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start
list
Mathlib/Data/Int/Log.lean
Int.log_one_right
[ { "state_after": "no goals", "state_before": "R : Type u_1\ninst✝¹ : LinearOrderedSemifield R\ninst✝ : FloorSemiring R\nb : ℕ\n⊢ log b 1 = 0", "tactic": "rw [log_of_one_le_right _ le_rfl, Nat.floor_one, Nat.log_one_right, Int.ofNat_zero]" } ]
[ 131, 86 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 130, 1 ]
Mathlib/Algebra/Hom/Equiv/Units/Basic.lean
Units.mulLeft_bijective
[]
[ 82, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 81, 1 ]
Mathlib/Topology/UniformSpace/UniformConvergence.lean
TendstoUniformly.tendstoUniformlyOnFilter
[ { "state_after": "no goals", "state_before": "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\nh : TendstoUniformly F f p\n⊢ TendstoUniformlyOnFilter F f p ⊤", "tactic": "rwa [← tendstoUniformly...
[ 150, 97 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 149, 1 ]
Mathlib/Algebra/Hom/Group.lean
MonoidHom.cancel_right
[]
[ 1177, 82 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1174, 1 ]
Mathlib/Data/Pi/Algebra.lean
Pi.mulSingle_eq_of_ne'
[]
[ 256, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 255, 1 ]
Mathlib/Tactic/CategoryTheory/BicategoryCoherence.lean
Mathlib.Tactic.BicategoryCoherence.bicategoricalComp_refl
[ { "state_after": "B : Type u\ninst✝ : Bicategory B\na b c d e : B\nf g h : a ⟶ b\nη : f ⟶ g\nθ : g ⟶ h\n⊢ η ≫ 𝟙 g ≫ θ = η ≫ θ", "state_before": "B : Type u\ninst✝ : Bicategory B\na b c d e : B\nf g h : a ⟶ b\nη : f ⟶ g\nθ : g ⟶ h\n⊢ η ⊗≫ θ = η ≫ θ", "tactic": "dsimp [bicategoricalComp]" }, { "s...
[ 243, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 242, 1 ]
Mathlib/RingTheory/Subring/Basic.lean
Subring.toAddSubgroup_injective
[]
[ 270, 46 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 269, 1 ]
Mathlib/Logic/IsEmpty.lean
IsEmpty.prop_iff
[]
[ 113, 14 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 112, 11 ]
Mathlib/Algebra/GroupWithZero/Semiconj.lean
SemiconjBy.div_right
[ { "state_after": "α : Type ?u.2687\nM₀ : Type ?u.2690\nG₀ : Type u_1\nM₀' : Type ?u.2696\nG₀' : Type ?u.2699\nF : Type ?u.2702\nF' : Type ?u.2705\ninst✝ : GroupWithZero G₀\na x y x' y' : G₀\nh : SemiconjBy a x y\nh' : SemiconjBy a x' y'\n⊢ SemiconjBy a (x * x'⁻¹) (y * y'⁻¹)", "state_before": "α : Type ?u.26...
[ 67, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 64, 1 ]
Mathlib/Data/List/Sigma.lean
List.dlookup_kinsert_ne
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : α → Type v\nl✝ l₁ l₂ : List (Sigma β)\ninst✝ : DecidableEq α\na a' : α\nb' : β a'\nl : List (Sigma β)\nh : a ≠ a'\n⊢ dlookup a (kinsert a' b' l) = dlookup a l", "tactic": "simp [h]" } ]
[ 594, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 593, 1 ]
Mathlib/LinearAlgebra/Matrix/BilinearForm.lean
BilinForm.toMatrix'_symm
[]
[ 195, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 193, 1 ]
Mathlib/Data/Polynomial/Basic.lean
Polynomial.smul_C
[]
[ 516, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 515, 1 ]
Mathlib/MeasureTheory/Measure/MeasureSpace.lean
MeasureTheory.Measure.countable_meas_level_set_pos
[]
[ 3631, 99 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 3625, 1 ]
Mathlib/Topology/Algebra/GroupCompletion.lean
UniformSpace.Completion.coe_zero
[]
[ 61, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 60, 1 ]
Mathlib/Data/Nat/Prime.lean
Nat.not_bddAbove_setOf_prime
[ { "state_after": "⊢ ∀ (x : ℕ), ∃ y, y ∈ {p | Prime p} ∧ x < y", "state_before": "⊢ ¬BddAbove {p | Prime p}", "tactic": "rw [not_bddAbove_iff]" }, { "state_after": "n : ℕ\n⊢ ∃ y, y ∈ {p | Prime p} ∧ n < y", "state_before": "⊢ ∀ (x : ℕ), ∃ y, y ∈ {p | Prime p} ∧ x < y", "tactic": "intro n"...
