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start
list
Mathlib/Order/Filter/Pointwise.lean
Filter.mem_mul
[]
[ 300, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 299, 1 ]
Mathlib/Analysis/Calculus/FDerivMeasurable.lean
RightDerivMeasurableAux.b_mem_nhdsWithin_Ioi
[ { "state_after": "case intro.intro.intro\nF : Type u_1\ninst✝¹ : NormedAddCommGroup F\ninst✝ : NormedSpace ℝ F\nf : ℝ → F\nK✝ K : Set F\nr s ε x : ℝ\nhx : x ∈ B f K r s ε\nL : F\nLK : L ∈ K\nhL₁ : x ∈ A f L r ε\nhL₂ : x ∈ A f L s ε\n⊢ B f K r s ε ∈ 𝓝[Ioi x] x", "state_before": "F : Type u_1\ninst✝¹ : Norme...
[ 506, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 500, 1 ]
Mathlib/Geometry/Manifold/SmoothManifoldWithCorners.lean
LocalHomeomorph.extend_source
[ { "state_after": "no goals", "state_before": "𝕜 : Type u_3\nE : Type u_2\nM : Type u_1\nH : Type u_4\nE' : Type ?u.128317\nM' : Type ?u.128320\nH' : Type ?u.128323\ninst✝⁸ : NontriviallyNormedField 𝕜\ninst✝⁷ : NormedAddCommGroup E\ninst✝⁶ : NormedSpace 𝕜 E\ninst✝⁵ : TopologicalSpace H\ninst✝⁴ : Topologic...
[ 795, 79 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 794, 1 ]
Mathlib/RingTheory/IsTensorProduct.lean
IsBaseChange.of_lift_unique
[ { "state_after": "case intro.intro\nR : Type u_1\nM : Type v₁\nN : Type v₂\nS : Type v₃\ninst✝¹² : AddCommMonoid M\ninst✝¹¹ : AddCommMonoid N\ninst✝¹⁰ : CommRing R\ninst✝⁹ : CommRing S\ninst✝⁸ : Algebra R S\ninst✝⁷ : Module R M\ninst✝⁶ : Module R N\ninst✝⁵ : Module S N\ninst✝⁴ : IsScalarTower R S N\nf : M →ₗ[R]...
[ 296, 8 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 264, 1 ]
Mathlib/Data/Nat/Multiplicity.lean
Nat.multiplicity_eq_card_pow_dvd
[ { "state_after": "no goals", "state_before": "m n b : ℕ\nhm : m ≠ 1\nhn : 0 < n\nhb : log m n < b\n⊢ multiplicity m n = ↑(card (Ico 1 (Part.get (multiplicity m n) (_ : multiplicity.Finite m n) + 1)))", "tactic": "simp" }, { "state_after": "m n b : ℕ\nhm : m ≠ 1\nhn : 0 < n\nhb : log m n < b\ni :...
[ 75, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 59, 1 ]
Mathlib/MeasureTheory/MeasurableSpace.lean
measurable_from_top
[]
[ 233, 100 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 233, 1 ]
Mathlib/Data/Set/Function.lean
Set.mapsTo_image
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.22310\nι : Sort ?u.22313\nπ : α → Type ?u.22318\ns✝ s₁ s₂ : Set α\nt t₁ t₂ : Set β\np : Set γ\nf✝ f₁ f₂ f₃ : α → β\ng g₁ g₂ : β → γ\nf' f₁' f₂' : β → α\ng' : γ → β\na : α\nb : β\nf : α → β\ns : Set α\n⊢ MapsTo f s (f '' s)...
[ 501, 86 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 501, 1 ]
Mathlib/Analysis/Convex/SpecificFunctions/Deriv.lean
deriv_sqrt_mul_log'
[]
[ 138, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 136, 1 ]
Std/Data/Int/Lemmas.lean
Int.lt_of_add_one_le
[]
[ 1250, 66 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 1250, 1 ]
Mathlib/MeasureTheory/Function/LpSeminorm.lean
MeasureTheory.essSup_trim
[ { "state_after": "α : Type u_1\nE : Type ?u.3171975\nF : Type ?u.3171978\nG : Type ?u.3171981\nm m0 : MeasurableSpace α\np : ℝ≥0∞\nq : ℝ\nμ ν : Measure α\ninst✝² : NormedAddCommGroup E\ninst✝¹ : NormedAddCommGroup F\ninst✝ : NormedAddCommGroup G\nhm : m ≤ m0\nf : α → ℝ≥0∞\nhf : Measurable f\n⊢ limsup f (Measure...
