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start
list
Mathlib/RingTheory/Polynomial/Pochhammer.lean
pochhammer_eval_succ
[ { "state_after": "no goals", "state_before": "S : Type u_1\ninst✝ : Semiring S\nr✝ n✝ r n : ℕ\n⊢ ↑n * eval (↑n + 1) (pochhammer S r) = (↑n + ↑r) * eval (↑n) (pochhammer S r)", "tactic": "exact_mod_cast congr_arg Nat.cast (pochhammer_nat_eval_succ r n)" } ]
[ 212, 67 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 210, 1 ]
Mathlib/Analysis/Calculus/FDeriv/Add.lean
differentiableWithinAt_add_const_iff
[ { "state_after": "no goals", "state_before": "𝕜 : Type u_1\ninst✝⁸ : NontriviallyNormedField 𝕜\nE : Type u_2\ninst✝⁷ : NormedAddCommGroup E\ninst✝⁶ : NormedSpace 𝕜 E\nF : Type u_3\ninst✝⁵ : NormedAddCommGroup F\ninst✝⁴ : NormedSpace 𝕜 F\nG : Type ?u.199798\ninst✝³ : NormedAddCommGroup G\ninst✝² : Normed...
[ 205, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 203, 1 ]
Mathlib/Order/UpperLower/Basic.lean
UpperSet.upper
[]
[ 436, 11 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 435, 11 ]
Mathlib/RingTheory/PowerSeries/Basic.lean
PowerSeries.coeff_mul_one_sub_of_lt_order
[ { "state_after": "no goals", "state_before": "R✝ : Type ?u.4217836\ninst✝¹ : Semiring R✝\nφ✝ : PowerSeries R✝\nR : Type u_1\ninst✝ : CommRing R\nφ ψ : PowerSeries R\nn : ℕ\nh : ↑n < order ψ\n⊢ ↑(coeff R n) (φ * (1 - ψ)) = ↑(coeff R n) φ", "tactic": "simp [coeff_mul_of_lt_order h, mul_sub]" } ]
[ 2426, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2424, 1 ]
Mathlib/Analysis/InnerProductSpace/Calculus.lean
contDiffOn_euclidean
[ { "state_after": "𝕜 : Type u_1\nι : Type u_3\nH : Type u_2\ninst✝³ : IsROrC 𝕜\ninst✝² : NormedAddCommGroup H\ninst✝¹ : NormedSpace 𝕜 H\ninst✝ : Fintype ι\nf : H → EuclideanSpace 𝕜 ι\nf' : H →L[𝕜] EuclideanSpace 𝕜 ι\nt : Set H\ny : H\nn : ℕ∞\n⊢ (∀ (i : ι), ContDiffOn 𝕜 n (fun x => (↑(EuclideanSpace.equiv ...
[ 351, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 348, 1 ]
Mathlib/Order/Filter/AtTopBot.lean
Filter.tendsto_Ici_atTop
[ { "state_after": "ι : Type ?u.335766\nι' : Type ?u.335769\nα : Type u_1\nβ : Type u_2\nγ : Type ?u.335778\ninst✝ : SemilatticeSup α\na : α\nf : β → ↑(Ici a)\nl : Filter β\n⊢ Tendsto (Subtype.val ∘ f) l atTop ↔ Tendsto (fun x => ↑(f x)) l atTop", "state_before": "ι : Type ?u.335766\nι' : Type ?u.335769\nα : ...
[ 1607, 44 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1605, 1 ]
Mathlib/Data/Real/Irrational.lean
Irrational.of_nat_sub
[]
[ 324, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 323, 1 ]
Mathlib/MeasureTheory/Decomposition/Lebesgue.lean
MeasureTheory.Measure.eq_rnDeriv
[ { "state_after": "α : Type u_1\nβ : Type ?u.60618\nm : MeasurableSpace α\nμ ν : Measure α\ninst✝ : SigmaFinite ν\ns : Measure α\nf : α → ℝ≥0∞\nhf : Measurable f\nhs : s ⟂ₘ ν\nhadd : μ = s + withDensity ν f\n⊢ ∀ (s : Set α), MeasurableSet s → ↑↑ν s < ⊤ → (∫⁻ (x : α) in s, f x ∂ν) = ∫⁻ (x : α) in s, rnDeriv μ ν x...
[ 368, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 361, 1 ]
Mathlib/Data/Real/Hyperreal.lean
Hyperreal.InfinitePos.neg
[]
[ 459, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 458, 1 ]
Mathlib/RingTheory/AdjoinRoot.lean
AdjoinRoot.quotAdjoinRootEquivQuotPolynomialQuot_symm_mk_mk
[ { "state_after": "no goals", "state_before": "R : Type u\nS : Type v\nK : Type w\ninst✝ : CommRing R\nI : Ideal R\nf p : R[X]\n⊢ ↑(RingEquiv.symm (quotAdjoinRootEquivQuotPolynomialQuot I f))\n (↑(Ideal.Quotient.mk (span {Polynomial.map (Ideal.Quotient.mk I) f})) (Polynomial.map (Ideal.Quotient.mk I) p)...