[ 492, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 488, 1 ]
Mathlib/Algebra/CubicDiscriminant.lean
Cubic.natDegree_of_zero
[]
[ 444, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 443, 1 ]
Mathlib/Topology/UrysohnsLemma.lean
Urysohns.CU.lim_le_one
[]
[ 250, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 249, 1 ]
Mathlib/Data/Nat/Prime.lean
Nat.minFac_eq
[]
[ 279, 81 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 279, 1 ]
Mathlib/Data/Matrix/Block.lean
Matrix.blockDiagonal_sub
[]
[ 453, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 451, 1 ]
Std/Data/Nat/Gcd.lean
Nat.coprime.symm
[]
[ 244, 73 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 244, 1 ]
Mathlib/Topology/Filter.lean
Filter.tendsto_nhds_atBot_iff
[]
[ 203, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 201, 11 ]
Mathlib/Analysis/Calculus/FDeriv/Mul.lean
HasFDerivAt.smul_const
[ { "state_after": "no goals", "state_before": "𝕜 : Type u_1\ninst✝¹² : NontriviallyNormedField 𝕜\nE : Type u_2\ninst✝¹¹ : NormedAddCommGroup E\ninst✝¹⁰ : NormedSpace 𝕜 E\nF : Type u_4\ninst✝⁹ : NormedAddCommGroup F\ninst✝⁸ : NormedSpace 𝕜 F\nG : Type ?u.594580\ninst✝⁷ : NormedAddCommGroup G\ninst✝⁶ : Nor...
[ 241, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 239, 1 ]
Mathlib/MeasureTheory/Integral/Bochner.lean
MeasureTheory.integral_sub'
[]
[ 895, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 893, 1 ]
Mathlib/Algebra/Module/LinearMap.lean
Module.End.natCast_def
[]
[ 1240, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1238, 1 ]
Mathlib/RingTheory/FractionalIdeal.lean
FractionalIdeal.coeToSubmodule_eq_bot
[ { "state_after": "no goals", "state_before": "R : Type u_1\ninst✝² : CommRing R\nS : Submonoid R\nP : Type u_2\ninst✝¹ : CommRing P\ninst✝ : Algebra R P\nloc : IsLocalization S P\nI : FractionalIdeal S P\nh : ↑I = ⊥\n⊢ (fun I => ↑I) I = (fun I => ↑I) 0", "tactic": "simp [h]" }, { "state_after": ...
[ 333, 74 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 332, 1 ]
Mathlib/GroupTheory/Abelianization.lean
Abelianization.mk_eq_of
[]
[ 120, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 119, 1 ]
Mathlib/Order/Heyting/Basic.lean
sup_le_of_le_sdiff_left
[]
[ 588, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 587, 1 ]
Mathlib/Order/Filter/Extr.lean
IsMinOn.comp_antitone
[]
[ 358, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 356, 1 ]
Mathlib/Topology/Bornology/Hom.lean
LocallyBoundedMap.coe_ofMapBounded
[]
[ 129, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 128, 1 ]
Mathlib/Data/Set/Intervals/Disjoint.lean
Set.eq_of_Ico_disjoint
[ { "state_after": "ι : Sort u\nα : Type v\nβ : Type w\ninst✝ : LinearOrder α\na₁ a₂ b₁ b₂ x₁ x₂ y₁ y₂ : α\nh : x₂ ≤ x₁ ∨ x₂ ≤ y₁\nhx : x₁ < x₂\nh2 : x₂ ∈ Ico y₁ y₂\n⊢ y₁ = x₂", "state_before": "ι : Sort u\nα : Type v\nβ : Type w\ninst✝ : LinearOrder α\na₁ a₂ b₁ b₂ x₁ x₂ y₁ y₂ : α\nh : Disjoint (Ico x₁ x₂) (I...
[ 150, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 146, 1 ]
Mathlib/Algebra/Module/Submodule/Basic.lean
Submodule.coe_restrictScalars
[]
[ 441, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 440, 1 ]
Mathlib/Topology/Category/Compactum.lean
Compactum.join_distrib
[ { "state_after": "X : Compactum\nuux : Ultrafilter (Ultrafilter X.A)\n⊢ ((Monad.μ β).app X.A ≫ X.a) uux = str X (Ultrafilter.map (str X) uux)", "state_before": "X : Compactum\nuux : Ultrafilter (Ultrafilter X.A)\n⊢ str X (join X uux) = str X (Ultrafilter.map (str X) uux)", "tactic": "change ((β ).μ.app ...
