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list
Mathlib/LinearAlgebra/FiniteDimensional.lean
LinearMap.ker_eq_bot_iff_range_eq_top_of_finrank_eq_finrank
[ { "state_after": "no goals", "state_before": "K : Type u\nV : Type v\ninst✝⁶ : DivisionRing K\ninst✝⁵ : AddCommGroup V\ninst✝⁴ : Module K V\nV₂ : Type v'\ninst✝³ : AddCommGroup V₂\ninst✝² : Module K V₂\ninst✝¹ : FiniteDimensional K V\ninst✝ : FiniteDimensional K V₂\nH : finrank K V = finrank K V₂\nf : V →ₗ[...
[ 1059, 82 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1056, 1 ]
Mathlib/RingTheory/UniqueFactorizationDomain.lean
WfDvdMonoid.of_exists_prime_factors
[ { "state_after": "case refine'_2.intro.intro.intro\nα : Type u_1\ninst✝ : CancelCommMonoidWithZero α\npf : ∀ (a : α), a ≠ 0 → ∃ f, (∀ (b : α), b ∈ f → Prime b) ∧ Multiset.prod f ~ᵤ a\na b : α\nane0 : a ≠ 0\nc : α\nhc : ¬IsUnit c\nb_eq : b = a * c\n⊢ (if h : a = 0 then ⊤\n else ↑(↑Multiset.card (Classical.cho...
[ 327, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 287, 1 ]
Mathlib/MeasureTheory/Constructions/Prod/Basic.lean
generateFrom_prod
[]
[ 150, 72 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 146, 1 ]
src/lean/Init/Prelude.lean
Nat.not_succ_le_zero
[]
[ 1573, 27 ]
d5348dfac847a56a4595fb6230fd0708dcb4e7e9
https://github.com/leanprover/lean4
[ 1571, 1 ]
Mathlib/CategoryTheory/GradedObject.lean
CategoryTheory.GradedObject.eqToHom_proj
[ { "state_after": "C : Type u\ninst✝ : Category C\nI : Type u_1\nx : GradedObject I C\ni : I\n⊢ eqToHom (_ : x = x) i = eqToHom (_ : x i = x i)", "state_before": "C : Type u\ninst✝ : Category C\nI : Type u_1\nx x' : GradedObject I C\nh : x = x'\ni : I\n⊢ eqToHom h i = eqToHom (_ : x i = x' i)", "tactic":...
[ 96, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 93, 1 ]
Mathlib/Algebra/Module/LinearMap.lean
LinearMap.toFun_eq_coe
[]
[ 228, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 228, 1 ]
Mathlib/Topology/MetricSpace/PiNat.lean
PiNat.mem_cylinder_iff_le_firstDiff
[ { "state_after": "case mp\nE : ℕ → Type u_1\nx y : (n : ℕ) → E n\nhne : x ≠ y\ni : ℕ\n⊢ x ∈ cylinder y i → i ≤ firstDiff x y\n\ncase mpr\nE : ℕ → Type u_1\nx y : (n : ℕ) → E n\nhne : x ≠ y\ni : ℕ\n⊢ i ≤ firstDiff x y → x ∈ cylinder y i", "state_before": "E : ℕ → Type u_1\nx y : (n : ℕ) → E n\nhne : x ≠ y\ni...
[ 163, 52 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 156, 1 ]
Mathlib/Analysis/SpecialFunctions/Pow/Deriv.lean
HasFDerivWithinAt.rpow_const
[]
[ 454, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 452, 1 ]
Mathlib/Order/SuccPred/Limit.lean
Order.isPredLimitRecOn_pred
[]
[ 395, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 393, 1 ]
Mathlib/RingTheory/Int/Basic.lean
Nat.factors_multiset_prod_of_irreducible
[ { "state_after": "s : Multiset ℕ\nh : ∀ (x : ℕ), x ∈ s → Irreducible x\n⊢ Multiset.Rel (fun x x_1 => Associated x x_1) (normalizedFactors (Multiset.prod s)) s", "state_before": "s : Multiset ℕ\nh : ∀ (x : ℕ), x ∈ s → Irreducible x\n⊢ normalizedFactors (Multiset.prod s) = s", "tactic": "rw [← Multiset.re...
