.lean
Continuous.comp_upperSemicontinuousOn
[]
[ 851, 78 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 849, 1 ]
Mathlib/MeasureTheory/Measure/VectorMeasure.lean
MeasureTheory.VectorMeasure.MutuallySingular.symm
[]
[ 1199, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1197, 1 ]
Mathlib/LinearAlgebra/Matrix/SesquilinearForm.lean
mem_selfAdjointMatricesSubmodule
[ { "state_after": "R : Type u_1\nR₁ : Type ?u.2625750\nR₂ : Type ?u.2625753\nM : Type ?u.2625756\nM₁ : Type ?u.2625759\nM₂ : Type ?u.2625762\nM₁' : Type ?u.2625765\nM₂' : Type ?u.2625768\nn : Type u_2\nm : Type ?u.2625774\nn' : Type ?u.2625777\nm' : Type ?u.2625780\nι : Type ?u.2625783\ninst✝⁸ : CommRing R\ninst...
[ 651, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 648, 1 ]
Mathlib/Algebra/Order/Floor.lean
Nat.ceil_add_one
[ { "state_after": "no goals", "state_before": "F : Type ?u.90099\nα : Type u_1\nβ : Type ?u.90105\ninst✝¹ : LinearOrderedSemiring α\ninst✝ : FloorSemiring α\na : α\nn : ℕ\nha : 0 ≤ a\n⊢ ⌈a + 1⌉₊ = ⌈a⌉₊ + 1", "tactic": "rw [cast_one.symm, ceil_add_nat ha 1]" } ]
[ 479, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 477, 1 ]
Mathlib/Order/Lattice.lean
Monotone.map_sup
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\ninst✝¹ : LinearOrder α\ninst✝ : SemilatticeSup β\nf : α → β\nhf : Monotone f\nx y : α\nh : x ≤ y\n⊢ f (x ⊔ y) = f x ⊔ f y", "tactic": "simp only [h, hf h, sup_of_le_right]" }, { "state_after": "no goals", "state_before": "...
[ 1122, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1119, 1 ]
Mathlib/LinearAlgebra/Matrix/BilinearForm.lean
BilinForm.toMatrix'_compRight
[ { "state_after": "no goals", "state_before": "R : Type ?u.671027\nM : Type ?u.671030\ninst✝¹⁸ : Semiring R\ninst✝¹⁷ : AddCommMonoid M\ninst✝¹⁶ : Module R M\nR₁ : Type ?u.671066\nM₁ : Type ?u.671069\ninst✝¹⁵ : Ring R₁\ninst✝¹⁴ : AddCommGroup M₁\ninst✝¹³ : Module R₁ M₁\nR₂ : Type u_1\nM₂ : Type ?u.671681\nins...
[ 254, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 251, 1 ]
Mathlib/NumberTheory/Divisors.lean
Nat.mem_divisors_self
[]
[ 108, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 107, 1 ]
Mathlib/RingTheory/Subsemiring/Basic.lean
RingHom.map_rangeS
[ { "state_after": "no goals", "state_before": "R : Type u\nS : Type v\nT : Type w\ninst✝² : NonAssocSemiring R\nM : Submonoid R\ninst✝¹ : NonAssocSemiring S\ninst✝ : NonAssocSemiring T\ng : S →+* T\nf : R →+* S\n⊢ Subsemiring.map g (rangeS f) = rangeS (comp g f)", "tactic": "simpa only [rangeS_eq_map] us...
[ 621, 67 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 620, 1 ]
Mathlib/Analysis/BoxIntegral/Integrability.lean
MeasureTheory.SimpleFunc.box_integral_eq_integral
[]
[ 192, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 189, 1 ]
Mathlib/Analysis/Normed/Group/Quotient.lean
AddSubgroup.norm_normedMk
[ { "state_after": "M : Type u_1\nN : Type ?u.454552\ninst✝¹ : SeminormedAddCommGroup M\ninst✝ : SeminormedAddCommGroup N\nS : AddSubgroup M\nh : ↑(topologicalClosure S) ≠ univ\n⊢ 1 ≤ ‖normedMk S‖", "state_before": "M : Type u_1\nN : Type ?u.454552\ninst✝¹ : SeminormedAddCommGroup M\ninst✝ : SeminormedAddComm...