[ 165, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 161, 1 ]
Mathlib/ModelTheory/Encoding.lean
FirstOrder.Language.Term.card_le
[]
[ 124, 90 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 123, 1 ]
Mathlib/Analysis/Calculus/Series.lean
fderiv_tsum_apply
[]
[ 182, 75 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 179, 1 ]
Mathlib/Data/Bool/Basic.lean
Bool.xor_assoc
[ { "state_after": "no goals", "state_before": "⊢ ∀ (a b c : Bool), xor (xor a b) c = xor a (xor b c)", "tactic": "decide" } ]
[ 267, 76 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 267, 1 ]
Mathlib/Algebra/EuclideanDomain/Basic.lean
EuclideanDomain.mul_div_mul_cancel
[ { "state_after": "case pos\nR : Type u\ninst✝ : EuclideanDomain R\na b c : R\nha : a ≠ 0\nhcb : c ∣ b\nhc : c = 0\n⊢ a * b / (a * c) = b / c\n\ncase neg\nR : Type u\ninst✝ : EuclideanDomain R\na b c : R\nha : a ≠ 0\nhcb : c ∣ b\nhc : ¬c = 0\n⊢ a * b / (a * c) = b / c", "state_before": "R : Type u\ninst✝ : E...
[ 347, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 343, 1 ]
Mathlib/Logic/Equiv/LocalEquiv.lean
LocalEquiv.refl_source
[]
[ 609, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 608, 1 ]
Mathlib/Topology/Order/Basic.lean
Monotone.map_csSup_of_continuousAt
[ { "state_after": "α : Type u\nβ : Type v\nγ : Type w\ninst✝⁶ : ConditionallyCompleteLinearOrder α\ninst✝⁵ : TopologicalSpace α\ninst✝⁴ : OrderTopology α\ninst✝³ : ConditionallyCompleteLinearOrder β\ninst✝² : TopologicalSpace β\ninst✝¹ : OrderClosedTopology β\ninst✝ : Nonempty γ\nf : α → β\ns : Set α\nCf : Conti...
[ 2799, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2795, 1 ]
Mathlib/MeasureTheory/MeasurableSpace.lean
MeasurableSpace.gc_comap_map
[]
[ 132, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 130, 1 ]
Mathlib/Data/Int/Parity.lean
Int.two_mul_ediv_two_of_even
[]
[ 253, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 252, 1 ]
Mathlib/Order/Minimal.lean
minimals_subset
[]
[ 49, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 48, 1 ]
Mathlib/GroupTheory/Perm/List.lean
List.formPerm_mem_iff_mem
[]
[ 124, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 123, 1 ]
Mathlib/Data/Finsupp/Basic.lean
Finsupp.equivMapDomain_trans'
[ { "state_after": "case h.h\nα : Type u_1\nβ : Type u_2\nγ : Type u_3\nι : Type ?u.142684\nM : Type u_4\nM' : Type ?u.142690\nN : Type ?u.142693\nP : Type ?u.142696\nG : Type ?u.142699\nH : Type ?u.142702\nR : Type ?u.142705\nS : Type ?u.142708\ninst✝ : Zero M\nf : α ≃ β\ng : β ≃ γ\nx : α →₀ M\na✝ : γ\n⊢ ↑(equiv...
[ 341, 95 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 340, 1 ]
Mathlib/Data/PNat/Factors.lean
PNat.factorMultiset_le_iff
[ { "state_after": "case mp\nm n : ℕ+\n⊢ factorMultiset m ≤ factorMultiset n → m ∣ n\n\ncase mpr\nm n : ℕ+\n⊢ m ∣ n → factorMultiset m ≤ factorMultiset n", "state_before": "m n : ℕ+\n⊢ factorMultiset m ≤ factorMultiset n ↔ m ∣ n", "tactic": "constructor" }, { "state_after": "case mp\nm n : ℕ+\nh :...
[ 337, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 328, 1 ]
Mathlib/Data/MvPolynomial/Division.lean
MvPolynomial.X_dvd_monomial
[ { "state_after": "σ : Type u_1\nR : Type u_2\ninst✝ : CommSemiring R\ni : σ\nj : σ →₀ ℕ\nr : R\n⊢ (r = 0 ∨ Finsupp.single i 1 ≤ j) ∧ 1 ∣ r ↔ r = 0 ∨ ↑j i ≠ 0", "state_before": "σ : Type u_1\nR : Type u_2\ninst✝ : CommSemiring R\ni : σ\nj : σ →₀ ℕ\nr : R\n⊢ X i ∣ ↑(monomial j) r ↔ r = 0 ∨ ↑j i ≠ 0", "tac...
[ 266, 81 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 263, 1 ]
Mathlib/Data/Polynomial/Eval.lean
Polynomial.eval_eq_sum
[ { "state_after": "R : Type u\nS : Type v\nT : Type w\nι : Type y\na b : R\nm n : ℕ\ninst✝ : Semiring R\np q r : R[X]\nx : R\n⊢ (sum p fun e a => ↑(RingHom.id R) a * x ^ e) = sum p fun e a => a * x ^ e", "state_before": "R : Type u\nS : Type v\nT : Type w\nι : Type y\na b : R\nm n : ℕ\ninst✝ : Semiring R\np ...