[ 331, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 323, 1 ]
Mathlib/Data/Set/Lattice.lean
Set.subset_iInter_iff
[]
[ 316, 14 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 315, 1 ]
Mathlib/MeasureTheory/Function/LpSeminorm.lean
MeasureTheory.snormEssSup_trim
[]
[ 986, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 984, 1 ]
Mathlib/Analysis/Normed/Group/InfiniteSum.lean
hasSum_of_subseq_of_summable
[]
[ 105, 83 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 102, 1 ]
Mathlib/Analysis/Calculus/ContDiffDef.lean
Filter.EventuallyEq.iteratedFDerivWithin_eq
[ { "state_after": "no goals", "state_before": "𝕜 : Type u\ninst✝⁸ : NontriviallyNormedField 𝕜\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 : NormedAddCommGroup G\ninst✝² : NormedSpace 𝕜 G\...
[ 899, 91 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 896, 1 ]
Mathlib/Analysis/SpecialFunctions/Complex/Arg.lean
Complex.arg_cos_add_sin_mul_I
[ { "state_after": "no goals", "state_before": "θ : ℝ\nhθ : θ ∈ Set.Ioc (-π) π\n⊢ arg (cos ↑θ + sin ↑θ * I) = θ", "tactic": "rw [← one_mul (_ + _), ← ofReal_one, arg_mul_cos_add_sin_mul_I zero_lt_one hθ]" } ]
[ 118, 81 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 117, 1 ]
Mathlib/Algebra/Divisibility/Basic.lean
dvd_mul_of_dvd_right
[ { "state_after": "α : Type u_1\ninst✝ : CommSemigroup α\na b c✝ : α\nh : a ∣ b\nc : α\n⊢ a ∣ b * c", "state_before": "α : Type u_1\ninst✝ : CommSemigroup α\na b c✝ : α\nh : a ∣ b\nc : α\n⊢ a ∣ c * b", "tactic": "rw [mul_comm]" }, { "state_after": "no goals", "state_before": "α : Type u_1\nin...
[ 172, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 171, 1 ]
Mathlib/Algebra/Lie/OfAssociative.lean
AlgHom.to_lieHom_injective
[ { "state_after": "case H\nA : Type v\ninst✝⁶ : Ring A\nR : Type u\ninst✝⁵ : CommRing R\ninst✝⁴ : Algebra R A\nB : Type w\nC : Type w₁\ninst✝³ : Ring B\ninst✝² : Ring C\ninst✝¹ : Algebra R B\ninst✝ : Algebra R C\nf✝ : A →ₐ[R] B\ng✝ : B →ₐ[R] C\nf g : A →ₐ[R] B\nh : toLieHom f = toLieHom g\na : A\n⊢ ↑f a = ↑g a",...
[ 201, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 200, 1 ]
Mathlib/ModelTheory/Syntax.lean
FirstOrder.Language.BoundedFormula.IsQF.castLE
[]
[ 737, 83 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 736, 1 ]
Mathlib/Topology/Homotopy/Basic.lean
ContinuousMap.HomotopyWith.coeFn_injective
[]
[ 433, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 432, 1 ]
Mathlib/Analysis/NormedSpace/Multilinear.lean
ContinuousMultilinearMap.norm_mkPiAlgebra_of_empty
[ { "state_after": "case a\n𝕜 : Type u\nι : Type v\nι' : Type v'\nn : ℕ\nE : ι → Type wE\nE₁ : ι → Type wE₁\nE' : ι' → Type wE'\nEi : Fin (Nat.succ n) → Type wEi\nG : Type wG\nG' : Type wG'\ninst✝¹⁷ : Fintype ι\ninst✝¹⁶ : Fintype ι'\ninst✝¹⁵ : NontriviallyNormedField 𝕜\ninst✝¹⁴ : (i : ι) → NormedAddCommGroup (E...