[ 981, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 978, 1 ]
Mathlib/Algebra/ModEq.lean
AddCommGroup.nsmul_add_modEq
[ { "state_after": "no goals", "state_before": "α : Type u_1\ninst✝ : AddCommGroup α\np a a₁ a₂ b b₁ b₂ c : α\nn✝ : ℕ\nz : ℤ\nn : ℕ\n⊢ a - (n • p + a) = -↑n • p", "tactic": "simp [← sub_sub]" } ]
[ 130, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 129, 1 ]
Mathlib/Data/Matrix/Basic.lean
Matrix.col_mulVec
[ { "state_after": "case a.h\nl : Type ?u.1216213\nm : Type u_2\nn : Type u_1\no : Type ?u.1216222\nm' : o → Type ?u.1216227\nn' : o → Type ?u.1216232\nR : Type ?u.1216235\nS : Type ?u.1216238\nα : Type v\nβ : Type w\nγ : Type ?u.1216245\ninst✝¹ : Fintype n\ninst✝ : NonUnitalNonAssocSemiring α\nM : Matrix m n α\n...
[ 2717, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2714, 1 ]
Mathlib/CategoryTheory/SingleObj.lean
CategoryTheory.SingleObj.mapHom_id
[]
[ 138, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 137, 1 ]
Mathlib/Topology/MetricSpace/Gluing.lean
Metric.Sigma.fst_eq_of_dist_lt_one
[ { "state_after": "case mk\nι : Type u_1\nE : ι → Type u_2\ninst✝ : (i : ι) → MetricSpace (E i)\ny : (i : ι) × E i\nfst✝ : ι\nsnd✝ : E fst✝\nh : dist { fst := fst✝, snd := snd✝ } y < 1\n⊢ { fst := fst✝, snd := snd✝ }.fst = y.fst", "state_before": "ι : Type u_1\nE : ι → Type u_2\ninst✝ : (i : ι) → MetricSpace...
[ 348, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 345, 1 ]
Mathlib/Data/Complex/Exponential.lean
Complex.tanh_zero
[ { "state_after": "no goals", "state_before": "x y : ℂ\n⊢ tanh 0 = 0", "tactic": "simp [tanh]" } ]
[ 697, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 697, 1 ]
Mathlib/LinearAlgebra/Multilinear/Basic.lean
MultilinearMap.map_piecewise_smul
[ { "state_after": "R : Type u\nι : Type u'\nn : ℕ\nM : Fin (Nat.succ n) → Type v\nM₁ : ι → Type v₁\nM₂ : Type v₂\nM₃ : Type v₃\nM' : Type v'\ninst✝⁷ : CommSemiring R\ninst✝⁶ : (i : ι) → AddCommMonoid (M₁ i)\ninst✝⁵ : (i : Fin (Nat.succ n)) → AddCommMonoid (M i)\ninst✝⁴ : AddCommMonoid M₂\ninst✝³ : (i : Fin (Nat....
[ 851, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 838, 1 ]
Mathlib/Analysis/Calculus/Deriv/Inv.lean
DifferentiableAt.div
[]
[ 219, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 217, 1 ]
Mathlib/Data/Finset/LocallyFinite.lean
Finset.Ioc_subset_Icc_self
[ { "state_after": "ι : Type ?u.24849\nα : Type u_1\ninst✝¹ : Preorder α\ninst✝ : LocallyFiniteOrder α\na a₁ a₂ b b₁ b₂ c x : α\n⊢ Set.Ioc a b ⊆ Set.Icc a b", "state_before": "ι : Type ?u.24849\nα : Type u_1\ninst✝¹ : Preorder α\ninst✝ : LocallyFiniteOrder α\na a₁ a₂ b b₁ b₂ c x : α\n⊢ Ioc a b ⊆ Icc a b", ...
[ 242, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 240, 1 ]
Std/Data/Array/Lemmas.lean
Array.getElem_ofFn
[ { "state_after": "no goals", "state_before": "n : Nat\nα : Type u_1\nf : Fin n → α\ni : Nat\nh : i < size (ofFn f)\n⊢ 0 ≤ n", "tactic": "simp" }, { "state_after": "no goals", "state_before": "n : Nat\nα : Type u_1\nf : Fin n → α\ni : Nat\nh : i < size (ofFn f)\n⊢ 0 = size (mkEmpty n)", "...
[ 302, 49 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 300, 9 ]
Mathlib/Data/Polynomial/FieldDivision.lean
Polynomial.mod_def
[]
[ 198, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 198, 1 ]
Mathlib/RepresentationTheory/Action.lean
Action.ofMulAction_apply
[]
[ 837, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 835, 1 ]
Mathlib/CategoryTheory/CofilteredSystem.lean
CategoryTheory.Functor.eventually_injective
[ { "state_after": "J : Type u\ninst✝⁵ : Category J\nF : J ⥤ Type v\ni j k : J\ns : Set (F.obj i)\ninst✝⁴ : IsCofilteredOrEmpty J\ninst✝³ : ∀ (j : J), _root_.Nonempty (F.obj j)\ninst✝² : ∀ (j : J), Finite (F.obj j)\nFsur : ∀ ⦃i j : J⦄ (f : i ⟶ j), Function.Surjective (F.map f)\ninst✝¹ : _root_.Nonempty J\ninst✝ :...
