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start
list
Mathlib/Topology/SubsetProperties.lean
isClopen_biUnion
[]
[ 1592, 86 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1590, 1 ]
Mathlib/Order/Filter/Bases.lean
Filter.isCountablyGenerated_pure
[ { "state_after": "α : Type u_1\nβ : Type ?u.111166\nγ : Type ?u.111169\nι : Type ?u.111172\nι' : Sort ?u.111175\na : α\n⊢ IsCountablyGenerated (𝓟 {a})", "state_before": "α : Type u_1\nβ : Type ?u.111166\nγ : Type ?u.111169\nι : Type ?u.111172\nι' : Sort ?u.111175\na : α\n⊢ IsCountablyGenerated (pure a)", ...
[ 1183, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1181, 1 ]
Mathlib/Analysis/InnerProductSpace/l2Space.lean
lp.inner_eq_tsum
[]
[ 167, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 166, 1 ]
Mathlib/CategoryTheory/MorphismProperty.lean
CategoryTheory.MorphismProperty.StableUnderComposition.isomorphisms
[ { "state_after": "C : Type u\ninst✝¹ : Category C\nD : Type ?u.62388\ninst✝ : Category D\nX Y Z : C\nf : X ⟶ Y\ng : Y ⟶ Z\nhf : IsIso f\nhg : IsIso g\n⊢ IsIso (f ≫ g)", "state_before": "C : Type u\ninst✝¹ : Category C\nD : Type ?u.62388\ninst✝ : Category D\nX Y Z : C\nf : X ⟶ Y\ng : Y ⟶ Z\nhf : MorphismProp...
[ 458, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 453, 1 ]
Mathlib/Analysis/Calculus/MeanValue.lean
convexOn_of_deriv2_nonneg'
[]
[ 1220, 79 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1216, 1 ]
Mathlib/Data/Set/Image.lean
Set.image_inter
[]
[ 334, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 333, 1 ]
Mathlib/Data/Set/Basic.lean
Set.disjoint_compl_right_iff_subset
[]
[ 1751, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1750, 1 ]
Mathlib/Data/Polynomial/Eval.lean
Polynomial.eval₂_eq_zero_of_dvd_of_eval₂_eq_zero
[]
[ 296, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 294, 1 ]
Mathlib/Data/Finset/Basic.lean
Finset.piecewise_mem_Icc'
[]
[ 2590, 83 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2588, 1 ]
Mathlib/Algebra/Hom/Aut.lean
AddAut.inv_apply_self
[]
[ 236, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 235, 1 ]
Mathlib/Data/Set/Intervals/Instances.lean
Set.Ioo.one_minus_pos
[ { "state_after": "no goals", "state_before": "α : Type ?u.65525\ninst✝¹ : StrictOrderedSemiring α\nβ : Type u_1\ninst✝ : OrderedRing β\nx : ↑(Ioo 0 1)\n⊢ 0 < 1 - ↑x", "tactic": "simpa using x.2.2" } ]
[ 383, 84 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 383, 1 ]
Mathlib/Data/Matrix/Basic.lean
Matrix.updateRow_reindex
[]
[ 2906, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2903, 1 ]
Mathlib/RingTheory/MvPolynomial/Homogeneous.lean
MvPolynomial.sum_homogeneousComponent
[ { "state_after": "case a\nσ : Type u_1\nτ : Type ?u.360896\nR : Type u_2\nS : Type ?u.360902\ninst✝ : CommSemiring R\nn : ℕ\nφ ψ : MvPolynomial σ R\nd : σ →₀ ℕ\n⊢ coeff d (∑ i in range (totalDegree φ + 1), ↑(homogeneousComponent i) φ) = coeff d φ", "state_before": "σ : Type u_1\nτ : Type ?u.360896\nR : Type...
[ 313, 58 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 308, 1 ]
Mathlib/Data/Int/Bitwise.lean
Int.shiftl_eq_mul_pow
[]
[ 435, 82 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 433, 1 ]
Mathlib/Topology/Order/Hom/Esakia.lean
EsakiaHom.coe_copy
[]
[ 273, 92 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 273, 1 ]
Mathlib/Data/Dfinsupp/Basic.lean
Dfinsupp.single_eq_same
[ { "state_after": "no goals", "state_before": "ι : 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✝ i : ι\nb : β i\n⊢ ↑(single i b) i = b", "tactic": "simp only [single_apply, dite_eq_ite, ite...