[ 821, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 813, 1 ]
Mathlib/Order/Filter/Pointwise.lean
Filter.neBot_inv_iff
[]
[ 225, 18 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 224, 1 ]
Mathlib/Algebra/Algebra/Subalgebra/Basic.lean
Subalgebra.neg_mem
[]
[ 190, 13 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 188, 11 ]
Mathlib/Data/Real/EReal.lean
EReal.induction₂
[ { "state_after": "case inl\nP : EReal → EReal → Prop\ntop_top : P ⊤ ⊤\ntop_pos : ∀ (x : ℝ), 0 < x → P ⊤ ↑x\ntop_zero : P ⊤ 0\ntop_neg : ∀ (x : ℝ), x < 0 → P ⊤ ↑x\ntop_bot : P ⊤ ⊥\npos_top : ∀ (x : ℝ), 0 < x → P ↑x ⊤\npos_bot : ∀ (x : ℝ), 0 < x → P ↑x ⊥\nzero_top : P 0 ⊤\ncoe_coe : ∀ (x y : ℝ), P ↑x ↑y\nzero_bot...
[ 200, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 178, 1 ]
Mathlib/Order/Filter/Basic.lean
Filter.nontrivial_iff_nonempty
[]
[ 780, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 775, 1 ]
Mathlib/MeasureTheory/Measure/MeasureSpace.lean
MeasureTheory.Measure.AbsolutelyContinuous.smul
[ { "state_after": "no goals", "state_before": "α : Type u_2\nβ : Type ?u.400038\nγ : Type ?u.400041\nδ : Type ?u.400044\nι : Type ?u.400047\nR : Type u_1\nR' : Type ?u.400053\nm0 : MeasurableSpace α\ninst✝⁴ : MeasurableSpace β\ninst✝³ : MeasurableSpace γ\nμ μ₁ μ₂ μ₃ ν ν' ν₁ ν₂ : Measure α\ns✝ s' t : Set α\ni...
[ 2402, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2400, 11 ]
Mathlib/MeasureTheory/Measure/FiniteMeasure.lean
MeasureTheory.FiniteMeasure.zero_testAgainstNN
[ { "state_after": "case h\nΩ : Type u_1\ninst✝⁵ : MeasurableSpace Ω\nR : Type ?u.53954\ninst✝⁴ : SMul R ℝ≥0\ninst✝³ : SMul R ℝ≥0∞\ninst✝² : IsScalarTower R ℝ≥0 ℝ≥0∞\ninst✝¹ : IsScalarTower R ℝ≥0∞ ℝ≥0∞\ninst✝ : TopologicalSpace Ω\nx✝ : Ω →ᵇ ℝ≥0\n⊢ testAgainstNN 0 x✝ = OfNat.ofNat 0 x✝", "state_before": "Ω : T...
[ 371, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 369, 1 ]
Mathlib/Data/Polynomial/Laurent.lean
Polynomial.toLaurent_one
[]
[ 235, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 234, 1 ]
Mathlib/Topology/ContinuousOn.lean
ContinuousOn.comp
[]
[ 890, 52 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 888, 1 ]
Std/Data/Int/DivMod.lean
Int.zero_ediv
[ { "state_after": "no goals", "state_before": "a✝ : Nat\n⊢ ofNat (0 / a✝) = 0", "tactic": "simp" }, { "state_after": "no goals", "state_before": "a✝ : Nat\n⊢ -ofNat (0 / succ a✝) = 0", "tactic": "simp" } ]
[ 37, 40 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 35, 15 ]
Mathlib/Data/Finset/Lattice.lean
Finset.set_biUnion_union
[]
[ 2039, 13 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2037, 1 ]
Mathlib/Analysis/SpecialFunctions/Trigonometric/Inverse.lean
Real.arcsin_pos
[]
[ 223, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 222, 1 ]
Mathlib/Computability/TMToPartrec.lean
Turing.PartrecToTM2.codeSupp'_supports
[ { "state_after": "case zero'\nS : Finset Λ'\nk : Cont'\nH : codeSupp Code.zero' k ⊆ S\n⊢ Supports (codeSupp' Code.zero' k) S\n\ncase succ\nS : Finset Λ'\nk : Cont'\nH : codeSupp Code.succ k ⊆ S\n⊢ Supports (codeSupp' Code.succ k) S\n\ncase tail\nS : Finset Λ'\nk : Cont'\nH : codeSupp Code.tail k ⊆ S\n⊢ Supports...
[ 2038, 77 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2001, 1 ]
Mathlib/Algebra/Homology/Homology.lean
HomologicalComplex.cycles_eq_top
[ { "state_after": "ι : Type u_1\nV : Type u\ninst✝² : Category V\ninst✝¹ : HasZeroMorphisms V\nc : ComplexShape ι\nC : HomologicalComplex V c\ninst✝ : HasKernels V\ni : ι\nh : ¬ComplexShape.Rel c i (ComplexShape.next c i)\n⊢ ⊤ ≤ cycles C i", "state_before": "ι : Type u_1\nV : Type u\ninst✝² : Category V\nins...