[ 327, 68 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 320, 1 ]
Mathlib/RingTheory/Subring/Basic.lean
Subring.coe_one
[]
[ 442, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 441, 1 ]
Mathlib/MeasureTheory/Decomposition/Lebesgue.lean
MeasureTheory.Measure.rnDeriv_withDensity
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.61274\nm : MeasurableSpace α\nμ ν✝ ν : Measure α\ninst✝ : SigmaFinite ν\nf : α → ℝ≥0∞\nhf : Measurable f\n⊢ withDensity ν f = 0 + withDensity ν f", "tactic": "rw [zero_add]" } ]
[ 375, 55 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 372, 1 ]
Mathlib/Data/Int/Interval.lean
Int.card_fintype_Ico_of_le
[ { "state_after": "no goals", "state_before": "a b : ℤ\nh : a ≤ b\n⊢ ↑(Fintype.card ↑(Set.Ico a b)) = b - a", "tactic": "rw [card_fintype_Ico, toNat_sub_of_le h]" } ]
[ 171, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 170, 1 ]
Mathlib/CategoryTheory/GlueData.lean
CategoryTheory.GlueData.diagramIso_app_right
[]
[ 312, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 310, 1 ]
Mathlib/Data/MvPolynomial/Basic.lean
MvPolynomial.map_rightInverse
[]
[ 1316, 48 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1314, 1 ]
Mathlib/Analysis/Convex/Gauge.lean
gauge_unit_ball
[ { "state_after": "no goals", "state_before": "𝕜 : Type ?u.285162\nE : Type u_1\nF : Type ?u.285168\ninst✝¹ : SeminormedAddCommGroup E\ninst✝ : NormedSpace ℝ E\ns : Set E\nr : ℝ\nx✝ x : E\n⊢ gauge (Metric.ball 0 1) x = ‖x‖", "tactic": "rw [← ball_normSeminorm ℝ, Seminorm.gauge_ball, coe_normSeminorm]" ...
[ 457, 68 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 456, 1 ]
Mathlib/Data/Complex/Exponential.lean
Complex.cos_sq'
[ { "state_after": "no goals", "state_before": "x y : ℂ\n⊢ cos x ^ 2 = 1 - sin x ^ 2", "tactic": "rw [← sin_sq_add_cos_sq x, add_sub_cancel']" } ]
[ 1045, 94 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1045, 1 ]
Mathlib/ModelTheory/Definability.lean
FirstOrder.Language.DefinableSet.mem_sdiff
[]
[ 339, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 338, 1 ]
Mathlib/Order/Partition/Finpartition.lean
Finpartition.card_bot
[]
[ 501, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 500, 1 ]
Mathlib/Analysis/Calculus/Deriv/Add.lean
HasDerivAtFilter.add_const
[]
[ 93, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 91, 1 ]
Mathlib/Order/BooleanAlgebra.lean
compl_eq_bot
[]
[ 677, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 676, 1 ]
Mathlib/Data/Rat/Cast.lean
Rat.preimage_cast_Ioo
[ { "state_after": "case h\nF : Type ?u.74766\nι : Type ?u.74769\nα : Type ?u.74772\nβ : Type ?u.74775\nK : Type u_1\ninst✝ : LinearOrderedField K\na b x : ℚ\n⊢ x ∈ Rat.cast ⁻¹' Ioo ↑a ↑b ↔ x ∈ Ioo a b", "state_before": "F : Type ?u.74766\nι : Type ?u.74769\nα : Type ?u.74772\nβ : Type ?u.74775\nK : Type u_1\...