[ 654, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 653, 1 ]
Mathlib/RingTheory/PowerBasis.lean
PowerBasis.minpolyGen_eq
[ { "state_after": "R : Type ?u.135537\nS : Type u_2\nT : Type ?u.135543\ninst✝⁸ : CommRing R\ninst✝⁷ : Ring S\ninst✝⁶ : Algebra R S\nA : Type u_1\nB : Type ?u.135849\ninst✝⁵ : CommRing A\ninst✝⁴ : CommRing B\ninst✝³ : IsDomain B\ninst✝² : Algebra A B\nK : Type ?u.136271\ninst✝¹ : Field K\ninst✝ : Algebra A S\npb...
[ 208, 77 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 204, 1 ]
Mathlib/Analysis/NormedSpace/CompactOperator.lean
IsCompactOperator.sub
[ { "state_after": "R₁ : Type ?u.151370\nR₂ : Type ?u.151373\nR₃ : Type ?u.151376\nR₄ : Type ?u.151379\ninst✝¹² : Semiring R₁\ninst✝¹¹ : Semiring R₂\ninst✝¹⁰ : CommSemiring R₃\ninst✝⁹ : CommSemiring R₄\nσ₁₂ : R₁ →+* R₂\nσ₁₄ : R₁ →+* R₄\nσ₃₄ : R₃ →+* R₄\nM₁ : Type u_2\nM₂ : Type ?u.151847\nM₃ : Type ?u.151850\nM₄ ...
[ 235, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 233, 1 ]
Mathlib/Order/CompleteLattice.lean
sSup_le_iff
[]
[ 165, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 164, 1 ]
Mathlib/Algebra/Lie/Basic.lean
LieEquiv.ext
[]
[ 583, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 582, 1 ]
Mathlib/SetTheory/Ordinal/Principal.lean
Ordinal.principal_mul_two
[ { "state_after": "a b : Ordinal\nha : a < 2\nhb : b < 2\nh₂ : succ 1 = 2\n⊢ (fun x x_1 => x * x_1) a b < 2", "state_before": "a b : Ordinal\nha : a < 2\nhb : b < 2\n⊢ (fun x x_1 => x * x_1) a b < 2", "tactic": "have h₂ : succ (1 : Ordinal) = 2 := by simp" }, { "state_after": "a b : Ordinal\nha :...
[ 291, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 286, 1 ]
Mathlib/Geometry/Euclidean/Angle/Unoriented/Basic.lean
LinearIsometry.angle_map
[ { "state_after": "no goals", "state_before": "V : Type ?u.9920\ninst✝⁵ : NormedAddCommGroup V\ninst✝⁴ : InnerProductSpace ℝ V\nx y : V\nE : Type u_1\nF : Type u_2\ninst✝³ : NormedAddCommGroup E\ninst✝² : NormedAddCommGroup F\ninst✝¹ : InnerProductSpace ℝ E\ninst✝ : InnerProductSpace ℝ F\nf : E →ₗᵢ[ℝ] F\nu v...
[ 69, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 66, 1 ]
Mathlib/Analysis/NormedSpace/LinearIsometry.lean
LinearIsometryEquiv.edist_map
[]
[ 986, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 985, 1 ]
Mathlib/Data/Matrix/Basic.lean
Matrix.dotProduct_comp_equiv_symm
[ { "state_after": "no goals", "state_before": "l : Type ?u.147461\nm : Type u_2\nn : Type u_1\no : Type ?u.147470\nm' : o → Type ?u.147475\nn' : o → Type ?u.147480\nR : Type ?u.147483\nS : Type ?u.147486\nα : Type v\nβ : Type w\nγ : Type ?u.147493\ninst✝² : Fintype m\ninst✝¹ : Fintype n\ninst✝ : NonUnitalNon...