[ 845, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 835, 1 ]
Mathlib/NumberTheory/Padics/PadicNorm.lean
padicNorm.nat_eq_one_iff
[ { "state_after": "no goals", "state_before": "p : ℕ\nhp : Fact (Nat.Prime p)\nm : ℕ\n⊢ padicNorm p ↑m = 1 ↔ ¬p ∣ m", "tactic": "rw [← Int.coe_nat_dvd, ← int_eq_one_iff, Int.cast_ofNat]" } ]
[ 308, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 307, 1 ]
Mathlib/Data/Real/EReal.lean
EReal.top_mul_top
[]
[ 894, 57 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 894, 9 ]
Mathlib/Order/Filter/Prod.lean
Filter.coprod_neBot_iff
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.60908\nδ : Type ?u.60911\nι : Sort ?u.60914\nf : Filter α\ng : Filter β\n⊢ NeBot (Filter.coprod f g) ↔ NeBot f ∧ Nonempty β ∨ Nonempty α ∧ NeBot g", "tactic": "simp [Filter.coprod]" } ]
[ 504, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 503, 1 ]
Mathlib/Data/Real/Basic.lean
Real.fact_zero_lt_one
[]
[ 409, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 408, 11 ]
Mathlib/Algebra/Order/Sub/Canonical.lean
add_tsub_eq_max
[ { "state_after": "no goals", "state_before": "α : Type u_1\ninst✝² : CanonicallyLinearOrderedAddMonoid α\ninst✝¹ : Sub α\ninst✝ : OrderedSub α\na b c d : α\n⊢ a + (b - a) = max a b", "tactic": "rw [add_comm, max_comm, tsub_add_eq_max]" } ]
[ 501, 95 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 501, 1 ]
Mathlib/Order/Lattice.lean
inf_le_sup
[]
[ 675, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 674, 1 ]
Mathlib/Algebra/Support.lean
Function.mulSupport_iInf
[]
[ 197, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 195, 1 ]
Mathlib/Init/Data/Nat/Lemmas.lean
Nat.bit0_lt_bit1
[]
[ 186, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 185, 11 ]
Mathlib/RingTheory/AlgebraicIndependent.lean
AlgebraicIndependent.coe_range
[ { "state_after": "no goals", "state_before": "ι : Type u_3\nι' : Type ?u.208082\nR : Type u_2\nK : Type ?u.208088\nA : Type u_1\nA' : Type ?u.208094\nA'' : Type ?u.208097\nV : Type u\nV' : Type ?u.208102\nx : ι → A\ninst✝⁶ : CommRing R\ninst✝⁵ : CommRing A\ninst✝⁴ : CommRing A'\ninst✝³ : CommRing A''\ninst✝...
[ 142, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 141, 1 ]
Mathlib/RingTheory/Subring/Basic.lean
RingHom.closure_preimage_le
[]
[ 1250, 81 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1249, 1 ]
Mathlib/Order/Filter/Basic.lean
Filter.mem_principal_self
[]
[ 298, 63 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 298, 1 ]
Mathlib/NumberTheory/LucasLehmer.lean
LucasLehmer.X.card_units_lt
[ { "state_after": "q : ℕ+\nw : 1 < q\nthis : Fact (1 < ↑q)\n⊢ Fintype.card (X q)ˣ < ↑q ^ 2", "state_before": "q : ℕ+\nw : 1 < q\n⊢ Fintype.card (X q)ˣ < ↑q ^ 2", "tactic": "have : Fact (1 < (q : ℕ)) := ⟨w⟩" }, { "state_after": "case h.e'_4\nq : ℕ+\nw : 1 < q\nthis : Fact (1 < ↑q)\n⊢ ↑q ^ 2 = Fint...
[ 354, 15 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 351, 8 ]
Mathlib/Analysis/Convex/Side.lean
AffineSubspace.wOppSide_vadd_left_iff
[ { "state_after": "case mp\nR : Type u_1\nV : Type u_2\nV' : Type ?u.142748\nP : Type u_3\nP' : Type ?u.142754\ninst✝⁶ : StrictOrderedCommRing R\ninst✝⁵ : AddCommGroup V\ninst✝⁴ : Module R V\ninst✝³ : AddTorsor V P\ninst✝² : AddCommGroup V'\ninst✝¹ : Module R V'\ninst✝ : AddTorsor V' P'\ns : AffineSubspace R P\n...