[ 68, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 65, 1 ]
Mathlib/Algebra/Star/Subalgebra.lean
Subalgebra.star_adjoin_comm
[ { "state_after": "no goals", "state_before": "F : Type ?u.414752\nR : Type u_2\nA : Type u_1\nB : Type ?u.414761\ninst✝⁹ : CommSemiring R\ninst✝⁸ : StarRing R\ninst✝⁷ : Semiring A\ninst✝⁶ : Algebra R A\ninst✝⁵ : StarRing A\ninst✝⁴ : StarModule R A\ninst✝³ : Semiring B\ninst✝² : Algebra R B\ninst✝¹ : StarRin...
[ 380, 94 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 377, 1 ]
Mathlib/Data/Finset/Card.lean
Finset.exists_ne_of_one_lt_card
[ { "state_after": "case intro.intro.intro.intro\nα : Type u_1\nβ : Type ?u.58840\ns t : Finset α\nf : α → β\nn : ℕ\nhs : 1 < card s\na x : α\nhx : x ∈ s\ny : α\nhy : y ∈ s\nhxy : x ≠ y\n⊢ ∃ b, b ∈ s ∧ b ≠ a", "state_before": "α : Type u_1\nβ : Type ?u.58840\ns t : Finset α\nf : α → β\nn : ℕ\nhs : 1 < card s\...
[ 593, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 589, 1 ]
Mathlib/SetTheory/Ordinal/Basic.lean
Cardinal.card_typein_lt
[ { "state_after": "α : Type u_1\nβ : Type ?u.230049\nγ : Type ?u.230052\nr✝ : α → α → Prop\ns : β → β → Prop\nt : γ → γ → Prop\nr : α → α → Prop\ninst✝ : IsWellOrder α r\nx : α\nh : ord (#α) = type r\n⊢ typein r x < type r", "state_before": "α : Type u_1\nβ : Type ?u.230049\nγ : Type ?u.230052\nr✝ : α → α → ...
[ 1453, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1450, 1 ]
Mathlib/Order/Filter/AtTopBot.lean
Filter.tendsto_mul_self_atTop
[]
[ 886, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 885, 1 ]
Mathlib/RingTheory/Valuation/Basic.lean
AddValuation.IsEquiv.map
[]
[ 851, 52 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 845, 1 ]
Mathlib/Data/Finset/Sigma.lean
Finset.sigma_mono
[]
[ 75, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 72, 1 ]
Mathlib/Analysis/InnerProductSpace/Calculus.lean
contDiffOn_homeomorphUnitBall_symm
[ { "state_after": "case h\nn : ℕ∞\nE : Type u_1\ninst✝¹ : NormedAddCommGroup E\ninst✝ : InnerProductSpace ℝ E\nf : E → E\nh : ∀ (y : E) (hy : y ∈ ball 0 1), f y = ↑(Homeomorph.symm homeomorphUnitBall) { val := y, property := hy }\ny : E\nhy : y ∈ ball 0 1\n⊢ ContDiffAt ℝ n f y", "state_before": "n : ℕ∞\nE : ...
[ 388, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 374, 1 ]
Mathlib/Order/BoundedOrder.lean
monotone_le
[]
[ 565, 81 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 565, 1 ]
Mathlib/Data/Set/Intervals/Basic.lean
Set.Ioo_subset_Ioc_union_Ico
[]
[ 1624, 89 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1623, 1 ]
Mathlib/GroupTheory/Nilpotent.lean
upperCentralSeries_mono
[ { "state_after": "G : Type u_1\ninst✝¹ : Group G\nH : Subgroup G\ninst✝ : Normal H\n⊢ ∀ (n : ℕ), upperCentralSeries G n ≤ upperCentralSeries G (n + 1)", "state_before": "G : Type u_1\ninst✝¹ : Group G\nH : Subgroup G\ninst✝ : Normal H\n⊢ Monotone (upperCentralSeries G)", "tactic": "refine' monotone_nat_...