[ 791, 82 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 790, 1 ]
Mathlib/Data/Real/EReal.lean
EReal.coe_zero
[]
[ 133, 48 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 133, 1 ]
Mathlib/MeasureTheory/Integral/Lebesgue.lean
MeasureTheory.lintegral_biUnion
[]
[ 1206, 82 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1203, 1 ]
Mathlib/Algebra/Divisibility/Units.lean
isUnit_iff_dvd_one
[ { "state_after": "no goals", "state_before": "α : Type u_1\ninst✝ : CommMonoid α\nx : α\nx✝ : x ∣ 1\ny : α\nh : 1 = x * y\n⊢ y * x = 1", "tactic": "rw [h, mul_comm]" } ]
[ 128, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 127, 1 ]
Mathlib/Data/List/Rdrop.lean
List.rtakeWhile_nil
[ { "state_after": "no goals", "state_before": "α : Type u_1\np : α → Bool\nl : List α\nn : ℕ\n⊢ rtakeWhile p [] = []", "tactic": "simp [rtakeWhile, takeWhile]" } ]
[ 197, 92 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 197, 1 ]
Mathlib/Data/Real/ENNReal.lean
ENNReal.inv_ne_top
[ { "state_after": "no goals", "state_before": "α : Type ?u.255042\nβ : Type ?u.255045\na b c d : ℝ≥0∞\nr p q : ℝ≥0\n⊢ a⁻¹ ≠ ⊤ ↔ a ≠ 0", "tactic": "simp" } ]
[ 1406, 48 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1406, 1 ]
Mathlib/Analysis/Asymptotics/Asymptotics.lean
Asymptotics.IsBigO.trans_tendsto
[]
[ 1429, 79 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1427, 1 ]
Mathlib/Init/Function.lean
Function.surjective_id
[]
[ 125, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 125, 1 ]
Mathlib/Algebra/MonoidAlgebra/Basic.lean
AddMonoidAlgebra.mapDomain_algebraMap
[ { "state_after": "no goals", "state_before": "k : Type u₁\nG : Type u₂\nR : Type ?u.2773678\nA : Type u_1\nH : Type u_2\nF : Type u_3\ninst✝⁵ : CommSemiring k\ninst✝⁴ : Semiring A\ninst✝³ : Algebra k A\ninst✝² : AddMonoid G\ninst✝¹ : AddMonoid H\ninst✝ : AddMonoidHomClass F G H\nf : F\nr : k\n⊢ mapDomain (↑...
[ 2038, 98 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2035, 1 ]
Mathlib/Topology/ContinuousFunction/Polynomial.lean
Polynomial.aeval_continuousMap_apply
[ { "state_after": "case refine'_1\nR : Type u_1\nα : Type u_2\ninst✝³ : TopologicalSpace α\ninst✝² : CommSemiring R\ninst✝¹ : TopologicalSpace R\ninst✝ : TopologicalSemiring R\ng : R[X]\nf : C(α, R)\nx : α\n⊢ ∀ (p q : R[X]),\n ↑(↑(aeval f) p) x = eval (↑f x) p →\n ↑(↑(aeval f) q) x = eval (↑f x) q → ↑(↑(...
[ 74, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 68, 1 ]
Mathlib/Data/Finsupp/WellFounded.lean
Finsupp.Lex.wellFoundedLT_of_finite
[]
[ 72, 52 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 70, 1 ]
Mathlib/LinearAlgebra/Matrix/Determinant.lean
Matrix.det_updateRow_smul
[]
[ 404, 70 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 402, 1 ]
Mathlib/Data/Dfinsupp/Basic.lean
Dfinsupp.comapDomain_zero
[ { "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) → Zero (β i)\nh : κ → ι\nhh : Function.Injective h\ni✝ : κ\n⊢ ↑(comapDomain h hh 0) i✝ = ↑0 i✝", "state_before": "ι : Type u\nγ : Type w\nβ : ι → Type v\nβ...