[ 376, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 365, 1 ]
Mathlib/Topology/Algebra/StarSubalgebra.lean
elementalStarAlgebra.star_self_mem
[]
[ 190, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 189, 1 ]
Mathlib/Order/Monotone/Basic.lean
StrictMono.injective
[]
[ 846, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 845, 1 ]
Mathlib/LinearAlgebra/Matrix/SpecialLinearGroup.lean
ModularGroup.T_inv_mul_apply_one
[ { "state_after": "no goals", "state_before": "g : SL(2, ℤ)\n⊢ ↑(T⁻¹ * g) 1 = ↑g 1", "tactic": "simpa using T_pow_mul_apply_one (-1) g" } ]
[ 390, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 389, 1 ]
Mathlib/FieldTheory/Laurent.lean
RatFunc.laurent_laurent
[ { "state_after": "case f\nR : Type u\ninst✝ : CommRing R\nhdomain : IsDomain R\nr s : R\np q : R[X]\nf : RatFunc R\np✝ q✝ : R[X]\nhq✝ : q✝ ≠ 0\n⊢ ↑(laurent r) (↑(laurent s) (↑(algebraMap R[X] (RatFunc R)) p✝ / ↑(algebraMap R[X] (RatFunc R)) q✝)) =\n ↑(laurent (r + s)) (↑(algebraMap R[X] (RatFunc R)) p✝ / ↑(a...
[ 117, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 115, 1 ]
Mathlib/Data/Set/Intervals/Monotone.lean
antitone_Ioi
[]
[ 34, 79 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 34, 1 ]
Mathlib/Data/Seq/Seq.lean
Stream'.Seq.append_assoc
[ { "state_after": "case bisim\nα : Type u\nβ : Type v\nγ : Type w\ns t u : Seq α\n⊢ IsBisimulation fun s1 s2 => ∃ s t u, s1 = append (append s t) u ∧ s2 = append s (append t u)\n\ncase r\nα : Type u\nβ : Type v\nγ : Type w\ns t u : Seq α\n⊢ ∃ s_1 t_1 u_1,\n append (append s t) u = append (append s_1 t_1) u_1 ...
[ 690, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 675, 1 ]
Mathlib/MeasureTheory/Function/LpSeminorm.lean
MeasureTheory.snorm_lt_top_iff_lintegral_rpow_nnnorm_lt_top
[ { "state_after": "α : Type u_1\nE : Type ?u.831489\nF : Type u_2\nG : Type ?u.831495\nm m0 : MeasurableSpace α\np : ℝ≥0∞\nq : ℝ\nμ ν : Measure α\ninst✝² : NormedAddCommGroup E\ninst✝¹ : NormedAddCommGroup F\ninst✝ : NormedAddCommGroup G\nf : α → F\nhp_ne_zero : p ≠ 0\nhp_ne_top : p ≠ ⊤\nh : (∫⁻ (a : α), ↑‖f a‖₊...
[ 166, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 159, 1 ]
Mathlib/Logic/Function/Basic.lean
Function.Injective.eq_iff
[]
[ 99, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 98, 1 ]
Mathlib/Topology/Basic.lean
isOpen_sInter
[ { "state_after": "α : Type u\nβ : Type v\nι : Sort w\na : α\ns✝ s₁ s₂ t : Set α\np p₁ p₂ : α → Prop\ninst✝ : TopologicalSpace α\ns : Set (Set α)\nhs : Set.Finite s\nx✝ : ∀ (t : Set α), t ∈ ∅ → IsOpen t\n⊢ IsOpen univ", "state_before": "α : Type u\nβ : Type v\nι : Sort w\na : α\ns✝ s₁ s₂ t : Set α\np p₁ p₂ :...
[ 166, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 163, 1 ]
Mathlib/Algebra/Lie/Basic.lean
zero_lie
[]
[ 146, 77 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 145, 1 ]
Mathlib/Data/Finset/Sups.lean
Finset.coe_infs
[]
[ 244, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 243, 1 ]
Mathlib/Data/Real/EReal.lean
EReal.coe_add
[]
[ 355, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 354, 1 ]
Mathlib/RingTheory/IntegralClosure.lean
IsIntegral.tmul
[ { "state_after": "case intro.intro\nR : Type u_1\nA : Type u_3\nB : Type u_2\nS : Type ?u.811467\ninst✝⁵ : CommRing R\ninst✝⁴ : CommRing A\ninst✝³ : CommRing B\ninst✝² : CommRing S\ninst✝¹ : Algebra R A\ninst✝ : Algebra R B\nf : R →+* S\nx : A\ny : B\np : R[X]\nhp : Monic p\nhp' : eval₂ (_root_.algebraMap R B) ...