[ 389, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 387, 1 ]
Mathlib/Data/Polynomial/AlgebraMap.lean
Polynomial.aeval_zero
[]
[ 195, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 194, 1 ]
Mathlib/Topology/Basic.lean
map_nhds
[]
[ 903, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 901, 1 ]
Mathlib/Topology/Algebra/InfiniteSum/Basic.lean
tsum_singleton
[ { "state_after": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.341408\nδ : Type ?u.341411\ninst✝² : AddCommMonoid α\ninst✝¹ : TopologicalSpace α\ninst✝ : T2Space α\nf✝ g : β → α\na a₁ a₂ : α\nb : β\nf : β → α\n⊢ Set.indicator {b} f b = f b\n\nα : Type u_1\nβ : Type u_2\nγ : Type ?u.341408\nδ : Type ?u.341411\ninst✝²...
[ 622, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 617, 1 ]
Mathlib/Data/Int/Cast/Lemmas.lean
Int.nneg_mul_add_sq_of_abs_le_one
[ { "state_after": "F : Type ?u.28613\nι : Type ?u.28616\nα : Type u_1\nβ : Type ?u.28622\ninst✝ : LinearOrderedRing α\na b n : ℤ\nx : α\nhx : abs x ≤ 1\nhnx : 0 < n → 0 ≤ x + ↑n\n⊢ 0 ≤ ↑n * x + ↑n * ↑n", "state_before": "F : Type ?u.28613\nι : Type ?u.28616\nα : Type u_1\nβ : Type ?u.28622\ninst✝ : LinearOrd...
[ 204, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 193, 1 ]
Mathlib/Data/Set/Intervals/Basic.lean
Set.mem_Iio
[]
[ 131, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 130, 1 ]
Mathlib/Topology/MetricSpace/Infsep.lean
Set.Finite.infsep
[ { "state_after": "no goals", "state_before": "α : Type ?u.69565\nβ : Type ?u.69568\ninst✝¹ : PseudoMetricSpace α\nx y z : α\ns t : Set α\ninst✝ : Decidable (Set.Nontrivial s)\nhsf : Set.Finite s\nhs : Set.Nontrivial s\n⊢ Finset.Nonempty (Finite.toFinset (_ : Set.Finite (offDiag s)))", "tactic": "simpa" ...
[ 492, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 484, 1 ]
Mathlib/Data/Set/Lattice.lean
Set.iUnion_prod
[ { "state_after": "case h\nα✝ : Type ?u.233741\nβ✝ : Type ?u.233744\nγ : Type ?u.233747\nι✝ : Sort ?u.233750\nι'✝ : Sort ?u.233753\nι₂ : Sort ?u.233756\nκ : ι✝ → Sort ?u.233761\nκ₁ : ι✝ → Sort ?u.233766\nκ₂ : ι✝ → Sort ?u.233771\nκ' : ι'✝ → Sort ?u.233776\nι : Type u_1\nι' : Type u_2\nα : Type u_3\nβ : Type u_4\...
[ 1806, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1803, 1 ]
Mathlib/Data/MvPolynomial/Equiv.lean
MvPolynomial.support_coeff_finSuccEquiv
[ { "state_after": "case mp\nR : Type u\nS₁ : Type v\nS₂ : Type w\nS₃ : Type x\nσ : Type ?u.1217460\na a' a₁ a₂ : R\ne : ℕ\ns : σ →₀ ℕ\ninst✝ : CommSemiring R\nn : ℕ\nf : MvPolynomial (Fin (n + 1)) R\ni : ℕ\nm : Fin n →₀ ℕ\n⊢ m ∈ support (Polynomial.coeff (↑(finSuccEquiv R n) f) i) → cons i m ∈ support f\n\ncase ...
[ 427, 70 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 421, 1 ]
Mathlib/Topology/Algebra/Monoid.lean
tendsto_mul
[]
[ 118, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 117, 1 ]
Mathlib/LinearAlgebra/LinearIndependent.lean
LinearIndependent.inl_union_inr
[ { "state_after": "case refine'_3\nι : Type u'\nι' : Type ?u.638952\nR : Type u_3\nK : Type ?u.638958\nM : Type u_1\nM' : Type u_2\nM'' : Type ?u.638967\nV : Type u\nV' : Type ?u.638972\nv : ι → M\ninst✝⁶ : Ring R\ninst✝⁵ : AddCommGroup M\ninst✝⁴ : AddCommGroup M'\ninst✝³ : AddCommGroup M''\ninst✝² : Module R M\...