[ 1325, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1322, 1 ]
Mathlib/Analysis/Normed/Group/Basic.lean
norm_toDual
[]
[ 2310, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2309, 1 ]
Mathlib/Topology/Algebra/Algebra.lean
Subalgebra.topologicalClosure_minimal
[]
[ 126, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 124, 1 ]
Mathlib/Data/Finset/Basic.lean
List.toFinset_append
[ { "state_after": "case nil\nα : Type u_1\nβ : Type ?u.470224\nγ : Type ?u.470227\ninst✝ : DecidableEq α\nl l' : List α\na : α\n⊢ toFinset ([] ++ l') = toFinset [] ∪ toFinset l'\n\ncase cons\nα : Type u_1\nβ : Type ?u.470224\nγ : Type ?u.470227\ninst✝ : DecidableEq α\nl l' : List α\na hd : α\ntl : List α\nhl : t...
[ 3306, 14 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 3303, 1 ]
Mathlib/Data/PFun.lean
PFun.core_eq
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.50828\nδ : Type ?u.50831\nε : Type ?u.50834\nι : Type ?u.50837\nf✝ f : α →. β\ns : Set β\n⊢ core f s = preimage f s ∪ Dom fᶜ", "tactic": "rw [preimage_eq, Set.union_distrib_right, Set.union_comm (Dom f), Set.compl_unio...
[ 523, 83 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 521, 1 ]
Mathlib/Analysis/Convex/Segment.lean
segment_subset_iff
[]
[ 98, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 95, 1 ]
Mathlib/MeasureTheory/Group/Prod.lean
MeasureTheory.quasiMeasurePreserving_inv
[ { "state_after": "G : Type u_1\ninst✝⁶ : MeasurableSpace G\ninst✝⁵ : Group G\ninst✝⁴ : MeasurableMul₂ G\nμ ν : Measure G\ninst✝³ : SigmaFinite ν\ninst✝² : SigmaFinite μ\ns✝ : Set G\ninst✝¹ : MeasurableInv G\ninst✝ : IsMulLeftInvariant μ\ns : Set G\nhsm : MeasurableSet s\nhμs : ↑↑μ s = 0\n⊢ ↑↑(map Inv.inv μ) s =...
[ 172, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 161, 1 ]
Mathlib/Algebra/Polynomial/BigOperators.lean
Polynomial.degree_list_prod
[]
[ 300, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 299, 1 ]
Mathlib/Data/Nat/Choose/Multinomial.lean
Nat.multinomial_singleton
[ { "state_after": "no goals", "state_before": "α : Type u_1\ns : Finset α\nf : α → ℕ\na b : α\nn : ℕ\n⊢ multinomial {a} f = 1", "tactic": "simp [multinomial, Nat.div_self (factorial_pos (f a))]" } ]
[ 68, 57 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 67, 1 ]
Mathlib/Geometry/Manifold/SmoothManifoldWithCorners.lean
ModelWithCorners.locally_compact
[ { "state_after": "𝕜 : Type u_2\ninst✝⁴ : NontriviallyNormedField 𝕜\nE : Type u_1\ninst✝³ : NormedAddCommGroup E\ninst✝² : NormedSpace 𝕜 E\nH : Type u_3\ninst✝¹ : TopologicalSpace H\nI✝ : ModelWithCorners 𝕜 E H\ninst✝ : LocallyCompactSpace E\nI : ModelWithCorners 𝕜 E H\nthis :\n ∀ (x : H), HasBasis (𝓝 x) ...
[ 359, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 351, 11 ]
Mathlib/Analysis/SpecialFunctions/Complex/Circle.lean
invOn_arg_expMapCircle
[]
[ 81, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 80, 1 ]
Mathlib/Data/Set/Prod.lean
Set.pi_update_of_mem
[ { "state_after": "no goals", "state_before": "ι : Type u_1\nα : ι → Type u_3\nβ : ι → Type u_2\ns s₁ s₂ : Set ι\nt✝ t₁ t₂ : (i : ι) → Set (α i)\ni : ι\ninst✝ : DecidableEq ι\nhi : i ∈ s\nf : (j : ι) → α j\na : α i\nt : (j : ι) → α j → Set (β j)\n⊢ (pi s fun j => t j (update f i a j)) = pi ({i} ∪ s \\ {i}) f...