[ 217, 88 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 213, 1 ]
Mathlib/Analysis/Complex/Basic.lean
Complex.norm_eq_one_of_pow_eq_one
[]
[ 205, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 204, 1 ]
Mathlib/MeasureTheory/Measure/OuterMeasure.lean
MeasureTheory.OuterMeasure.sInfGen_def
[]
[ 1145, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1143, 1 ]
Mathlib/Algebra/Algebra/Bilinear.lean
LinearMap.mulLeft_apply
[]
[ 82, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 81, 1 ]
Mathlib/Analysis/Complex/Basic.lean
Complex.continuous_abs
[]
[ 176, 18 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 175, 1 ]
Mathlib/Data/Nat/Choose/Bounds.lean
Nat.pow_le_choose
[ { "state_after": "α : Type u_1\ninst✝ : LinearOrderedSemifield α\nr n : ℕ\n⊢ ↑((n + 1 - r) ^ r) ≤ ↑r ! * ↑(choose n r)\n\nα : Type u_1\ninst✝ : LinearOrderedSemifield α\nr n : ℕ\n⊢ 0 < ↑r !", "state_before": "α : Type u_1\ninst✝ : LinearOrderedSemifield α\nr n : ℕ\n⊢ ↑((n + 1 - r) ^ r) / ↑r ! ≤ ↑(choose n r...
[ 48, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 43, 1 ]
Mathlib/RingTheory/Localization/Submodule.lean
IsLocalization.coeSubmodule_sup
[]
[ 64, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 62, 1 ]
Mathlib/Analysis/SpecialFunctions/Trigonometric/Arctan.lean
Real.arctan_tan
[]
[ 137, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 136, 1 ]
Std/Data/Int/Lemmas.lean
Int.add_lt_add_iff_right
[]
[ 789, 59 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 788, 11 ]
Mathlib/MeasureTheory/Measure/OuterMeasure.lean
MeasureTheory.OuterMeasure.trim_eq
[]
[ 1617, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1615, 1 ]
Mathlib/Data/List/Dedup.lean
List.sum_map_count_dedup_eq_length
[ { "state_after": "no goals", "state_before": "α : Type u\ninst✝ : DecidableEq α\nl : List α\n⊢ sum (map (fun x => count x l) (dedup l)) = length l", "tactic": "simpa using sum_map_count_dedup_filter_eq_countp (fun _ => True) l" } ]
[ 140, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 138, 1 ]
Mathlib/RingTheory/Ideal/Operations.lean
Submodule.smul_induction_on
[ { "state_after": "R : Type u\nM : Type v\nF : Type ?u.37815\nG : Type ?u.37818\ninst✝² : CommSemiring R\ninst✝¹ : AddCommMonoid M\ninst✝ : Module R M\nI J : Ideal R\nN P : Submodule R M\np : M → Prop\nx : M\nH : x ∈ I • N\nHb : ∀ (r : R), r ∈ I → ∀ (n : M), n ∈ N → p (r • n)\nH1 : ∀ (x y : M), p x → p y → p (x ...
[ 123, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 117, 1 ]
Mathlib/Data/Set/Pointwise/Basic.lean
Set.Nonempty.of_mul_left
[]
[ 387, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 386, 1 ]
Mathlib/Topology/Instances/Matrix.lean
Continuous.matrix_blockDiag'
[]
[ 280, 76 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 278, 1 ]
Mathlib/Data/PFunctor/Univariate/M.lean
PFunctor.M.agree_iff_agree'
[ { "state_after": "case mp\nF : PFunctor\nX : Type ?u.17090\nf : X → Obj F X\nn : ℕ\nx y : M F\nh : Agree (MIntl.approx x n) (MIntl.approx y (n + 1))\n⊢ Agree' n x y\n\ncase mpr\nF : PFunctor\nX : Type ?u.17090\nf : X → Obj F X\nn : ℕ\nx y : M F\nh : Agree' n x y\n⊢ Agree (MIntl.approx x n) (MIntl.approx y (n + ...