[ 987, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 981, 1 ]
Mathlib/Data/Multiset/Bind.lean
Multiset.cons_product
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.56103\nδ : Type ?u.56106\na : α\nb : β\ns : Multiset α\nt : Multiset β\n⊢ (a ::ₘ s) ×ˢ t = map (Prod.mk a) t + s ×ˢ t", "tactic": "simp [SProd.sprod, product]" } ]
[ 261, 101 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 261, 1 ]
Mathlib/CategoryTheory/Monoidal/Functor.lean
CategoryTheory.LaxMonoidalFunctor.prod'_ε
[ { "state_after": "C : Type u₁\ninst✝⁵ : Category C\ninst✝⁴ : MonoidalCategory C\nD : Type u₂\ninst✝³ : Category D\ninst✝² : MonoidalCategory D\nE : Type u₃\ninst✝¹ : Category E\ninst✝ : MonoidalCategory E\nF : LaxMonoidalFunctor C D\nG : LaxMonoidalFunctor C E\n⊢ (F.ε ≫ F.map (𝟙 (𝟙_ C)), G.ε ≫ G.map (𝟙 (𝟙_ ...
[ 411, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 409, 1 ]
Mathlib/RingTheory/JacobsonIdeal.lean
Ideal.isLocal_of_isMaximal_radical
[]
[ 378, 48 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 374, 1 ]
Mathlib/Data/Set/Finite.lean
Set.finite_image_iff
[]
[ 1045, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1044, 1 ]
Mathlib/GroupTheory/PGroup.lean
IsPGroup.map
[ { "state_after": "p : ℕ\nG : Type u_1\ninst✝¹ : Group G\nH : Subgroup G\nhH : IsPGroup p { x // x ∈ H }\nK : Type u_2\ninst✝ : Group K\nϕ : G →* K\n⊢ IsPGroup p { x // x ∈ MonoidHom.range (MonoidHom.comp ϕ (Subgroup.subtype H)) }", "state_before": "p : ℕ\nG : Type u_1\ninst✝¹ : Group G\nH : Subgroup G\nhH :...
[ 287, 94 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 284, 1 ]
Mathlib/LinearAlgebra/Basic.lean
LinearEquiv.funCongrLeft_apply
[]
[ 2658, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2657, 1 ]
Mathlib/Order/Lattice.lean
semilatticeSup_mk'_partialOrder_eq_semilatticeInf_mk'_partialOrder
[ { "state_after": "no goals", "state_before": "α✝ : Type u\nβ : Type v\nα : Type u_1\ninst✝¹ : Sup α\ninst✝ : Inf α\nsup_comm : ∀ (a b : α), a ⊔ b = b ⊔ a\nsup_assoc : ∀ (a b c : α), a ⊔ b ⊔ c = a ⊔ (b ⊔ c)\nsup_idem : ∀ (a : α), a ⊔ a = a\ninf_comm : ∀ (a b : α), a ⊓ b = b ⊓ a\ninf_assoc : ∀ (a b c : α), a ...
[ 630, 99 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 620, 1 ]
Mathlib/Topology/Basic.lean
IsOpen.mem_nhds
[]
[ 916, 44 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 915, 1 ]
Mathlib/Data/Finset/Image.lean
Finset.image_filter
[ { "state_after": "α : Type u_2\nβ : Type u_1\nγ : Type ?u.84280\ninst✝¹ : DecidableEq β\nf g : α → β\ns : Finset α\nt : Finset β\na : α\nb✝ c : β\np : β → Prop\ninst✝ : DecidablePred p\nb : β\n⊢ (∃ a, a ∈ s ∧ f a = b) ∧ p b ↔ ∃ a, (a ∈ s ∧ (p ∘ f) a) ∧ f a = b", "state_before": "α : Type u_2\nβ : Type u_1\n...