[ 784, 81 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 777, 1 ]
Mathlib/Data/Set/Intervals/Basic.lean
Set.mem_Ioi
[]
[ 156, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 155, 1 ]
Mathlib/Order/Heyting/Hom.lean
CoheytingHom.coe_copy
[]
[ 413, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 412, 1 ]
Mathlib/RingTheory/Subring/Pointwise.lean
Subring.mem_pointwise_smul_iff_inv_smul_mem₀
[]
[ 158, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 156, 1 ]
Mathlib/Combinatorics/Catalan.lean
Tree.mem_treesOfNumNodesEq_numNodes
[]
[ 203, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 202, 1 ]
Mathlib/Order/Basic.lean
Prod.mk_lt_mk_iff_left
[]
[ 1229, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1228, 1 ]
Mathlib/Topology/ContinuousFunction/Bounded.lean
BoundedContinuousFunction.abs_diff_coe_le_dist
[ { "state_after": "F : Type ?u.1064401\nα : Type u\nβ : Type v\nγ : Type w\ninst✝¹ : TopologicalSpace α\ninst✝ : SeminormedAddCommGroup β\nf g : α →ᵇ β\nx : α\nC : ℝ\n⊢ ‖↑f x - ↑g x‖ ≤ ‖f - g‖", "state_before": "F : Type ?u.1064401\nα : Type u\nβ : Type v\nγ : Type w\ninst✝¹ : TopologicalSpace α\ninst✝ : Sem...
[ 1034, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1032, 1 ]
Mathlib/Algebra/Homology/Exact.lean
CategoryTheory.exact_zero_mono
[]
[ 316, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 315, 1 ]
Mathlib/Algebra/TrivSqZeroExt.lean
TrivSqZeroExt.inr_smul
[]
[ 375, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 373, 1 ]
Mathlib/Data/Polynomial/Laurent.lean
LaurentPolynomial.T_sub
[ { "state_after": "no goals", "state_before": "R : Type u_1\ninst✝ : Semiring R\nm n : ℤ\n⊢ T (m - n) = T m * T (-n)", "tactic": "rw [← T_add, sub_eq_add_neg]" } ]
[ 184, 99 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 184, 1 ]
Mathlib/Analysis/Convex/Hull.lean
segment_subset_convexHull
[]
[ 126, 95 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 125, 1 ]
Mathlib/Order/Monotone/Basic.lean
StrictMonoOn.compares
[]
[ 827, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 822, 11 ]
Mathlib/RingTheory/Nakayama.lean
Submodule.eq_bot_of_le_smul_of_le_jacobson_bot
[ { "state_after": "no goals", "state_before": "R : Type u_1\nM : Type u_2\ninst✝² : CommRing R\ninst✝¹ : AddCommGroup M\ninst✝ : Module R M\nI : Ideal R\nN : Submodule R M\nhN : FG N\nhIN : N ≤ I • N\nhIjac : I ≤ jacobson ⊥\n⊢ N = ⊥", "tactic": "rw [eq_smul_of_le_smul_of_le_jacobson hN hIN hIjac, Submodu...
[ 73, 74 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 71, 1 ]
Mathlib/Data/Set/Pointwise/Interval.lean
Set.image_const_sub_Ioc
[ { "state_after": "α : Type u_1\ninst✝ : OrderedAddCommGroup α\na b c : α\nthis : ∀ (a_1 : Set α), ((fun x => a + x) ∘ fun x => -x) '' a_1 = (fun x => a + x) '' ((fun x => -x) '' a_1)\n⊢ (fun x => a - x) '' Ioc b c = Ico (a - c) (a - b)", "state_before": "α : Type u_1\ninst✝ : OrderedAddCommGroup α\na b c : ...