[ 697, 51 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 680, 1 ]
Mathlib/Topology/Order/Basic.lean
Ico_subset_closure_interior
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nγ : Type w\ninst✝³ : TopologicalSpace α\ninst✝² : LinearOrder α\ninst✝¹ : OrderTopology α\ninst✝ : DenselyOrdered α\na✝ b✝ : α\ns : Set α\na b : α\n⊢ Ico a b ⊆ closure (interior (Ico a b))", "tactic": "simpa only [dual_Ioc] using Ioc_...
[ 2323, 100 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2322, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/Equalizers.lean
CategoryTheory.Limits.isIso_limit_cocone_parallelPair_of_epi
[]
[ 1067, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1065, 1 ]
Mathlib/Algebra/Module/Torsion.lean
Submodule.coe_torsion_eq_annihilator_ne_bot
[ { "state_after": "case h\nR : Type u_2\nM : Type u_1\ninst✝⁴ : CommSemiring R\ninst✝³ : AddCommMonoid M\ninst✝² : Module R M\ninst✝¹ : NoZeroDivisors R\ninst✝ : Nontrivial R\nx : M\n⊢ x ∈ ↑(torsion R M) ↔ x ∈ {x | annihilator (span R {x}) ≠ ⊥}", "state_before": "R : Type u_2\nM : Type u_1\ninst✝⁴ : CommSemi...
[ 701, 93 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 694, 1 ]
Mathlib/Data/Finset/Basic.lean
Finset.disjUnion_singleton
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.99903\nγ : Type ?u.99906\ns : Finset α\na : α\nh : _root_.Disjoint s {a}\n⊢ disjUnion s {a} h = cons a s (_ : ¬a ∈ s)", "tactic": "rw [disjUnion_comm, singleton_disjUnion]" } ]
[ 1028, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1026, 1 ]
Mathlib/Analysis/NormedSpace/LinearIsometry.lean
LinearIsometryEquiv.coe_ofLinearIsometry
[]
[ 1104, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1101, 1 ]
Mathlib/MeasureTheory/Group/MeasurableEquiv.lean
measurableEmbedding_mulRight
[]
[ 145, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 144, 1 ]
Mathlib/Order/Filter/Basic.lean
Filter.principal_eq_bot_iff
[]
[ 982, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 981, 1 ]
Mathlib/Algebra/Order/Monoid/Lemmas.lean
le_mul_of_le_mul_left
[]
[ 268, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 265, 1 ]
Mathlib/Data/Nat/Order/Basic.lean
Nat.sub_mod_eq_zero_of_mod_eq
[ { "state_after": "no goals", "state_before": "m n k l : ℕ\nh : m % k = n % k\n⊢ (m - n) % k = 0", "tactic": "rw [← Nat.mod_add_div m k, ← Nat.mod_add_div n k, ← h, tsub_add_eq_tsub_tsub,\n @add_tsub_cancel_left, ← mul_tsub k, Nat.mul_mod_right]" } ]
[ 493, 60 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 491, 1 ]
Mathlib/RingTheory/Valuation/Basic.lean
AddValuation.map_add'
[ { "state_after": "K : Type ?u.4087485\nF : Type ?u.4087488\nR : Type u_2\ninst✝³ : DivisionRing K\nΓ₀ : Type u_1\nΓ'₀ : Type ?u.4087500\ninst✝² : Ring R\ninst✝¹ : LinearOrderedAddCommMonoidWithTop Γ₀\ninst✝ : LinearOrderedAddCommMonoidWithTop Γ'₀\nv : AddValuation R Γ₀\nx✝ y✝ z x y : R\n⊢ ↑v x ≤ ↑v (x + y) ∨ ↑v...
[ 689, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 686, 1 ]
Mathlib/Data/Finsupp/Defs.lean
Finsupp.equivFunOnFinite_symm_single
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.140404\nγ : Type ?u.140407\nι : Type ?u.140410\nM : Type u_2\nM' : Type ?u.140416\nN : Type ?u.140419\nP : Type ?u.140422\nG : Type ?u.140425\nH : Type ?u.140428\nR : Type ?u.140431\nS : Type ?u.140434\ninst✝² : Zero M\na a' : α\nb : M\...
[ 522, 57 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 520, 1 ]
Mathlib/Data/Set/Function.lean
Set.piecewise_eqOn
[]
[ 1403, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1402, 1 ]
Mathlib/Data/Matrix/Kronecker.lean
Matrix.kroneckerMap_reindex
[ { "state_after": "case a.mk.h.mk\nR : Type ?u.19536\nα : Type u_9\nα' : Type ?u.19542\nβ : Type u_10\nβ' : Type ?u.19548\nγ : Type u_11\nγ' : Type ?u.19554\nl : Type u_1\nm : Type u_3\nn : Type u_5\np : Type u_7\nq : Type ?u.19569\nr : Type ?u.19572\nl' : Type u_2\nm' : Type u_4\nn' : Type u_6\np' : Type u_8\nf...