[ 472, 63 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 466, 1 ]
Mathlib/Topology/Instances/RatLemmas.lean
Rat.interior_compact_eq_empty
[]
[ 46, 88 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 45, 1 ]
Mathlib/LinearAlgebra/TensorProduct.lean
TensorProduct.map_add_left
[ { "state_after": "case H.h.h\nR : Type u_1\ninst✝¹⁸ : CommSemiring R\nR' : Type ?u.983940\ninst✝¹⁷ : Monoid R'\nR'' : Type ?u.983946\ninst✝¹⁶ : Semiring R''\nM : Type u_2\nN : Type u_4\nP : Type u_3\nQ : Type u_5\nS : Type ?u.983964\ninst✝¹⁵ : AddCommMonoid M\ninst✝¹⁴ : AddCommMonoid N\ninst✝¹³ : AddCommMonoid ...
[ 794, 68 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 791, 1 ]
Mathlib/Algebra/Module/Submodule/Basic.lean
Submodule.coe_copy
[]
[ 122, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 121, 1 ]
Mathlib/Analysis/InnerProductSpace/Adjoint.lean
LinearMap.adjoint_adjoint
[ { "state_after": "case h\n𝕜 : Type u_1\nE : Type u_2\nF : Type u_3\nG : Type ?u.1748753\ninst✝⁹ : IsROrC 𝕜\ninst✝⁸ : NormedAddCommGroup E\ninst✝⁷ : NormedAddCommGroup F\ninst✝⁶ : NormedAddCommGroup G\ninst✝⁵ : InnerProductSpace 𝕜 E\ninst✝⁴ : InnerProductSpace 𝕜 F\ninst✝³ : InnerProductSpace 𝕜 G\ninst✝² : F...
[ 410, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 407, 1 ]
Mathlib/Data/Fintype/Card.lean
not_injective_infinite_finite
[]
[ 1142, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1141, 1 ]
Mathlib/Data/Real/Hyperreal.lean
Hyperreal.InfinitePos.not_infinitesimal
[]
[ 490, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 489, 1 ]
Mathlib/Algebra/BigOperators/Fin.lean
Fin.prod_univ_four
[ { "state_after": "α : Type ?u.20144\nβ : Type u_1\ninst✝ : CommMonoid β\nf : Fin 4 → β\n⊢ f (↑castSucc 0) * f (↑castSucc 1) * f (↑castSucc 2) * f (last 3) = f 0 * f 1 * f 2 * f 3", "state_before": "α : Type ?u.20144\nβ : Type u_1\ninst✝ : CommMonoid β\nf : Fin 4 → β\n⊢ ∏ i : Fin 4, f i = f 0 * f 1 * f 2 * f...
[ 127, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 125, 1 ]
Mathlib/RingTheory/DiscreteValuationRing/Basic.lean
DiscreteValuationRing.addVal_one
[]
[ 427, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 426, 1 ]
Mathlib/LinearAlgebra/LinearIndependent.lean
linearIndependent_comp_subtype_disjoint
[ { "state_after": "no goals", "state_before": "ι : Type u'\nι' : Type ?u.199259\nR : Type u_1\nK : Type ?u.199265\nM : Type u_2\nM' : Type ?u.199271\nM'' : Type ?u.199274\nV : Type u\nV' : Type ?u.199279\nv : ι → M\ninst✝⁶ : Semiring R\ninst✝⁵ : AddCommMonoid M\ninst✝⁴ : AddCommMonoid M'\ninst✝³ : AddCommMon...
[ 390, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 387, 1 ]
Mathlib/Data/Matrix/Basic.lean
Matrix.col_add
[ { "state_after": "case a.h\nl : Type ?u.1212442\nm : Type u_1\nn : Type ?u.1212448\no : Type ?u.1212451\nm' : o → Type ?u.1212456\nn' : o → Type ?u.1212461\nR : Type ?u.1212464\nS : Type ?u.1212467\nα : Type v\nβ : Type w\nγ : Type ?u.1212474\ninst✝ : Add α\nv w : m → α\ni✝ : m\nx✝ : Unit\n⊢ col (v + w) i✝ x✝ =...