[ 359, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 357, 1 ]
Mathlib/NumberTheory/VonMangoldt.lean
Nat.ArithmeticFunction.zeta_mul_vonMangoldt
[ { "state_after": "⊢ Λ * ↑ζ = log", "state_before": "⊢ ↑ζ * Λ = log", "tactic": "rw [mul_comm]" }, { "state_after": "no goals", "state_before": "⊢ Λ * ↑ζ = log", "tactic": "simp" } ]
[ 132, 94 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 132, 1 ]
Mathlib/Analysis/MeanInequalitiesPow.lean
NNReal.add_rpow_le_one_of_add_le_one
[ { "state_after": "ι : Type u\ns : Finset ι\np : ℝ\na b : ℝ≥0\nhab : a + b ≤ 1\nhp1 : 1 ≤ p\nh_le_one : ∀ (x : ℝ≥0), x ≤ 1 → x ^ p ≤ x\n⊢ a ^ p + b ^ p ≤ 1", "state_before": "ι : Type u\ns : Finset ι\np : ℝ\na b : ℝ≥0\nhab : a + b ≤ 1\nhp1 : 1 ≤ p\n⊢ a ^ p + b ^ p ≤ 1", "tactic": "have h_le_one : ∀ x : ℝ...
[ 181, 63 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 176, 9 ]
Mathlib/Data/Dfinsupp/Basic.lean
Dfinsupp.update_eq_sub_add_single
[ { "state_after": "no goals", "state_before": "ι : Type u\nγ : Type w\nβ✝ : ι → Type v\nβ₁ : ι → Type v₁\nβ₂ : ι → Type v₂\ndec : DecidableEq ι\ninst✝¹ : (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 : ι\nβ : ι → Type u_1\ninst✝ : (i : ι) → AddGroup ...
[ 867, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 865, 1 ]
Mathlib/CategoryTheory/Monoidal/FunctorCategory.lean
CategoryTheory.Monoidal.leftUnitor_inv_app
[]
[ 116, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 114, 1 ]
Mathlib/RingTheory/IsTensorProduct.lean
Algebra.pushoutDesc_apply
[ { "state_after": "R : Type ?u.1157756\nM : Type v₁\nN : Type v₂\nS : Type v₃\ninst✝³³ : AddCommMonoid M\ninst✝³² : AddCommMonoid N\ninst✝³¹ : CommRing R\ninst✝³⁰ : CommRing S\ninst✝²⁹ : Algebra R S\ninst✝²⁸ : Module R M\ninst✝²⁷ : Module R N\ninst✝²⁶ : Module S N\ninst✝²⁵ : IsScalarTower R S N\nf✝ : M →ₗ[R] N\n...
[ 481, 78 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 474, 1 ]
Mathlib/Data/Rat/NNRat.lean
NNRat.coe_add
[]
[ 130, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 129, 1 ]
Mathlib/CategoryTheory/Bicategory/Basic.lean
CategoryTheory.Bicategory.triangle_assoc_comp_left_inv
[ { "state_after": "no goals", "state_before": "B : Type u\ninst✝ : Bicategory B\na b c d e : B\nf : a ⟶ b\ng : b ⟶ c\n⊢ f ◁ (λ_ g).inv ≫ (α_ f (𝟙 b) g).inv = (ρ_ f).inv ▷ g", "tactic": "simp [← cancel_mono ((ρ_ f).hom ▷ g)]" } ]
[ 340, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 338, 1 ]
Mathlib/Data/PFunctor/Multivariate/M.lean
MvPFunctor.M.bisim
[ { "state_after": "case mk\nn : ℕ\nP : MvPFunctor (n + 1)\nα : TypeVec n\nR : M P α → M P α → Prop\nh :\n ∀ (x y : M P α),\n R x y →\n ∃ a f f₁ f₂,\n dest P x = { fst := a, snd := splitFun f f₁ } ∧\n dest P y = { fst := a, snd := splitFun f f₂ } ∧ ∀ (i : TypeVec.last (B P a)), R (f₁ i) (...
[ 313, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 282, 1 ]
Mathlib/Analysis/Asymptotics/Asymptotics.lean
Asymptotics.isLittleO_norm_pow_id
[ { "state_after": "α : Type ?u.652501\nβ : Type ?u.652504\nE : Type ?u.652507\nF : Type ?u.652510\nG : Type ?u.652513\nE' : Type u_1\nF' : Type ?u.652519\nG' : Type ?u.652522\nE'' : Type ?u.652525\nF'' : Type ?u.652528\nG'' : Type ?u.652531\nR : Type ?u.652534\nR' : Type ?u.652537\n𝕜 : Type ?u.652540\n𝕜' : Typ...