[ 312, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 303, 1 ]
Mathlib/Algebra/Order/Hom/Monoid.lean
OrderMonoidHom.coe_comp
[]
[ 417, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 416, 1 ]
Mathlib/CategoryTheory/Sites/CompatiblePlus.lean
CategoryTheory.GrothendieckTopology.ι_plusCompIso_hom
[ { "state_after": "C : Type u\ninst✝⁸ : Category C\nJ : GrothendieckTopology C\nD : Type w₁\ninst✝⁷ : Category D\nE : Type w₂\ninst✝⁶ : Category E\nF : D ⥤ E\ninst✝⁵ : ∀ (α β : Type (max v u)) (fst snd : β → α), HasLimitsOfShape (WalkingMulticospan fst snd) D\ninst✝⁴ : ∀ (α β : Type (max v u)) (fst snd : β → α),...
[ 131, 68 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 118, 1 ]
Mathlib/Data/Fin/VecNotation.lean
Matrix.cons_vecAlt0
[ { "state_after": "no goals", "state_before": "α : Type u\nm n o : ℕ\nm' : Type ?u.50198\nn' : Type ?u.50201\no' : Type ?u.50204\nh : m + 1 + 1 = n + 1 + (n + 1)\nx y : α\nu : Fin m → α\n⊢ m = n + n", "tactic": "rwa [add_assoc n, add_comm 1, ← add_assoc, ← add_assoc, add_right_cancel_iff,\n add_right_ca...
[ 397, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 385, 1 ]
Mathlib/Algebra/Homology/Exact.lean
CategoryTheory.Preadditive.exact_iff_exact_of_iso
[ { "state_after": "V : Type u\ninst✝⁵ : Category V\ninst✝⁴ : HasImages V\ninst✝³ : HasZeroObject V\ninst✝² : Preadditive V\ninst✝¹ : HasKernels V\ninst✝ : HasCokernels V\nA₁ B₁ C₁ A₂ B₂ C₂ : V\nf₁ : A₁ ⟶ B₁\ng₁ : B₁ ⟶ C₁\nf₂ : A₂ ⟶ B₂\ng₂ : B₂ ⟶ C₂\nα : Arrow.mk f₁ ≅ Arrow.mk f₂\nβ : Arrow.mk g₁ ≅ Arrow.mk g₂\np...
[ 132, 14 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 123, 1 ]
Mathlib/Data/List/Perm.lean
List.perm_induction_on
[]
[ 235, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 230, 1 ]
Mathlib/LinearAlgebra/Dimension.lean
Basis.nonempty_fintype_index_of_rank_lt_aleph0
[ { "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.413475\nR : Type u\ninst✝³ : Ring R\ninst✝² : StrongRankCondition R\nM : Type v\ninst✝¹ : AddCommGroup M\ninst✝ : Module R M\nι : Type u_1...
[ 844, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 841, 1 ]
Mathlib/CategoryTheory/Limits/Preserves/Shapes/Equalizers.lean
CategoryTheory.Limits.PreservesCoequalizer.iso_hom
[]
[ 189, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 187, 1 ]
Mathlib/Analysis/Asymptotics/Asymptotics.lean
Asymptotics.IsBigO.prod_left_snd
[]
[ 1017, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1016, 1 ]
Mathlib/Topology/Order/Basic.lean
nhdsWithin_Ioi_neBot'
[ { "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\nH₁ : Set.Nonempty (Ioi a)\nH₂ : a ≤ b\n⊢ b ∈ closure (Ioi a)", "tactic": "rwa [closure...
[ 2384, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2382, 1 ]
Mathlib/LinearAlgebra/Matrix/Determinant.lean
Matrix.det_one
[ { "state_after": "m : Type ?u.167139\nn : Type u_1\ninst✝⁴ : DecidableEq n\ninst✝³ : Fintype n\ninst✝² : DecidableEq m\ninst✝¹ : Fintype m\nR : Type v\ninst✝ : CommRing R\n⊢ det (diagonal fun x => 1) = 1", "state_before": "m : Type ?u.167139\nn : Type u_1\ninst✝⁴ : DecidableEq n\ninst✝³ : Fintype n\ninst✝² ...
[ 100, 93 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 100, 1 ]
Mathlib/Data/Matrix/Block.lean
Matrix.blockDiag_zero
[]
[ 535, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 534, 1 ]
Mathlib/Algebra/Order/Ring/Canonical.lean
AddLECancellable.mul_tsub
[ { "state_after": "no goals", "state_before": "case inl\nα : Type u\nβ : Type ?u.23190\ninst✝³ : CanonicallyOrderedCommSemiring α\na b c : α\ninst✝² : Sub α\ninst✝¹ : OrderedSub α\ninst✝ : IsTotal α fun x x_1 => x ≤ x_1\nh : AddLECancellable (a * c)\nhbc : b ≤ c\n⊢ a * (b - c) = a * b - a * c", "tactic":...