[ 163, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 158, 1 ]
Mathlib/Order/BooleanAlgebra.lean
inf_sdiff_self_left
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type ?u.8145\nw x y z : α\ninst✝ : GeneralizedBooleanAlgebra α\n⊢ y \\ x ⊓ x = ⊥", "tactic": "rw [inf_comm, inf_sdiff_self_right]" } ]
[ 179, 86 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 179, 1 ]
Mathlib/Algebra/Hom/Ring.lean
RingHom.comp_id
[]
[ 714, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 713, 1 ]
Mathlib/Analysis/SpecialFunctions/Log/Basic.lean
Continuous.log
[]
[ 389, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 388, 1 ]
Mathlib/SetTheory/Ordinal/Arithmetic.lean
Ordinal.blsub_const
[]
[ 1907, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1905, 1 ]
Mathlib/Topology/Algebra/Module/Basic.lean
IsClosed.submodule_topologicalClosure_eq
[]
[ 184, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 182, 1 ]
Mathlib/Analysis/Asymptotics/Asymptotics.lean
Asymptotics.isBigOWith_prod_left
[]
[ 1003, 81 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1001, 1 ]
Mathlib/Data/List/Pairwise.lean
List.pwFilter_eq_self
[ { "state_after": "case nil\nα : Type u_1\nβ : Type ?u.52180\nR S T : α → α → Prop\na : α\nl✝ : List α\ninst✝ : DecidableRel R\nl : List α\np✝ : Pairwise R l\np : Pairwise R []\n⊢ pwFilter R [] = []\n\ncase cons\nα : Type u_1\nβ : Type ?u.52180\nR S T : α → α → Prop\na : α\nl✝¹ : List α\ninst✝ : DecidableRel R\n...
[ 419, 76 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 415, 1 ]
Mathlib/Algebra/Order/Floor.lean
Nat.pos_of_floor_pos
[ { "state_after": "no goals", "state_before": "F : Type ?u.32136\nα : Type u_1\nβ : Type ?u.32142\ninst✝¹ : LinearOrderedSemiring α\ninst✝ : FloorSemiring α\na : α\nn : ℕ\nh : 0 < ⌊a⌋₊\nha : a ≤ 0\n⊢ 0 < 0", "tactic": "rwa [floor_of_nonpos ha] at h" } ]
[ 219, 88 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 218, 1 ]
Mathlib/Data/Vector/Mem.lean
Vector.not_mem_map_zero
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type u_2\nn : ℕ\na a' : α\nb : β\nv : Vector α 0\nf : α → β\n⊢ ¬b ∈ toList (map f v)", "tactic": "simpa only [Vector.eq_nil v, Vector.map_nil, Vector.toList_nil] using List.not_mem_nil b" } ]
[ 85, 91 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 84, 1 ]
Mathlib/Algebra/GeomSum.lean
Commute.geom_sum₂
[ { "state_after": "α : Type u\ninst✝ : DivisionRing α\nx y : α\nh' : Commute x y\nh : x ≠ y\nn : ℕ\nthis : x - y ≠ 0\n⊢ ∑ i in range n, x ^ i * y ^ (n - 1 - i) = (x ^ n - y ^ n) / (x - y)", "state_before": "α : Type u\ninst✝ : DivisionRing α\nx y : α\nh' : Commute x y\nh : x ≠ y\nn : ℕ\n⊢ ∑ i in range n, x ^...
[ 258, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 255, 11 ]
Mathlib/Topology/Connected.lean
isTotallySeparated_singleton
[]
[ 1372, 78 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1371, 1 ]
Mathlib/Algebra/Lie/Submodule.lean
LieHom.isIdealMorphism_of_surjective
[ { "state_after": "no goals", "state_before": "R : Type u\nL : Type v\nL' : Type w₂\nM : Type w\nM' : Type w₁\ninst✝¹² : CommRing R\ninst✝¹¹ : LieRing L\ninst✝¹⁰ : LieAlgebra R L\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 :...
[ 1006, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1004, 1 ]
Mathlib/Data/Dfinsupp/Basic.lean
Dfinsupp.comapDomain_add
[ { "state_after": "case h\nι : Type u\nγ : Type w\nβ : ι → Type v\nβ₁ : ι → Type v₁\nβ₂ : ι → Type v₂\ndec : DecidableEq ι\nκ : Type u_1\ninst✝ : (i : ι) → AddZeroClass (β i)\nh : κ → ι\nhh : Function.Injective h\nf g : Π₀ (i : ι), β i\ni✝ : κ\n⊢ ↑(comapDomain h hh (f + g)) i✝ = ↑(comapDomain h hh f + comapDomai...