[ 435, 15 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 409, 1 ]
Mathlib/Analysis/Analytic/Basic.lean
FormalMultilinearSeries.changeOriginSeries_summable_aux₃
[ { "state_after": "𝕜 : Type u_1\nE : Type u_2\nF : Type u_3\nG : Type ?u.1521843\ninst✝⁶ : NontriviallyNormedField 𝕜\ninst✝⁵ : NormedAddCommGroup E\ninst✝⁴ : NormedSpace 𝕜 E\ninst✝³ : NormedAddCommGroup F\ninst✝² : NormedSpace 𝕜 F\ninst✝¹ : NormedAddCommGroup G\ninst✝ : NormedSpace 𝕜 G\np : FormalMultilinea...
[ 1233, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1228, 1 ]
Mathlib/Order/Lattice.lean
sup_assoc
[ { "state_after": "α : Type u\nβ : Type v\ninst✝ : SemilatticeSup α\na b c d x : α\n⊢ (a ≤ x ∧ b ≤ x) ∧ c ≤ x ↔ a ≤ x ∧ b ≤ x ∧ c ≤ x", "state_before": "α : Type u\nβ : Type v\ninst✝ : SemilatticeSup α\na b c d x : α\n⊢ a ⊔ b ⊔ c ≤ x ↔ a ⊔ (b ⊔ c) ≤ x", "tactic": "simp only [sup_le_iff]" }, { "st...
[ 255, 75 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 254, 1 ]
Mathlib/LinearAlgebra/AffineSpace/Combination.lean
Finset.centroid_singleton
[ { "state_after": "no goals", "state_before": "k : Type u_2\nV : Type u_3\nP : Type u_1\ninst✝³ : DivisionRing k\ninst✝² : AddCommGroup V\ninst✝¹ : Module k V\ninst✝ : AffineSpace V P\nι : Type u_4\ns : Finset ι\nι₂ : Type ?u.480542\ns₂ : Finset ι₂\np : ι → P\ni : ι\n⊢ centroid k {i} p = p i", "tactic": ...
[ 859, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 858, 1 ]
Mathlib/GroupTheory/Submonoid/Membership.lean
AddSubmonoid.closure_singleton_eq
[]
[ 594, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 591, 1 ]
Mathlib/Order/Filter/Basic.lean
Filter.tendsto_iff_comap
[]
[ 2878, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2876, 1 ]
Mathlib/RingTheory/Valuation/Quotient.lean
Valuation.onQuot_comap_eq
[]
[ 52, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 50, 1 ]
Mathlib/Data/Part.lean
Part.getOrElse_of_dom
[]
[ 273, 12 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 271, 1 ]
Mathlib/Combinatorics/SimpleGraph/Density.lean
SimpleGraph.edgeDensity_def
[]
[ 321, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 319, 1 ]
Mathlib/Logic/Equiv/Defs.lean
Equiv.arrowCongr_trans
[]
[ 534, 100 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 533, 9 ]
Mathlib/MeasureTheory/Measure/AEDisjoint.lean
MeasureTheory.AEDisjoint.of_null_right
[]
[ 151, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 150, 1 ]
Mathlib/Topology/PathConnected.lean
Joined.mem_pathComponent
[]
[ 948, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 946, 1 ]
Mathlib/Algebra/Hom/Ring.lean
RingHom.map_one
[]
[ 565, 12 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 564, 11 ]
Mathlib/Algebra/Order/Ring/Lemmas.lean
MulPosMono.toMulPosReflectLT
[]
[ 316, 91 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 315, 1 ]
Mathlib/Data/Multiset/Basic.lean
Multiset.coe_reverse
[]
[ 1133, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1132, 1 ]
Mathlib/Data/Set/Image.lean
Set.subset_image_union
[]
[ 547, 51 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 546, 1 ]
Mathlib/RingTheory/PrincipalIdealDomain.lean
mod_mem_iff
[]
[ 201, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 199, 1 ]
Mathlib/LinearAlgebra/ProjectiveSpace/Subspace.lean
Projectivization.Subspace.span_eq_span_iff
[]
[ 233, 75 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 231, 1 ]
Mathlib/RingTheory/Subsemiring/Basic.lean
Subsemiring.toAddSubmonoid_strictMono
[]
[ 257, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 256, 1 ]
Mathlib/RingTheory/Ideal/Operations.lean
Ideal.prod_span
[]
[ 612, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 610, 1 ]
Mathlib/Data/Multiset/FinsetOps.lean
Multiset.length_ndinsert_of_mem
[ { "state_after": "no goals", "state_before": "α : Type u_1\ninst✝ : DecidableEq α\ns✝ : Multiset α\na : α\ns : Multiset α\nh : a ∈ s\n⊢ ↑card (ndinsert a s) = ↑card s", "tactic": "simp [h]" } ]
[ 78, 48 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 77, 1 ]
Mathlib/RingTheory/UniqueFactorizationDomain.lean
Associates.pow_factors
[ { "state_after": "case zero\nα : Type u_1\ninst✝² : CancelCommMonoidWithZero α\ndec_irr : (p : Associates α) → Decidable (Irreducible p)\ninst✝¹ : UniqueFactorizationMonoid α\ndec : DecidableEq α\ndec' : DecidableEq (Associates α)\ninst✝ : Nontrivial α\na : Associates α\n⊢ factors (a ^ Nat.zero) = Nat.zero • fa...