[ 139, 46 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 135, 11 ]
Mathlib/Topology/MetricSpace/Isometry.lean
isometry_subsingleton
[ { "state_after": "ι : Type ?u.1994\nα : Type u\nβ : Type v\nγ : Type w\ninst✝³ : PseudoEMetricSpace α\ninst✝² : PseudoEMetricSpace β\ninst✝¹ : PseudoEMetricSpace γ\nf : α → β\nx✝ y✝ z : α\ns : Set α\ninst✝ : Subsingleton α\nx y : α\n⊢ edist (f y) (f y) = edist y y", "state_before": "ι : Type ?u.1994\nα : Ty...
[ 95, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 94, 1 ]
Mathlib/Data/Finsupp/NeLocus.lean
Finsupp.neLocus_neg
[ { "state_after": "no goals", "state_before": "α : Type u_1\nM : Type ?u.23059\nN : Type u_2\nP : Type ?u.23065\ninst✝² : DecidableEq α\ninst✝¹ : DecidableEq N\ninst✝ : AddGroup N\nf f₁ f₂ g g₁ g₂ : α →₀ N\n⊢ neLocus (-f) g = neLocus f (-g)", "tactic": "rw [← neLocus_neg_neg, neg_neg]" } ]
[ 144, 92 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 144, 1 ]
Mathlib/Topology/ContinuousFunction/Bounded.lean
BoundedContinuousFunction.coe_compContinuous
[]
[ 379, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 378, 1 ]
Mathlib/RingTheory/GradedAlgebra/HomogeneousLocalization.lean
HomogeneousLocalization.val_injective
[]
[ 325, 77 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 324, 1 ]
Mathlib/MeasureTheory/Function/LpSeminorm.lean
MeasureTheory.Memℒp.aestronglyMeasurable
[]
[ 125, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 123, 1 ]
Mathlib/Data/Real/ENNReal.lean
ENNReal.top_ne_one
[]
[ 324, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 324, 9 ]
Mathlib/MeasureTheory/MeasurableSpaceDef.lean
MeasurableSet.union
[ { "state_after": "α : Type u_1\nβ : Type ?u.8432\nγ : Type ?u.8435\nδ : Type ?u.8438\nδ' : Type ?u.8441\nι : Sort ?u.8444\ns t u : Set α\nm : MeasurableSpace α\ns₁ s₂ : Set α\nh₁ : MeasurableSet s₁\nh₂ : MeasurableSet s₂\n⊢ MeasurableSet (⋃ (b : Bool), bif b then s₁ else s₂)", "state_before": "α : Type u_1\...
[ 197, 46 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 194, 11 ]
Mathlib/Order/SymmDiff.lean
symmDiff_right_involutive
[]
[ 514, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 513, 1 ]
Mathlib/Logic/Equiv/LocalEquiv.lean
LocalEquiv.mem_symm_trans_source
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type u_3\nγ : Type u_2\nδ : Type ?u.49747\ne : LocalEquiv α β\ne'✝ : LocalEquiv β γ\ne' : LocalEquiv α γ\nx : α\nhe : x ∈ e.source\nhe' : x ∈ e'.source\n⊢ ↑e x ∈ ↑(LocalEquiv.symm (LocalEquiv.symm (LocalEquiv.symm e))) ⁻¹' e'.source", "tact...