[ 318, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 316, 1 ]
Mathlib/MeasureTheory/Integral/Lebesgue.lean
MeasureTheory.lintegral_const_mul
[ { "state_after": "case e_f\nα : Type u_1\nβ : Type ?u.933531\nγ : Type ?u.933534\nδ : Type ?u.933537\nm : MeasurableSpace α\nμ ν : Measure α\nr : ℝ≥0∞\nf : α → ℝ≥0∞\nhf : Measurable f\n⊢ (fun a => r * f a) = fun a => ⨆ (n : ℕ), ↑(const α r * eapprox f n) a", "state_before": "α : Type u_1\nβ : Type ?u.933531...
[ 696, 95 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 679, 1 ]
Mathlib/MeasureTheory/Integral/SetIntegral.lean
MeasureTheory.integrable_of_summable_norm_restrict
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type u_3\nE : Type u_2\nF : Type ?u.312326\ninst✝⁶ : MeasurableSpace α\nμ : Measure α\ninst✝⁵ : NormedAddCommGroup E\ninst✝⁴ : Countable β\ninst✝³ : TopologicalSpace α\ninst✝² : BorelSpace α\ninst✝¹ : MetrizableSpace α\ninst✝ : IsLocallyFiniteM...
[ 826, 92 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 823, 1 ]
Mathlib/Analysis/Convex/Gauge.lean
gauge_def
[]
[ 64, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 63, 1 ]
Mathlib/Data/Real/CauSeq.lean
CauSeq.coe_one
[]
[ 259, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 258, 1 ]
Mathlib/SetTheory/Game/PGame.lean
PGame.le_congr_imp
[]
[ 798, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 797, 1 ]
Mathlib/Algebra/Ring/Defs.lean
one_add_mul
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nγ : Type w\nR : Type x\ninst✝² : Add α\ninst✝¹ : MulOneClass α\ninst✝ : RightDistribClass α\na b : α\n⊢ (1 + a) * b = b + a * b", "tactic": "rw [add_mul, one_mul]" } ]
[ 166, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 165, 1 ]
Std/Data/Int/Lemmas.lean
Int.le_add_one
[]
[ 854, 40 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 853, 1 ]
Mathlib/MeasureTheory/Function/L1Space.lean
MeasureTheory.AEEqFun.integrable_zero
[]
[ 1224, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1223, 1 ]
Mathlib/Topology/Sets/Opens.lean
TopologicalSpace.Opens.mk_inf_mk
[]
[ 172, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 170, 1 ]
Mathlib/Analysis/Convex/Extreme.lean
IsExtreme.antisymm
[]
[ 91, 48 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 90, 11 ]
Mathlib/Algebra/BigOperators/Basic.lean
Multiset.toFinset_prod_dvd_prod
[ { "state_after": "ι : Type ?u.942035\nβ : Type u\nα : Type v\nγ : Type w\ns s₁ s₂ : Finset α\na : α\nf g : α → β\ninst✝¹ : DecidableEq α\ninst✝ : CommMonoid α\nS : Multiset α\n⊢ prod (map (fun x => id x) (toFinset S).val) ∣ prod S", "state_before": "ι : Type ?u.942035\nβ : Type u\nα : Type v\nγ : Type w\ns ...
[ 2171, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2168, 1 ]
Mathlib/Topology/LocalHomeomorph.lean
LocalHomeomorph.source_inter_preimage_target_inter
[]
[ 307, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 305, 1 ]
Mathlib/RingTheory/Ideal/Operations.lean
Ideal.comap_bot_le_of_injective
[ { "state_after": "R : Type u\nS : Type v\nF : Type u_1\ninst✝¹ : Semiring R\ninst✝ : Semiring S\nrc : RingHomClass F R S\nf : F\nI J : Ideal R\nK L : Ideal S\nG : Type ?u.1181788\nrcg : RingHomClass G S R\nι : Sort ?u.1181822\nhf : Function.Injective ↑f\nx : R\nhx : x ∈ comap f ⊥\n⊢ x ∈ ⊥", "state_before": ...
[ 1627, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1624, 1 ]
Mathlib/Algebra/Order/Hom/Ring.lean
OrderRingIso.symm_bijective
[]
[ 510, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 508, 1 ]
Mathlib/RingTheory/WittVector/IsPoly.lean
WittVector.addIsPoly₂
[ { "state_after": "p : ℕ\nR S : Type u\nσ : Type ?u.696083\nidx : Type ?u.696086\ninst✝³ : CommRing R\ninst✝² : CommRing S\ninst✝¹ : Fact (Nat.Prime p)\nR✝ : Type u_1\ninst✝ : CommRing R✝\nx✝ y✝ : 𝕎 R✝\n⊢ (x✝ + y✝).coeff = fun n => peval (wittAdd p n) ![x✝.coeff, y✝.coeff]", "state_before": "p : ℕ\nR S : Ty...