[ 1801, 46 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1796, 1 ]
Mathlib/Topology/UniformSpace/CompactConvergence.lean
ContinuousMap.compactConvNhd_nhd_basis
[ { "state_after": "case intro.intro\nα : Type u₁\nβ : Type u₂\ninst✝¹ : TopologicalSpace α\ninst✝ : UniformSpace β\nK : Set α\nV : Set (β × β)\nf : C(α, β)\nhV : V ∈ 𝓤 β\nV' : Set (β × β)\nh₁ : V' ∈ 𝓤 β\nh₂ : V' ○ V' ⊆ V\n⊢ ∃ V', V' ∈ 𝓤 β ∧ V' ⊆ V ∧ ∀ (g : C(α, β)), g ∈ compactConvNhd K V' f → compactConvNhd ...
[ 127, 67 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 121, 1 ]
Mathlib/Computability/EpsilonNFA.lean
εNFA.evalFrom_nil
[]
[ 99, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 98, 1 ]
Mathlib/CategoryTheory/Types.lean
Equiv.toIso_inv
[]
[ 330, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 329, 1 ]
Mathlib/Data/Finset/Lattice.lean
Finset.sup_toFinset
[]
[ 220, 60 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 218, 1 ]
Mathlib/Order/SuccPred/Basic.lean
Order.isMin_iterate_pred_of_eq_of_lt
[]
[ 659, 58 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 657, 1 ]
Mathlib/Data/Real/ENNReal.lean
ENNReal.toReal_pos
[]
[ 2080, 79 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2079, 1 ]
Mathlib/Order/Monotone/Monovary.lean
Antivary.antivaryOn
[]
[ 66, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 65, 11 ]
Mathlib/CategoryTheory/Conj.lean
CategoryTheory.Iso.conj_apply
[]
[ 86, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 85, 1 ]
Mathlib/Data/Set/Pointwise/Interval.lean
Set.preimage_sub_const_Ioo
[ { "state_after": "no goals", "state_before": "α : Type u_1\ninst✝ : OrderedAddCommGroup α\na b c : α\n⊢ (fun x => x - a) ⁻¹' Ioo b c = Ioo (b + a) (c + a)", "tactic": "simp [sub_eq_add_neg]" } ]
[ 212, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 211, 1 ]
Mathlib/NumberTheory/Padics/Hensel.lean
deriv_sq_norm_ne_zero
[]
[ 115, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 114, 9 ]
Mathlib/Data/Bool/Count.lean
List.Chain'.count_false_le_count_true_add_one
[]
[ 95, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 93, 1 ]
Mathlib/Data/PEquiv.lean
PEquiv.trans_symm_eq_iff_forall_isSome
[ { "state_after": "α : Type u\nβ : Type v\nγ : Type w\nδ : Type x\nf : α ≃. β\n⊢ (∀ (x : α), x ∈ {a | isSome (↑f a) = true}) ↔ ∀ (a : α), isSome (↑f a) = true", "state_before": "α : Type u\nβ : Type v\nγ : Type w\nδ : Type x\nf : α ≃. β\n⊢ PEquiv.trans f (PEquiv.symm f) = PEquiv.refl α ↔ ∀ (a : α), isSome (↑...