[ 2043, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2039, 1 ]
Mathlib/CategoryTheory/Subobject/Comma.lean
CategoryTheory.CostructuredArrow.lift_projectQuotient
[ { "state_after": "C : Type u₁\ninst✝³ : Category C\nD : Type u₂\ninst✝² : Category D\nS : C ⥤ D\nT : D\ninst✝¹ : HasColimits C\ninst✝ : PreservesColimits S\nA : CostructuredArrow S T\nP : (CostructuredArrow S T)ᵒᵖ\nf : P ⟶ A.op\nhf : Mono f\nq : S.obj (Subobject.underlying.obj (projectQuotient (Subobject.mk f))...
[ 194, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 183, 1 ]
Mathlib/CategoryTheory/Subobject/FactorThru.lean
CategoryTheory.MonoOver.factors_congr
[ { "state_after": "no goals", "state_before": "C : Type u₁\ninst✝¹ : Category C\nX✝ Y✝ Z : C\nD : Type u₂\ninst✝ : Category D\nX : C\nf g : MonoOver X\nY : C\nh : Y ⟶ X\ne : f ≅ g\nx✝ : Factors f h\nu : Y ⟶ f.obj.left\nhu : u ≫ arrow f = h\n⊢ (u ≫ ((forget X).map e.hom).left) ≫ arrow g = h", "tactic": "s...
[ 48, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 45, 1 ]
Std/Data/Array/Lemmas.lean
getElem_fin
[]
[ 15, 25 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 14, 9 ]
Mathlib/Order/Max.lean
Subsingleton.isBot
[]
[ 363, 81 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 363, 11 ]
Mathlib/Algebra/Lie/OfAssociative.lean
AlgHom.to_lieHom_id
[]
[ 192, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 191, 1 ]
Mathlib/GroupTheory/Coset.lean
Subgroup.quotientiInfEmbedding_apply_mk
[]
[ 778, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 776, 1 ]
Mathlib/Data/List/Perm.lean
List.Perm.subset_congr_right
[]
[ 107, 66 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 106, 1 ]
Mathlib/Data/Finsupp/Multiset.lean
Multiset.toFinsupp_eq_iff
[]
[ 182, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 180, 1 ]
Mathlib/RingTheory/DiscreteValuationRing/Basic.lean
DiscreteValuationRing.ideal_eq_span_pow_irreducible
[ { "state_after": "R : Type u_1\ninst✝² : CommRing R\ninst✝¹ : IsDomain R\ninst✝ : DiscreteValuationRing R\ns : Ideal R\nhs : s ≠ ⊥\nϖ : R\nhirr : Irreducible ϖ\ngen_ne_zero : generator s ≠ 0\n⊢ ∃ n, s = span {ϖ ^ n}", "state_before": "R : Type u_1\ninst✝² : CommRing R\ninst✝¹ : IsDomain R\ninst✝ : DiscreteV...
[ 366, 8 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 357, 1 ]
Mathlib/Data/Nat/Order/Basic.lean
Nat.one_lt_iff_ne_zero_and_ne_one
[ { "state_after": "no goals", "state_before": "m n k l : ℕ\n⊢ 1 < 0 ↔ 0 ≠ 0 ∧ 0 ≠ 1", "tactic": "decide" }, { "state_after": "no goals", "state_before": "m n k l : ℕ\n⊢ 1 < 1 ↔ 1 ≠ 0 ∧ 1 ≠ 1", "tactic": "decide" }, { "state_after": "no goals", "state_before": "m n✝ k l n : ℕ\n...
[ 93, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 90, 1 ]
Mathlib/Data/Nat/Prime.lean
Nat.Prime.odd_of_ne_two
[]
[ 509, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 508, 1 ]
Mathlib/Data/Real/NNReal.lean
NNReal.iSup_mul
[ { "state_after": "ι : Sort u_1\nf✝ f : ι → ℝ≥0\na : ℝ≥0\n⊢ (⨆ (i : ι), a * f i) = ⨆ (i : ι), f i * a", "state_before": "ι : Sort u_1\nf✝ f : ι → ℝ≥0\na : ℝ≥0\n⊢ (⨆ (i : ι), f i) * a = ⨆ (i : ι), f i * a", "tactic": "rw [mul_comm, mul_iSup]" }, { "state_after": "no goals", "state_before": "ι ...