[ 542, 55 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 539, 1 ]
Mathlib/MeasureTheory/Measure/VectorMeasure.lean
MeasureTheory.VectorMeasure.restrict_smul
[ { "state_after": "case pos\nα : Type u_1\nβ : Type ?u.514959\nm : MeasurableSpace α\ninst✝⁵ : MeasurableSpace β\nM : Type u_2\ninst✝⁴ : AddCommMonoid M\ninst✝³ : TopologicalSpace M\nR : Type u_3\ninst✝² : Semiring R\ninst✝¹ : DistribMulAction R M\ninst✝ : ContinuousConstSMul R M\nv : VectorMeasure α M\ni : Set ...
[ 802, 9 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 793, 1 ]
Std/Data/PairingHeap.lean
Std.PairingHeapImp.Heap.WF.merge_node
[ { "state_after": "α✝ : Type u_1\nle : α✝ → α✝ → Bool\na₁ : α✝\nc₁ : Heap α✝\na₂ : α✝\nc₂ s₁ s₂ : Heap α✝\nh₁ : NodeWF le a₁ c₁\nh₂ : NodeWF le a₂ c₂\n⊢ WF le\n (match Heap.node a₁ c₁ s₁, Heap.node a₂ c₂ s₂ with\n | Heap.nil, Heap.nil => Heap.nil\n | Heap.nil, Heap.node a₂ c₂ sibling => Heap.node a₂ c₂ ...
[ 237, 66 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 232, 1 ]
Mathlib/Topology/Bases.lean
TopologicalSpace.IsTopologicalBasis.quotientMap
[ { "state_after": "case h_open\nα : Type u\nt : TopologicalSpace α\nX : Type u_1\ninst✝¹ : TopologicalSpace X\nY : Type u_2\ninst✝ : TopologicalSpace Y\nπ : X → Y\nV : Set (Set X)\nhV : IsTopologicalBasis V\nh' : QuotientMap π\nh : IsOpenMap π\n⊢ ∀ (u : Set Y), u ∈ image π '' V → IsOpen u\n\ncase h_nhds\nα : Typ...
[ 851, 64 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 839, 1 ]
Mathlib/Order/Lattice.lean
inf_inf_inf_comm
[]
[ 532, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 531, 1 ]
Mathlib/LinearAlgebra/Matrix/DotProduct.lean
Matrix.dotProduct_self_eq_zero
[ { "state_after": "no goals", "state_before": "R : Type v\nn : Type w\ninst✝¹ : Fintype n\ninst✝ : LinearOrderedRing R\nv : n → R\n⊢ (∀ (i : n), i ∈ Finset.univ → v i * v i = 0) ↔ v = 0", "tactic": "simp [Function.funext_iff]" } ]
[ 85, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 83, 1 ]
Mathlib/Topology/OmegaCompletePartialOrder.lean
continuous_of_scottContinuous
[ { "state_after": "α : Type u_1\nβ : Type u_2\ninst✝¹ : OmegaCompletePartialOrder α\ninst✝ : OmegaCompletePartialOrder β\nf : Scott α → Scott β\nhf : Continuous' f\n⊢ ∀ (s : Set (Scott β)), IsOpen s → IsOpen (f ⁻¹' s)", "state_before": "α : Type u_1\nβ : Type u_2\ninst✝¹ : OmegaCompletePartialOrder α\ninst✝ ...
[ 160, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 151, 1 ]
Mathlib/Algebra/Lie/Submodule.lean
LieSubmodule.bot_coe
[]
[ 370, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 369, 1 ]
Mathlib/Data/Finset/LocallyFinite.lean
Finset.Ico_union_Ico_eq_Ico
[ { "state_after": "no goals", "state_before": "ι : Type ?u.123560\nα : Type u_1\ninst✝¹ : LinearOrder α\ninst✝ : LocallyFiniteOrder α\na✝ b✝ a b c : α\nhab : a ≤ b\nhbc : b ≤ c\n⊢ Ico a b ∪ Ico b c = Ico a c", "tactic": "rw [← coe_inj, coe_union, coe_Ico, coe_Ico, coe_Ico, Set.Ico_union_Ico_eq_Ico hab hb...