[ 1332, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1329, 1 ]
Mathlib/Topology/MetricSpace/Basic.lean
ULift.dist_up_up
[]
[ 1725, 86 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1725, 1 ]
Mathlib/GroupTheory/GroupAction/Defs.lean
smul_add
[]
[ 778, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 777, 1 ]
Mathlib/RingTheory/PowerSeries/Basic.lean
MvPowerSeries.constantCoeff_C
[]
[ 495, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 494, 1 ]
Mathlib/Data/Seq/WSeq.lean
Stream'.WSeq.toList'_think
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nγ : Type w\nl : List α\ns : WSeq α\n⊢ Computation.destruct\n (Computation.corec\n (fun x =>\n match x with\n | (l, s) =>\n match Seq.destruct s with\n | none => Sum.inl (List.reverse l)\...
[ 1303, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1292, 1 ]
Mathlib/GroupTheory/FreeGroup.lean
FreeGroup.norm_one
[]
[ 1423, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1422, 1 ]
Mathlib/Probability/ProbabilityMassFunction/Constructions.lean
Pmf.mem_support_ofFinset_iff
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.126237\nγ : Type ?u.126240\nf : α → ℝ≥0∞\ns : Finset α\nh : ∑ a in s, f a = 1\nh' : ∀ (a : α), ¬a ∈ s → f a = 0\na : α\n⊢ a ∈ support (ofFinset f s h h') ↔ a ∈ s ∧ f a ≠ 0", "tactic": "simp" } ]
[ 174, 7 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 173, 1 ]
Mathlib/Data/List/Rotate.lean
List.cyclicPermutations_eq_nil_iff
[ { "state_after": "α : Type u\nl✝ l' l : List α\nh : cyclicPermutations l = [[]]\n⊢ l = []", "state_before": "α : Type u\nl✝ l' l : List α\n⊢ cyclicPermutations l = [[]] ↔ l = []", "tactic": "refine' ⟨fun h => _, fun h => by simp [h]⟩" }, { "state_after": "no goals", "state_before": "α : Type...
[ 646, 85 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 644, 1 ]
Mathlib/RingTheory/AdjoinRoot.lean
AdjoinRoot.quotEquivQuotMap_apply_mk
[ { "state_after": "no goals", "state_before": "R : Type u\nS : Type v\nK : Type w\ninst✝ : CommRing R\nI✝ : Ideal R\nf✝ f g : R[X]\nI : Ideal R\n⊢ ↑(quotEquivQuotMap f I) (↑(Ideal.Quotient.mk (Ideal.map (of f) I)) (↑(mk f) g)) =\n ↑(Ideal.Quotient.mk (span {Polynomial.map (Ideal.Quotient.mk I) f})) (Polyn...
[ 870, 100 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 866, 1 ]
Mathlib/NumberTheory/Divisors.lean
Nat.swap_mem_divisorsAntidiagonal
[ { "state_after": "no goals", "state_before": "n : ℕ\nx : ℕ × ℕ\n⊢ Prod.swap x ∈ divisorsAntidiagonal n ↔ x ∈ divisorsAntidiagonal n", "tactic": "rw [mem_divisorsAntidiagonal, mem_divisorsAntidiagonal, mul_comm, Prod.swap]" } ]
[ 221, 79 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 219, 1 ]
Mathlib/Analysis/Complex/Basic.lean
Complex.im_tsum
[]
[ 619, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 618, 1 ]
Mathlib/Topology/Order/Basic.lean
interior_Ioi
[]
[ 311, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 310, 1 ]
Mathlib/Algebra/Order/ToIntervalMod.lean
toIxxMod_antisymm
[ { "state_after": "α : Type u_1\ninst✝ : LinearOrderedAddCommGroup α\nhα : Archimedean α\np : α\nhp : 0 < p\na b c : α\nn : ℤ\nh₁₂₃ : toIcoMod hp a b ≤ toIocMod hp a c\nh₁₃₂ : toIcoMod hp a c ≤ toIocMod hp a b\nh : ¬b ≡ a [PMOD p] ∧ ¬c ≡ b [PMOD p] ∧ ¬a ≡ c [PMOD p]\n⊢ False", "state_before": "α : Type u_1\n...
[ 887, 57 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 880, 9 ]
Mathlib/Topology/Filter.lean
Filter.monotone_nhds
[]
[ 147, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 146, 1 ]
Mathlib/CategoryTheory/Sites/Closed.lean
CategoryTheory.GrothendieckTopology.covers_iff_mem_of_isClosed
[]
[ 88, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 86, 1 ]
Mathlib/Order/UpperLower/Hom.lean
LowerSet.iicsInfHom_apply
[]
[ 110, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 109, 1 ]
Mathlib/Analysis/SpecificLimits/Normed.lean
hasSum_coe_mul_geometric_of_norm_lt_1
[ { "state_after": "α : Type ?u.155279\nβ : Type ?u.155282\nι : Type ?u.155285\n𝕜 : Type u_1\ninst✝¹ : NormedField 𝕜\ninst✝ : CompleteSpace 𝕜\nr : 𝕜\nhr : ‖r‖ < 1\nA : Summable fun n => ↑n * r ^ n\n⊢ HasSum (fun n => ↑n * r ^ n) (r / (1 - r) ^ 2)", "state_before": "α : Type ?u.155279\nβ : Type ?u.155282\n...