[ 290, 67 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 288, 1 ]
Mathlib/Topology/Instances/ENNReal.lean
ENNReal.tendsto_toReal_iff
[ { "state_after": "case intro\nα : Type ?u.305098\nβ : Type ?u.305101\nγ : Type ?u.305104\na b c d : ℝ≥0∞\nr p q : ℝ≥0\nx✝ y z ε ε₁ ε₂ : ℝ≥0∞\ns : Set ℝ≥0∞\nι : Type u_1\nfi : Filter ι\nx : ℝ≥0∞\nhx : x ≠ ⊤\nf : ι → ℝ≥0\n⊢ Tendsto (fun n => ENNReal.toReal ((fun i => ↑(f i)) n)) fi (𝓝 (ENNReal.toReal x)) ↔ Tends...
[ 1069, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1065, 1 ]
Mathlib/Data/Finset/Lattice.lean
Finset.iSup_singleton
[ { "state_after": "no goals", "state_before": "F : Type ?u.429228\nα : Type u_2\nβ : Type u_1\nγ : Type ?u.429237\nι : Type ?u.429240\nκ : Type ?u.429243\ninst✝ : CompleteLattice β\na : α\ns : α → β\n⊢ (⨆ (x : α) (_ : x ∈ {a}), s x) = s a", "tactic": "simp" } ]
[ 1932, 92 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1932, 1 ]
Mathlib/Data/List/Duplicate.lean
List.Duplicate.mem
[ { "state_after": "case cons_mem\nα : Type u_1\nl : List α\nx : α\nl' : List α\na✝ : x ∈ l'\n⊢ x ∈ x :: l'\n\ncase cons_duplicate\nα : Type u_1\nl : List α\nx y : α\nl' : List α\na✝ : x ∈+ l'\nhm : x ∈ l'\n⊢ x ∈ y :: l'", "state_before": "α : Type u_1\nl : List α\nx : α\nh : x ∈+ l\n⊢ x ∈ l", "tactic": "...
[ 53, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 50, 1 ]
Mathlib/GroupTheory/GroupAction/FixingSubgroup.lean
fixingSubgroup_iUnion
[]
[ 152, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 150, 1 ]
Mathlib/Order/Monotone/Basic.lean
Monotone.strictMono_of_injective
[]
[ 418, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 417, 1 ]
Mathlib/Order/Antisymmetrization.lean
acc_antisymmetrization_iff
[]
[ 164, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 162, 1 ]
Mathlib/GroupTheory/Subgroup/Basic.lean
Subgroup.bot_or_nontrivial
[ { "state_after": "case pos\nG : Type u_1\nG' : Type ?u.174621\ninst✝² : Group G\ninst✝¹ : Group G'\nA : Type ?u.174630\ninst✝ : AddGroup A\nH✝ K H : Subgroup G\nh : ∀ (x : G), x ∈ H → x = 1\n⊢ H = ⊥ ∨ Nontrivial { x // x ∈ H }\n\ncase neg\nG : Type u_1\nG' : Type ?u.174621\ninst✝² : Group G\ninst✝¹ : Group G'\n...
[ 949, 51 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 942, 1 ]
Mathlib/Analysis/NormedSpace/LpEquiv.lean
coe_addEquiv_lpBcf_symm
[]
[ 162, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 161, 1 ]
Mathlib/Data/Set/Pointwise/Basic.lean
Set.bddAbove_mul
[ { "state_after": "case intro.intro\nF : Type ?u.160142\nα : Type u_1\nβ : Type ?u.160148\nγ : Type ?u.160151\ninst✝ : OrderedCommMonoid α\nA B : Set α\nbA : α\nhbA : bA ∈ upperBounds A\nbB : α\nhbB : bB ∈ upperBounds B\n⊢ BddAbove (A * B)", "state_before": "F : Type ?u.160142\nα : Type u_1\nβ : Type ?u.1601...
[ 1334, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1329, 1 ]
Mathlib/Algebra/ContinuedFractions/ContinuantsRecurrence.lean
GeneralizedContinuedFraction.denominators_recurrence
[ { "state_after": "K : Type u_1\ng : GeneralizedContinuedFraction K\nn : ℕ\ninst✝ : DivisionRing K\ngp : Pair K\nppredB predB : K\nsucc_nth_s_eq : Stream'.Seq.get? g.s (n + 1) = some gp\nnth_denom_eq : denominators g n = ppredB\nsucc_nth_denom_eq : denominators g (n + 1) = predB\n⊢ ∃ conts, continuants g n = con...
[ 75, 93 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 66, 1 ]