[ 758, 89 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 756, 1 ]
Mathlib/Algebra/GroupPower/Order.lean
sq_lt_sq
[ { "state_after": "no goals", "state_before": "β : Type ?u.257384\nA : Type ?u.257387\nG : Type ?u.257390\nM : Type ?u.257393\nR : Type u_1\ninst✝ : LinearOrderedRing R\nx y : R\n⊢ x ^ 2 < y ^ 2 ↔ abs x < abs y", "tactic": "simpa only [sq_abs] using\n (@strictMonoOn_pow R _ _ two_pos).lt_iff_lt (abs_non...
[ 693, 78 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 691, 1 ]
Mathlib/Data/List/Rotate.lean
List.IsRotated.symm
[ { "state_after": "case intro\nα : Type u\nl : List α\nn : ℕ\n⊢ rotate l n ~r l", "state_before": "α : Type u\nl l' : List α\nh : l ~r l'\n⊢ l' ~r l", "tactic": "obtain ⟨n, rfl⟩ := h" }, { "state_after": "case intro.nil\nα : Type u\nn : ℕ\n⊢ rotate [] n ~r []\n\ncase intro.cons\nα : Type u\nn : ℕ...
[ 451, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 445, 1 ]
Mathlib/Topology/Algebra/Group/Basic.lean
Homeomorph.shearMulRight_coe
[]
[ 662, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 660, 1 ]
Mathlib/Topology/Algebra/GroupWithZero.lean
ContinuousAt.zpow₀
[]
[ 338, 15 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 336, 8 ]
Mathlib/MeasureTheory/Constructions/BorelSpace/Basic.lean
aemeasurable_coe_nnreal_ennreal_iff
[]
[ 1911, 63 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1909, 1 ]
Mathlib/Algebra/EuclideanDomain/Basic.lean
EuclideanDomain.dvd_gcd
[ { "state_after": "no goals", "state_before": "R : Type u\ninst✝¹ : EuclideanDomain R\ninst✝ : DecidableEq R\na b c x✝¹ : R\nx✝ : c ∣ 0\nH : c ∣ x✝¹\n⊢ c ∣ gcd 0 x✝¹", "tactic": "simpa only [gcd_zero_left] using H" }, { "state_after": "R : Type u\ninst✝¹ : EuclideanDomain R\ninst✝ : DecidableEq R...
[ 176, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 173, 1 ]
Std/Classes/Order.lean
Std.OrientedCmp.cmp_eq_gt
[ { "state_after": "α✝ : Sort u_1\ncmp : α✝ → α✝ → Ordering\nx y : α✝\ninst✝ : OrientedCmp cmp\n⊢ cmp y x = Ordering.swap Ordering.gt ↔ cmp y x = Ordering.lt", "state_before": "α✝ : Sort u_1\ncmp : α✝ → α✝ → Ordering\nx y : α✝\ninst✝ : OrientedCmp cmp\n⊢ cmp x y = Ordering.gt ↔ cmp y x = Ordering.lt", "ta...
[ 32, 45 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 31, 1 ]
Mathlib/Topology/Inseparable.lean
specializes_pi
[ { "state_after": "no goals", "state_before": "X : Type ?u.16376\nY : Type ?u.16379\nZ : Type ?u.16382\nα : Type ?u.16385\nι : Type u_1\nπ : ι → Type u_2\ninst✝³ : TopologicalSpace X\ninst✝² : TopologicalSpace Y\ninst✝¹ : TopologicalSpace Z\ninst✝ : (i : ι) → TopologicalSpace (π i)\nx y z : X\ns : Set X\nf✝ ...
[ 217, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 216, 1 ]
Mathlib/LinearAlgebra/FreeModule/Finite/Rank.lean
FiniteDimensional.nonempty_linearEquiv_of_finrank_eq
[ { "state_after": "no goals", "state_before": "R : Type u\nM : Type v\nN : Type w\ninst✝⁹ : Ring R\ninst✝⁸ : StrongRankCondition R\ninst✝⁷ : AddCommGroup M\ninst✝⁶ : Module R M\ninst✝⁵ : Module.Free R M\ninst✝⁴ : Module.Finite R M\ninst✝³ : AddCommGroup N\ninst✝² : Module R N\ninst✝¹ : Module.Free R N\ninst✝...
[ 144, 95 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 142, 1 ]
Mathlib/Analysis/Convex/Basic.lean
Convex.affinity
[ { "state_after": "no goals", "state_before": "𝕜 : Type u_1\nE : Type u_2\nF : Type ?u.180457\nβ : Type ?u.180460\ninst✝⁴ : OrderedCommSemiring 𝕜\ninst✝³ : AddCommMonoid E\ninst✝² : AddCommMonoid F\ninst✝¹ : Module 𝕜 E\ninst✝ : Module 𝕜 F\ns : Set E\nhs : Convex 𝕜 s\nz : E\nc : 𝕜\n⊢ Convex 𝕜 ((fun x =...