[ 364, 95 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 346, 1 ]
Mathlib/Analysis/Calculus/FDerivAnalytic.lean
HasFPowerSeriesAt.deriv
[]
[ 184, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 182, 11 ]
Mathlib/Data/Real/ENNReal.lean
ENNReal.none_eq_top
[]
[ 149, 55 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 149, 9 ]
Mathlib/Data/Nat/Choose/Basic.lean
Nat.add_choose_mul_factorial_mul_factorial
[ { "state_after": "no goals", "state_before": "i j : ℕ\n⊢ choose (i + j) j * i ! * j ! = (i + j)!", "tactic": "rw [← choose_mul_factorial_mul_factorial (Nat.le_add_left _ _), add_tsub_cancel_right,\n mul_right_comm]" } ]
[ 181, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 178, 1 ]
Mathlib/Algebra/Associated.lean
Prime.pow_dvd_of_dvd_mul_left
[ { "state_after": "case zero\nα : Type u_1\nβ : Type ?u.30722\nγ : Type ?u.30725\nδ : Type ?u.30728\ninst✝ : CancelCommMonoidWithZero α\np a b : α\nhp : Prime p\nn : ℕ\nh : ¬p ∣ a\nh'✝ : p ^ n ∣ a * b\nh' : p ^ Nat.zero ∣ a * b\n⊢ p ^ Nat.zero ∣ b\n\ncase succ\nα : Type u_1\nβ : Type ?u.30722\nγ : Type ?u.30725\...
[ 118, 88 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 110, 1 ]
Mathlib/LinearAlgebra/QuadraticForm/Basic.lean
QuadraticForm.map_smul_of_tower
[ { "state_after": "no goals", "state_before": "S : Type u_1\nR : Type u_2\nR₁ : Type ?u.131813\nM : Type u_3\ninst✝⁶ : Semiring R\ninst✝⁵ : AddCommMonoid M\ninst✝⁴ : Module R M\nQ : QuadraticForm R M\ninst✝³ : CommSemiring S\ninst✝² : Algebra S R\ninst✝¹ : Module S M\ninst✝ : IsScalarTower S R M\na : S\nx : ...
[ 241, 92 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 239, 1 ]
Mathlib/Data/Set/Lattice.lean
Set.iUnion_eq_range_sigma
[ { "state_after": "no goals", "state_before": "α : Type u_2\nβ : Type u_1\nγ : Type ?u.153217\nι : Sort ?u.153220\nι' : Sort ?u.153223\nι₂ : Sort ?u.153226\nκ : ι → Sort ?u.153231\nκ₁ : ι → Sort ?u.153236\nκ₂ : ι → Sort ?u.153241\nκ' : ι' → Sort ?u.153246\ns : α → Set β\n⊢ (⋃ (i : α), s i) = range fun a => ↑...
[ 1269, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1268, 1 ]
Mathlib/MeasureTheory/Group/Arithmetic.lean
Measurable.const_smul
[]
[ 654, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 653, 1 ]
Mathlib/Analysis/Calculus/Deriv/Comp.lean
HasFDerivWithinAt.comp_hasDerivWithinAt
[]
[ 247, 58 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 243, 1 ]
Mathlib/Algebra/Star/Subalgebra.lean
StarSubalgebra.self_mem_adjoin_singleton
[]
[ 452, 70 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 451, 1 ]
Mathlib/Order/Hom/Lattice.lean
BoundedLatticeHom.toFun_eq_coe
[]
[ 1240, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1239, 1 ]
Mathlib/Analysis/Complex/Basic.lean
Complex.dist_conj_self
[ { "state_after": "no goals", "state_before": "E : Type ?u.15628\ninst✝¹ : NormedAddCommGroup E\ninst✝ : NormedSpace ℂ E\nz : ℂ\n⊢ dist (↑(starRingEnd ℂ) z) z = 2 * Abs.abs z.im", "tactic": "rw [dist_of_re_eq (conj_re z), conj_im, dist_comm, Real.dist_eq, sub_neg_eq_add, ← two_mul,\n _root_.abs_mul, abs...