[ 779, 76 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 777, 1 ]
Mathlib/Algebra/Module/Submodule/Lattice.lean
Submodule.nonzero_mem_of_bot_lt
[]
[ 111, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 109, 1 ]
Mathlib/GroupTheory/Perm/Fin.lean
Fin.cycleRange_symm_succ
[ { "state_after": "no goals", "state_before": "n : ℕ\ni : Fin (n + 1)\nj : Fin n\n⊢ ↑(cycleRange i) (↑(cycleRange i).symm (succ j)) = ↑(cycleRange i) (↑(succAbove i) j)", "tactic": "simp" } ]
[ 292, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 290, 1 ]
Mathlib/LinearAlgebra/Matrix/Circulant.lean
Matrix.map_circulant
[]
[ 104, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 102, 1 ]
Mathlib/Order/Bounds/Basic.lean
Antitone.image_upperBounds_subset_lowerBounds_image
[]
[ 1322, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1321, 1 ]
Mathlib/Data/Set/Finite.lean
Set.Finite.toFinset_ssubset_toFinset
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nι : Sort w\nγ : Type x\ns t : Set α\na : α\nhs : Set.Finite s\nht : Set.Finite t\n⊢ Finite.toFinset hs ⊂ Finite.toFinset ht ↔ s ⊂ t", "tactic": "simp only [← Finset.coe_ssubset, Finite.coe_toFinset]" } ]
[ 214, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 213, 11 ]
Mathlib/FieldTheory/Finite/Polynomial.lean
MvPolynomial.expand_zmod
[]
[ 47, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 46, 1 ]
Mathlib/SetTheory/Ordinal/Arithmetic.lean
Ordinal.blsub_pos
[]
[ 1894, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1893, 1 ]
Std/Data/Int/Lemmas.lean
Int.sub_eq_zero_of_eq
[ { "state_after": "no goals", "state_before": "a b : Int\nh : a = b\n⊢ a - b = 0", "tactic": "rw [h, Int.sub_self]" } ]
[ 350, 23 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 349, 11 ]
Mathlib/LinearAlgebra/Matrix/Orthogonal.lean
Matrix.HasOrthogonalRows.transpose_hasOrthogonalCols
[]
[ 86, 4 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 84, 1 ]
Mathlib/ModelTheory/Satisfiability.lean
FirstOrder.Language.Theory.isSatisfiable_iff_isFinitelySatisfiable
[ { "state_after": "no goals", "state_before": "L : Language\nT✝ : Theory L\nα : Type w\nn : ℕ\nT' T : Theory L\nh : IsFinitelySatisfiable T\n⊢ IsSatisfiable T", "tactic": "classical\n set M : Finset T → Type max u v := fun T0 : Finset T =>\n (h (T0.map (Function.Embedding.subtype fun x => x ∈ T)) T0....
[ 129, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 110, 1 ]
Mathlib/Analysis/SpecialFunctions/Bernstein.lean
bernsteinApproximation.δ_pos
[]
[ 185, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 184, 1 ]
Mathlib/CategoryTheory/Limits/HasLimits.lean
CategoryTheory.Limits.limit.cone_π
[]
[ 168, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 167, 1 ]
Mathlib/Analysis/Calculus/Deriv/Mul.lean
HasDerivWithinAt.div_const
[ { "state_after": "no goals", "state_before": "𝕜 : Type u\ninst✝⁶ : NontriviallyNormedField 𝕜\nF : Type v\ninst✝⁵ : NormedAddCommGroup F\ninst✝⁴ : NormedSpace 𝕜 F\nE : Type w\ninst✝³ : NormedAddCommGroup E\ninst✝² : NormedSpace 𝕜 E\nf f₀ f₁ g : 𝕜 → F\nf' f₀' f₁' g' : F\nx : 𝕜\ns t : Set 𝕜\nL L₁ L₂ : F...
[ 300, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 298, 1 ]
Mathlib/Order/ModularLattice.lean
covby_sup_of_inf_covby_right
[ { "state_after": "α : Type u_1\ninst✝¹ : Lattice α\ninst✝ : IsUpperModularLattice α\na b : α\n⊢ b ⊓ a ⋖ b → a ⋖ b ⊔ a", "state_before": "α : Type u_1\ninst✝¹ : Lattice α\ninst✝ : IsUpperModularLattice α\na b : α\n⊢ a ⊓ b ⋖ b → a ⋖ a ⊔ b", "tactic": "rw [sup_comm, inf_comm]" }, { "state_after": "...
[ 155, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 153, 1 ]
Mathlib/Data/PNat/Basic.lean
Nat.succPNat_lt_succPNat
[]
[ 90, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 89, 1 ]
Std/Data/Rat/Lemmas.lean
Rat.inv_def
[ { "state_after": "a : Rat\n⊢ (if h : a.num < 0 then mk' (-↑a.den) (Int.natAbs a.num)\n else if h : a.num > 0 then mk' (↑a.den) (Int.natAbs a.num) else a) =\n ↑a.den /. a.num", "state_before": "a : Rat\n⊢ Rat.inv a = ↑a.den /. a.num", "tactic": "unfold Rat.inv" }, { "state_after": "case inl...
[ 293, 63 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 285, 1 ]
Mathlib/Data/Set/Enumerate.lean
Set.enumerate_mem
[ { "state_after": "case none\nα : Type u_1\nsel : Set α → Option α\nh_sel : ∀ (s : Set α) (a : α), sel s = some a → a ∈ s\ns : Set α\nn : ℕ\na : α\nh : sel s = none\n⊢ enumerate sel s (n + 1) = some a → a ∈ s\n\ncase some\nα : Type u_1\nsel : Set α → Option α\nh_sel : ∀ (s : Set α) (a : α), sel s = some a → a ∈ ...