[ 433, 83 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 432, 1 ]
Mathlib/Data/Finset/Card.lean
Finset.card_image_le
[ { "state_after": "no goals", "state_before": "α : Type u_2\nβ : Type u_1\ns t : Finset α\nf : α → β\nn : ℕ\ninst✝ : DecidableEq β\n⊢ card (image f s) ≤ card s", "tactic": "simpa only [card_map] using (s.1.map f).toFinset_card_le" } ]
[ 220, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 219, 1 ]
Std/Data/Int/DivMod.lean
Int.dvd_antisymm
[ { "state_after": "a b : Int\nH1 : 0 ≤ a\nH2 : 0 ≤ b\n⊢ ↑(natAbs a) ∣ ↑(natAbs b) → ↑(natAbs b) ∣ ↑(natAbs a) → ↑(natAbs a) = ↑(natAbs b)", "state_before": "a b : Int\nH1 : 0 ≤ a\nH2 : 0 ≤ b\n⊢ a ∣ b → b ∣ a → a = b", "tactic": "rw [← natAbs_of_nonneg H1, ← natAbs_of_nonneg H2]" }, { "state_after...
[ 670, 25 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 667, 1 ]
Mathlib/Algebra/Order/Hom/Basic.lean
map_div_rev
[ { "state_after": "no goals", "state_before": "ι : Type ?u.38496\nF : Type u_3\nα : Type u_2\nβ : Type u_1\nγ : Type ?u.38508\nδ : Type ?u.38511\ninst✝² : Group α\ninst✝¹ : OrderedAddCommMonoid β\ninst✝ : GroupSeminormClass F α β\nf : F\nx y : α\n⊢ ↑f (x / y) = ↑f (y / x)", "tactic": "rw [← inv_div, map_...
[ 253, 81 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 253, 1 ]
Mathlib/AlgebraicTopology/DoldKan/PInfty.lean
AlgebraicTopology.DoldKan.Q_is_eventually_constant
[ { "state_after": "no goals", "state_before": "C : Type u_2\ninst✝¹ : Category C\ninst✝ : Preadditive C\nX : SimplicialObject C\nq n : ℕ\nhqn : n ≤ q\n⊢ HomologicalComplex.Hom.f (Q (q + 1)) n = HomologicalComplex.Hom.f (Q q) n", "tactic": "simp only [Q, HomologicalComplex.sub_f_apply, P_is_eventually_con...
[ 50, 78 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 48, 1 ]
Mathlib/Data/Polynomial/Expand.lean
Polynomial.expand_char
[ { "state_after": "case refine'_1\nR : Type u\ninst✝² : CommSemiring R\nS : Type v\ninst✝¹ : CommSemiring S\np q : ℕ\ninst✝ : CharP R p\nhp : Fact (Nat.Prime p)\nf a b : R[X]\nha : map (frobenius R p) (↑(expand R p) a) = a ^ p\nhb : map (frobenius R p) (↑(expand R p) b) = b ^ p\n⊢ map (frobenius R p) (↑(expand R...
[ 253, 9 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 248, 1 ]
Mathlib/GroupTheory/Subsemigroup/Operations.lean
Subsemigroup.top_prod
[ { "state_after": "no goals", "state_before": "M : Type u_2\nN : Type u_1\nP : Type ?u.51321\nσ : Type ?u.51324\ninst✝² : Mul M\ninst✝¹ : Mul N\ninst✝ : Mul P\nS : Subsemigroup M\ns : Subsemigroup N\nx : M × N\n⊢ x ∈ prod ⊤ s ↔ x ∈ comap (MulHom.snd M N) s", "tactic": "simp [mem_prod, MulHom.coe_snd]" ...
[ 674, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 673, 1 ]
Mathlib/Data/List/Rotate.lean
List.isRotated_nil_iff
[ { "state_after": "no goals", "state_before": "α : Type u\nl l' : List α\nx✝ : l ~r []\nn : ℕ\nhn : rotate l n = []\n⊢ l = []", "tactic": "simpa using hn" }, { "state_after": "no goals", "state_before": "α : Type u\nl l' : List α\nh : l = []\n⊢ l ~r l", "tactic": "rfl" } ]
[ 492, 58 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 491, 1 ]
Mathlib/LinearAlgebra/AffineSpace/AffineMap.lean
AffineMap.congr_fun
[]
[ 162, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 161, 11 ]
Mathlib/ModelTheory/Definability.lean
Set.Definable.image_comp_embedding
[ { "state_after": "no goals", "state_before": "M : Type w\nA : Set M\nL : Language\ninst✝¹ : Structure L M\nα : Type u₁\nβ : Type u_1\nB : Set M\ns✝ : Set (α → M)\ns : Set (β → M)\nh : Definable A L s\nf : α ↪ β\ninst✝ : Finite β\n⊢ Definable A L ((fun g => g ∘ ↑f) '' s)", "tactic": "classical\n cases n...