[ 132, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 130, 1 ]
Mathlib/Algebra/FreeMonoid/Basic.lean
FreeMonoid.ofList_join
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.10895\nγ : Type ?u.10898\nM : Type ?u.10901\ninst✝¹ : Monoid M\nN : Type ?u.10907\ninst✝ : Monoid N\nxs : List (List α)\n⊢ ↑toList (↑ofList (List.join xs)) = ↑toList (List.prod (List.map (↑ofList) xs))", "tactic": "simp" } ]
[ 124, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 123, 1 ]
Std/Data/List/Lemmas.lean
List.cons_union
[ { "state_after": "no goals", "state_before": "α : Type u_1\ninst✝ : DecidableEq α\na : α\nl₁ l₂ : List α\n⊢ List.union (a :: l₁) l₂ = List.insert a (List.union l₁ l₂)", "tactic": "simp [List.union, foldr]" } ]
[ 1434, 79 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 1433, 9 ]
Mathlib/Data/Finset/Pointwise.lean
Finset.univ_mul_of_one_mem
[]
[ 942, 76 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 941, 1 ]
Mathlib/Data/List/OfFn.lean
List.last_ofFn
[ { "state_after": "no goals", "state_before": "α : Type u\nn : ℕ\nf : Fin n → α\nh : ofFn f ≠ []\nhn : optParam (n - 1 < n) (_ : pred (Nat.sub n 0) < Nat.sub n 0)\n⊢ getLast (ofFn f) h = f { val := n - 1, isLt := hn }", "tactic": "simp [getLast_eq_get]" } ]
[ 140, 67 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 138, 1 ]
Mathlib/Data/Seq/WSeq.lean
Stream'.WSeq.head_some_of_get?_some
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nγ : Type w\ns : WSeq α\na : α\nn : ℕ\nh : some a ∈ get? s n\n⊢ ∃ a', some a' ∈ head s", "tactic": "induction n generalizing a with\n| zero => exact ⟨_, h⟩\n| succ n IH =>\n let ⟨a', h'⟩ := head_some_of_head_tail_some h\n exact I...
[ 869, 18 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 863, 1 ]
Mathlib/Topology/MetricSpace/Basic.lean
Metric.isClosed_of_pairwise_le_dist
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nX : Type ?u.554897\nι : Type ?u.554900\ninst✝¹ : PseudoMetricSpace α\nγ : Type w\ninst✝ : MetricSpace γ\nx : γ\ns✝ s : Set γ\nε : ℝ\nhε : 0 < ε\nhs : Set.Pairwise s fun x y => ε ≤ dist x y\n⊢ Set.Pairwise s fun x y => ¬(x, y) ∈ {p | dist ...
[ 2946, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2944, 1 ]
Mathlib/RingTheory/MvPolynomial/Homogeneous.lean
MvPolynomial.isHomogeneous_of_totalDegree_zero
[ { "state_after": "σ : Type u_1\nτ : Type ?u.128781\nR : Type u_2\nS : Type ?u.128787\ninst✝ : CommSemiring R\np : MvPolynomial σ R\nhp : ∀ (s : σ →₀ ℕ), s ∈ support p → (Finsupp.sum s fun x e => e) = ⊥\n⊢ IsHomogeneous p 0", "state_before": "σ : Type u_1\nτ : Type ?u.128781\nR : Type u_2\nS : Type ?u.128787...
[ 135, 11 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 130, 1 ]
Mathlib/Data/Polynomial/Div.lean
Polynomial.modByMonic_one
[ { "state_after": "no goals", "state_before": "R : Type u\nS : Type v\nT : Type w\nA : Type z\na b : R\nn : ℕ\ninst✝ : CommRing R\np✝ q p : R[X]\n⊢ Monic 1", "tactic": "convert monic_one (R:=R)" } ]
[ 415, 75 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 414, 1 ]
Mathlib/Topology/Basic.lean
closure_diff_frontier
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nι : Sort w\na : α\ns✝ s₁ s₂ t : Set α\np p₁ p₂ : α → Prop\ninst✝ : TopologicalSpace α\ns : Set α\n⊢ closure s \\ frontier s = interior s", "tactic": "rw [frontier, diff_diff_right_self, inter_eq_self_of_subset_right interior_subset_cl...
[ 701, 93 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 700, 1 ]
Mathlib/GroupTheory/Submonoid/Operations.lean
Submonoid.map_id
[]
[ 367, 60 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 366, 1 ]
Mathlib/Data/Ordmap/Ordset.lean
Ordnode.Valid'.rotateL_lemma₃
[ { "state_after": "no goals", "state_before": "α : Type ?u.311144\ninst✝ : Preorder α\na b c : ℕ\nH2 : 3 * a ≤ b + c\nh : b < 2 * c\n⊢ a + b < 3 * c", "tactic": "linarith" } ]
[ 1228, 14 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1227, 1 ]
Mathlib/Topology/Bases.lean
TopologicalSpace.IsTopologicalBasis.inducing
[ { "state_after": "case refine'_1\nα : Type u\nt : TopologicalSpace α\nβ : Type u_1\ninst✝ : TopologicalSpace β\nf : α → β\nT : Set (Set β)\nhf : Inducing f\nh : IsTopologicalBasis T\n⊢ ∀ (u : Set α), u ∈ preimage f '' T → IsOpen u\n\ncase refine'_2\nα : Type u\nt : TopologicalSpace α\nβ : Type u_1\ninst✝ : Topo...
[ 268, 93 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 257, 11 ]