[ 73, 18 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 63, 1 ]
Mathlib/Combinatorics/SimpleGraph/StronglyRegular.lean
SimpleGraph.IsSRGWith.card_neighborFinset_union_of_adj
[ { "state_after": "V : Type u\ninst✝² : Fintype V\ninst✝¹ : DecidableEq V\nG : SimpleGraph V\ninst✝ : DecidableRel G.Adj\nn k ℓ μ : ℕ\nv w : V\nh : IsSRGWith G n k ℓ μ\nha : Adj G v w\n⊢ Finset.card (neighborFinset G v ∪ neighborFinset G w) = 2 * k - Fintype.card ↑(commonNeighbors G v w)", "state_before": "V...
[ 113, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 110, 1 ]
Mathlib/Order/Directed.lean
exists_lt_of_directed_le
[]
[ 308, 12 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 306, 1 ]
Mathlib/Algebra/Order/Floor.lean
Int.fract_add_floor
[]
[ 817, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 816, 1 ]
Std/Data/Nat/Gcd.lean
Nat.gcd_pos_of_pos_left
[]
[ 92, 44 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 91, 1 ]
Mathlib/GroupTheory/Nilpotent.lean
upperCentralSeries_one
[ { "state_after": "case h\nG : Type u_1\ninst✝¹ : Group G\nH : Subgroup G\ninst✝ : Normal H\nx✝ : G\n⊢ x✝ ∈ upperCentralSeries G 1 ↔ x✝ ∈ center G", "state_before": "G : Type u_1\ninst✝¹ : Group G\nH : Subgroup G\ninst✝ : Normal H\n⊢ upperCentralSeries G 1 = center G", "tactic": "ext" }, { "state...
[ 158, 86 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 154, 1 ]
Mathlib/Algebra/DirectSum/Module.lean
DirectSum.toModule.unique
[]
[ 131, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 130, 1 ]
Mathlib/Order/Filter/AtTopBot.lean
Filter.tendsto_atBot_of_monotone_of_filter
[]
[ 1727, 67 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1725, 1 ]
Mathlib/Tactic/Positivity/Basic.lean
Mathlib.Meta.Positivity.mul_nonneg_of_nonneg_of_pos
[]
[ 118, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 116, 9 ]
Mathlib/Order/Monotone/Basic.lean
Monotone.ne_of_lt_of_lt_int
[ { "state_after": "ι : Type ?u.45732\nα : Type u\nβ : Type v\nγ : Type w\nδ : Type ?u.45741\nπ : ι → Type ?u.45746\nr : α → α → Prop\ninst✝ : Preorder α\nf : ℤ → α\nhf : Monotone f\nn a : ℤ\nh1 : f n < f a\nh2 : f a < f (n + 1)\n⊢ False", "state_before": "ι : Type ?u.45732\nα : Type u\nβ : Type v\nγ : Type w...
[ 1120, 77 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1117, 1 ]
Mathlib/Topology/MetricSpace/Basic.lean
nndist_le_pi_nndist
[ { "state_after": "α : Type u\nβ : Type v\nX : Type ?u.397955\nι : Type ?u.397958\ninst✝² : PseudoMetricSpace α\nπ : β → Type u_1\ninst✝¹ : Fintype β\ninst✝ : (b : β) → PseudoMetricSpace (π b)\nf g : (b : β) → π b\nb : β\n⊢ edist (f b) (g b) ≤ edist f g", "state_before": "α : Type u\nβ : Type v\nX : Type ?u....
[ 2040, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2038, 1 ]
Mathlib/Topology/ContinuousFunction/Algebra.lean
ContinuousMap.div_apply
[]
[ 210, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 209, 1 ]
Mathlib/Data/Num/Lemmas.lean
Num.lt_to_nat
[ { "state_after": "α : Type ?u.232833\nm n : Num\nh : ↑m < ↑n\n⊢ ↑m < ↑n ↔ Ordering.lt = Ordering.lt", "state_before": "α : Type ?u.232833\nm n : Num\nh : Ordering.casesOn Ordering.lt (↑m < ↑n) (m = n) (↑n < ↑m)\n⊢ ↑m < ↑n ↔ Ordering.lt = Ordering.lt", "tactic": "simp at h" }, { "state_after": "n...