[ 2657, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2655, 1 ]
Mathlib/Order/Iterate.lean
Monotone.seq_lt_seq_of_le_of_lt
[]
[ 78, 44 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 76, 1 ]
Mathlib/GroupTheory/Subsemigroup/Operations.lean
Subsemigroup.comap_strictMono_of_surjective
[]
[ 511, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 510, 1 ]
Std/Data/Int/DivMod.lean
Int.emod_neg
[ { "state_after": "no goals", "state_before": "a b : Int\n⊢ a % -b = a % b", "tactic": "rw [emod_def, emod_def, Int.ediv_neg, Int.neg_mul_neg]" } ]
[ 344, 57 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 343, 9 ]
Mathlib/Algebra/Order/Ring/Lemmas.lean
le_mul_of_le_mul_of_nonneg_left
[]
[ 430, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 428, 1 ]
Mathlib/Algebra/Order/Sub/Canonical.lean
tsub_lt_iff_right
[]
[ 246, 55 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 245, 1 ]
Mathlib/Topology/UniformSpace/Basic.lean
closure_eq_uniformity
[ { "state_after": "case h.mk\nα : Type ua\nβ : Type ub\nγ : Type uc\nδ : Type ud\nι : Sort ?u.85860\ninst✝ : UniformSpace α\ns : Set (α × α)\nx y : α\n⊢ (x, y) ∈ closure s ↔ (x, y) ∈ ⋂ (V : Set (α × α)) (_ : V ∈ {V | V ∈ 𝓤 α ∧ SymmetricRel V}), V ○ s ○ V", "state_before": "α : Type ua\nβ : Type ub\nγ : Type...
[ 943, 86 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 938, 1 ]
Mathlib/Data/Part.lean
Part.bind_eq_bind
[]
[ 618, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 617, 1 ]
Mathlib/RingTheory/Henselian.lean
HenselianLocalRing.TFAE
[ { "state_after": "case _3_2\nR : Type u\ninst✝¹ : CommRing R\ninst✝ : LocalRing R\n⊢ (∀ {K : Type u} [inst : Field K] (φ : R →+* K),\n Surjective ↑φ →\n ∀ (f : R[X]),\n Monic f → ∀ (a₀ : K), eval₂ φ a₀ f = 0 → eval₂ φ a₀ (↑derivative f) ≠ 0 → ∃ a, IsRoot f a ∧ ↑φ a = a₀) →\n ∀ (f : R[X])...
[ 159, 14 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 124, 1 ]
Mathlib/Data/Real/Irrational.lean
Irrational.mul_nat
[]
[ 382, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 381, 1 ]
Mathlib/Analysis/Normed/Group/Basic.lean
nnnorm_le_pi_nnnorm'
[]
[ 2517, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2516, 1 ]
Mathlib/Data/Finset/Basic.lean
Finset.not_mem_singleton
[]
[ 690, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 689, 1 ]
Mathlib/Topology/Instances/ENNReal.lean
ENNReal.iInf_mul_right'
[ { "state_after": "no goals", "state_before": "α : Type ?u.118140\nβ : Type ?u.118143\nγ : Type ?u.118146\na✝ b c d : ℝ≥0∞\nr p q : ℝ≥0\nx y z ε ε₁ ε₂ : ℝ≥0∞\ns : Set ℝ≥0∞\nι : Sort u_1\nf : ι → ℝ≥0∞\na : ℝ≥0∞\nh : a = ⊤ → (⨅ (i : ι), f i) = 0 → ∃ i, f i = 0\nh0 : a = 0 → Nonempty ι\n⊢ (⨅ (i : ι), f i * a) =...
[ 507, 52 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 505, 1 ]
Mathlib/RingTheory/OreLocalization/Basic.lean
OreLocalization.zero_mul
[ { "state_after": "case c\nR : Type u_1\ninst✝¹ : Semiring R\nS : Submonoid R\ninst✝ : OreSet S\nr : R\ns : { x // x ∈ S }\n⊢ 0 * (r /ₒ s) = 0", "state_before": "R : Type u_1\ninst✝¹ : Semiring R\nS : Submonoid R\ninst✝ : OreSet S\nx : OreLocalization R S\n⊢ 0 * x = 0", "tactic": "induction' x using OreL...
[ 695, 77 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 693, 11 ]