[ 203, 9 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 191, 1 ]
Mathlib/Data/Bool/Basic.lean
Bool.decide_and
[ { "state_after": "no goals", "state_before": "p q : Prop\ninst✝¹ : Decidable p\ninst✝ : Decidable q\n⊢ decide (p ∧ q) = (decide p && decide q)", "tactic": "by_cases p <;> by_cases q <;> simp [*]" } ]
[ 69, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 68, 1 ]
Mathlib/SetTheory/ZFC/Basic.lean
ZFSet.mem_pair
[ { "state_after": "no goals", "state_before": "x y z : ZFSet\n⊢ x ∈ {y, z} ↔ x = y ∨ x = z", "tactic": "simp" } ]
[ 938, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 937, 1 ]
Mathlib/Combinatorics/SimpleGraph/Connectivity.lean
SimpleGraph.Walk.IsTrail.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\nh : List.Nodup (edges p) ∧ List.Nodup (edges q) ∧ List.Disjoint (edges p) (edges q)\n⊢ IsTrail p", "state_before": "V : Type u\nV' : Type v\nV'' ...
[ 946, 14 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 943, 1 ]
Mathlib/Data/Multiset/Basic.lean
Multiset.card_lt_of_lt
[]
[ 774, 82 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 773, 1 ]
Mathlib/Init/CcLemmas.lean
eq_false_of_or_eq_false_right
[]
[ 108, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 107, 1 ]
Mathlib/Analysis/Normed/Group/Hom.lean
NormedAddGroupHom.continuous
[]
[ 274, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 273, 11 ]
Mathlib/Analysis/Calculus/ContDiff.lean
ContDiffAt.sum
[ { "state_after": "𝕜 : Type u_2\ninst✝¹⁰ : NontriviallyNormedField 𝕜\nD : Type uD\ninst✝⁹ : NormedAddCommGroup D\ninst✝⁸ : NormedSpace 𝕜 D\nE : Type uE\ninst✝⁷ : NormedAddCommGroup E\ninst✝⁶ : NormedSpace 𝕜 E\nF : Type uF\ninst✝⁵ : NormedAddCommGroup F\ninst✝⁴ : NormedSpace 𝕜 F\nG : Type uG\ninst✝³ : Normed...
[ 1357, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1354, 1 ]
Mathlib/Order/Circular.lean
btw_rfl_left_right
[]
[ 299, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 298, 1 ]
Mathlib/Probability/ProbabilityMassFunction/Monad.lean
Pmf.bindOnSupport_comm
[ { "state_after": "case h\nα : Type u_1\nβ : Type u_2\nγ : Type u_3\np✝ : Pmf α\nf✝ : (a : α) → a ∈ support p✝ → Pmf β\np : Pmf α\nq : Pmf β\nf : (a : α) → a ∈ support p → (b : β) → b ∈ support q → Pmf γ\n⊢ ∀ (x : γ),\n ↑(bindOnSupport p fun a ha => bindOnSupport q (f a ha)) x =\n ↑(bindOnSupport q fun b...
[ 304, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 297, 1 ]
Mathlib/Order/Monotone/Monovary.lean
antivaryOn_const_right
[]
[ 144, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 143, 1 ]
Mathlib/MeasureTheory/Integral/SetToL1.lean
MeasureTheory.L1.setToL1_add_left'
[ { "state_after": "α : Type u_1\nE : Type u_2\nF : Type u_3\nF' : Type ?u.1092386\nG : Type ?u.1092389\n𝕜 : Type ?u.1092392\np : ℝ≥0∞\ninst✝¹⁰ : NormedAddCommGroup E\ninst✝⁹ : NormedSpace ℝ E\ninst✝⁸ : NormedAddCommGroup F\ninst✝⁷ : NormedSpace ℝ F\ninst✝⁶ : NormedAddCommGroup F'\ninst✝⁵ : NormedSpace ℝ F'\nins...
[ 1108, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1097, 1 ]
Mathlib/Combinatorics/SimpleGraph/Ends/Defs.lean
SimpleGraph.ComponentCompl.infinite_iff_in_all_ranges
[ { "state_after": "case mp\nV : Type u\nG : SimpleGraph V\nK✝ L L' M : Set V\nK : Finset V\nC : ComponentCompl G ↑K\n⊢ Set.Infinite (supp C) → ∀ (L : Finset V) (h : K ⊆ L), ∃ D, hom h D = C\n\ncase mpr\nV : Type u\nG : SimpleGraph V\nK✝ L L' M : Set V\nK : Finset V\nC : ComponentCompl G ↑K\n⊢ (∀ (L : Finset V) (...
[ 245, 74 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 232, 1 ]