[ 339, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 334, 1 ]
Mathlib/SetTheory/Ordinal/Basic.lean
Ordinal.typein_one_out
[ { "state_after": "no goals", "state_before": "α : Type ?u.187136\nβ : Type ?u.187139\nγ : Type ?u.187142\nr : α → α → Prop\ns : β → β → Prop\nt : γ → γ → Prop\nx : (Quotient.out 1).α\n⊢ typein (fun x x_1 => x < x_1) x = 0", "tactic": "rw [one_out_eq x, typein_enum]" } ]
[ 1136, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1134, 1 ]
Mathlib/Algebra/Order/LatticeGroup.lean
LatticeOrderedCommGroup.pos_eq_self_of_one_lt_pos
[ { "state_after": "α✝ : Type u\ninst✝³ : Lattice α✝\ninst✝² : CommGroup α✝\nα : Type u_1\ninst✝¹ : LinearOrder α\ninst✝ : CommGroup α\nx : α\nhx : 1 < x\n⊢ x⁺ = x", "state_before": "α✝ : Type u\ninst✝³ : Lattice α✝\ninst✝² : CommGroup α✝\nα : Type u_1\ninst✝¹ : LinearOrder α\ninst✝ : CommGroup α\nx : α\nhx :...
[ 478, 14 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 474, 1 ]
Mathlib/Data/List/Basic.lean
List.map₂Right_nil_right
[]
[ 4141, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 4140, 1 ]
Mathlib/MeasureTheory/Measure/MeasureSpace.lean
indicator_ae_eq_of_restrict_compl_ae_eq_zero
[ { "state_after": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.4814398\nδ : Type ?u.4814401\nι : Type ?u.4814404\nR : Type ?u.4814407\nR' : Type ?u.4814410\ninst✝¹ : MeasurableSpace α\nμ : MeasureTheory.Measure α\ns t : Set α\nf : α → β\ninst✝ : Zero β\nhs : MeasurableSet s\nhf : ∀ᵐ (x : α) ∂μ, x ∈ sᶜ → f x = OfNat....
[ 4678, 99 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 4672, 1 ]
Mathlib/Data/Real/NNReal.lean
Mathlib.Meta.Positivity.nnreal_coe_pos
[]
[ 1090, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1089, 9 ]
Mathlib/RingTheory/Polynomial/Cyclotomic/Basic.lean
Polynomial.cyclotomic'_two
[ { "state_after": "R✝ : Type ?u.35090\ninst✝⁴ : CommRing R✝\ninst✝³ : IsDomain R✝\nR : Type u_1\ninst✝² : CommRing R\ninst✝¹ : IsDomain R\np : ℕ\ninst✝ : CharP R p\nhp : p ≠ 2\n⊢ ∏ μ in primitiveRoots 2 R, (X - ↑C μ) = X + 1", "state_before": "R✝ : Type ?u.35090\ninst✝⁴ : CommRing R✝\ninst✝³ : IsDomain R✝\nR...
[ 96, 101 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 90, 1 ]
Mathlib/Data/Set/Basic.lean
Set.subset_empty_iff
[]
[ 577, 68 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 576, 1 ]
Mathlib/Data/Finset/NoncommProd.lean
Multiset.noncommProd_eq_pow_card
[ { "state_after": "case h\nF : Type ?u.111005\nι : Type ?u.111008\nα : Type u_1\nβ : Type ?u.111014\nγ : Type ?u.111017\nf : α → β → β\nop : α → α → α\ninst✝¹ : Monoid α\ninst✝ : Monoid β\nm : α\na✝ : List α\ncomm : Set.Pairwise {x | x ∈ Quotient.mk (List.isSetoid α) a✝} Commute\nh : ∀ (x : α), x ∈ Quotient.mk (...
[ 203, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 199, 1 ]
Mathlib/Data/List/Basic.lean
List.modifyLast_append
[ { "state_after": "no goals", "state_before": "ι : Type ?u.319860\nα : Type u\nβ : Type v\nγ : Type w\nδ : Type x\nl₁✝ l₂✝ : List α\nf : α → α\nl₁ l₂ : List α\nx✝ : l₂ ≠ []\n⊢ modifyLast f (l₁ ++ l₂) = l₁ ++ modifyLast f l₂", "tactic": "cases l₂ with\n| nil => contradiction\n| cons hd tl =>\n cases tl w...
[ 3070, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 3059, 1 ]
Mathlib/Data/Dfinsupp/Basic.lean
Dfinsupp.update_eq_erase
[ { "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\ninst✝ : (i : ι) → Zero (β i)\ns : Finset ι\nx : (i : ↑↑s) → β ↑i\ni : ι\nf : Π₀ (i : ι), β i\nb : β i\nj✝ j : ι\n⊢ ↑(update i f 0) j = ↑(erase i f) j", "state_before": "ι : Type u\nγ : ...
[ 846, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 842, 1 ]
Mathlib/Algebra/Module/Submodule/Basic.lean
Submodule.restrictScalars_mem
[]
[ 446, 13 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 445, 1 ]
Mathlib/Data/Option/Basic.lean
Option.seq_some
[]
[ 266, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 265, 1 ]
Mathlib/ModelTheory/Syntax.lean
FirstOrder.Language.Term.constantsVarsEquivLeft_apply
[]
[ 232, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 230, 1 ]
Mathlib/Topology/ContinuousOn.lean
continuous_if
[ { "state_after": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.380506\nδ : Type ?u.380509\ninst✝⁴ : TopologicalSpace α\ninst✝³ : TopologicalSpace β\ninst✝² : TopologicalSpace γ\ninst✝¹ : TopologicalSpace δ\np : α → Prop\nf g : α → β\ninst✝ : (a : α) → Decidable (p a)\nhp : ∀ (a : α), a ∈ frontier {x | p x} → f a = g...
[ 1182, 48 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1177, 1 ]
Mathlib/LinearAlgebra/Prod.lean
LinearMap.sup_range_inl_inr
[]
[ 461, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 460, 1 ]
Mathlib/Geometry/Manifold/LocalInvariantProperties.lean
StructureGroupoid.LocalInvariantProp.liftPropAt_of_mem_maximalAtlas
[ { "state_after": "H : Type u_1\nM : Type u_2\nH' : Type ?u.53706\nM' : Type ?u.53709\nX : Type ?u.53712\ninst✝⁷ : TopologicalSpace H\ninst✝⁶ : TopologicalSpace M\ninst✝⁵ : ChartedSpace H M\ninst✝⁴ : TopologicalSpace H'\ninst✝³ : TopologicalSpace M'\ninst✝² : ChartedSpace H' M'\ninst✝¹ : TopologicalSpace X\nG : ...
[ 483, 58 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 479, 1 ]
Mathlib/Logic/Basic.lean
BEx.imp_right
[]
[ 1051, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1050, 1 ]
Mathlib/Data/Nat/GCD/Basic.lean
Nat.not_coprime_zero_zero
[ { "state_after": "no goals", "state_before": "⊢ ¬coprime 0 0", "tactic": "simp" } ]
[ 206, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 206, 1 ]
Mathlib/GroupTheory/FreeAbelianGroupFinsupp.lean
FreeAbelianGroup.support_zsmul
[ { "state_after": "case a\nX : Type u_1\nk : ℤ\nh : k ≠ 0\na : FreeAbelianGroup X\nx : X\n⊢ x ∈ support (k • a) ↔ x ∈ support a", "state_before": "X : Type u_1\nk : ℤ\nh : k ≠ 0\na : FreeAbelianGroup X\n⊢ support (k • a) = support a", "tactic": "ext x" }, { "state_after": "case a\nX : Type u_1\nk...
[ 186, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 182, 1 ]
Mathlib/Data/Set/Function.lean
Set.bijOn_empty
[]
[ 924, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 923, 1 ]
Mathlib/AlgebraicTopology/DoldKan/Projections.lean
AlgebraicTopology.DoldKan.P_f_0_eq
[ { "state_after": "case zero\nC : Type u_2\ninst✝¹ : Category C\ninst✝ : Preadditive C\nX : SimplicialObject C\n⊢ HomologicalComplex.Hom.f (P Nat.zero) 0 = 𝟙 (HomologicalComplex.X K[X] 0)\n\ncase succ\nC : Type u_2\ninst✝¹ : Category C\ninst✝ : Preadditive C\nX : SimplicialObject C\nq : ℕ\nhq : HomologicalCompl...
[ 67, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 63, 1 ]
Mathlib/MeasureTheory/Measure/ProbabilityMeasure.lean
MeasureTheory.ProbabilityMeasure.val_eq_to_measure
[]
[ 135, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 134, 1 ]
Mathlib/Data/Finset/Lattice.lean
Finset.iInf_biUnion
[]
[ 1993, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1991, 1 ]
Mathlib/Order/PrimeIdeal.lean
Order.Ideal.IsPrime.mem_compl_of_not_mem
[]
[ 185, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 184, 1 ]
Mathlib/Data/Finset/Pointwise.lean
IsUnit.finset
[]
[ 960, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 959, 11 ]
Mathlib/Order/WithBot.lean
WithTop.wellFounded_lt
[]
[ 1262, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1249, 1 ]
Mathlib/Order/Filter/AtTopBot.lean
Filter.eventually_forall_ge_atTop
[ { "state_after": "ι : Type ?u.17904\nι' : Type ?u.17907\nα : Type u_1\nβ : Type ?u.17913\nγ : Type ?u.17916\ninst✝ : Preorder α\np : α → Prop\nh : ∀ᶠ (x : α) in atTop, p x\n⊢ ∀ᶠ (x : α) in atTop, ∀ (y : α), x ≤ y → p y", "state_before": "ι : Type ?u.17904\nι' : Type ?u.17907\nα : Type u_1\nβ : Type ?u.17913...
[ 250, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
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