[ 969, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 967, 1 ]
Mathlib/Deprecated/Subring.lean
Ring.subset_closure
[]
[ 192, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 191, 1 ]
Mathlib/Init/Data/Bool/Lemmas.lean
Bool.not_eq_true_eq_eq_false
[ { "state_after": "no goals", "state_before": "a : Bool\n⊢ ((!a) = true) = (a = false)", "tactic": "cases a <;> simp" } ]
[ 94, 97 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 94, 1 ]
Mathlib/RingTheory/NonUnitalSubsemiring/Basic.lean
NonUnitalSubsemiring.toAddSubmonoid_mono
[]
[ 173, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 172, 1 ]
Mathlib/Data/Nat/Bitwise.lean
Nat.bit_true
[]
[ 57, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 56, 1 ]
Mathlib/GroupTheory/Congruence.lean
Con.mk'_surjective
[]
[ 868, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 867, 1 ]
Mathlib/Topology/ContinuousFunction/Algebra.lean
Subalgebra.SeparatesPoints.strongly
[ { "state_after": "case pos\nα : Type u_2\ninst✝¹² : TopologicalSpace α\nR : Type ?u.1508154\ninst✝¹¹ : CommSemiring R\nA : Type ?u.1508160\ninst✝¹⁰ : TopologicalSpace A\ninst✝⁹ : Semiring A\ninst✝⁸ : Algebra R A\ninst✝⁷ : TopologicalSemiring A\nA₂ : Type ?u.1508332\ninst✝⁶ : TopologicalSpace A₂\ninst✝⁵ : Semiri...
[ 842, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 829, 1 ]
Mathlib/SetTheory/Game/PGame.lean
PGame.mk_lf_of_le
[]
[ 498, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 497, 1 ]
Mathlib/Topology/Order/Basic.lean
continuousWithinAt_Ioc_iff_Ioi
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nγ : Type w\ninst✝⁴ : TopologicalSpace α\ninst✝³ : LinearOrder α\ninst✝² : OrderClosedTopology α\na✝ b✝ : α\ninst✝¹ : TopologicalSpace γ\ninst✝ : TopologicalSpace β\na b : α\nf : α → β\nh : a < b\n⊢ ContinuousWithinAt f (Ioc a b) a ↔ Conti...
[ 445, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 443, 1 ]
Mathlib/Data/Polynomial/Basic.lean
Polynomial.addHom_ext'
[]
[ 819, 46 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 817, 1 ]
Mathlib/CategoryTheory/Balanced.lean
CategoryTheory.isIso_of_mono_of_epi
[]
[ 43, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 42, 1 ]
Mathlib/Computability/PartrecCode.lean
Nat.Partrec.Code.encode_lt_rfind'
[ { "state_after": "cf : Code\n⊢ encodeCode cf < 2 * (2 * encodeCode cf + 1) + 1 + 4", "state_before": "cf : Code\n⊢ encode cf < encode (rfind' cf)", "tactic": "simp [encodeCode_eq, encodeCode]" }, { "state_after": "cf : Code\nthis : 1 * encodeCode cf ≤ 2 * 2 * encodeCode cf\n⊢ encodeCode cf < 2 *...
[ 232, 58 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 226, 1 ]
Mathlib/Data/Nat/Dist.lean
Nat.dist.triangle_inequality
[ { "state_after": "n m k : ℕ\nthis : dist n m + dist m k = n - m + (m - k) + (k - m + (m - n))\n⊢ dist n k ≤ dist n m + dist m k", "state_before": "n m k : ℕ\n⊢ dist n k ≤ dist n m + dist m k", "tactic": "have : dist n m + dist m k = n - m + (m - k) + (k - m + (m - n)) := by\n simp [dist.def, add_comm, ...
[ 100, 63 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 96, 1 ]
Mathlib/Algebra/Associated.lean
Associated.mul_mul
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.181036\nγ : Type ?u.181039\nδ : Type ?u.181042\ninst✝ : CommMonoid α\na₁ a₂ b₁ b₂ : α\nc₁ : αˣ\nh₁ : a₁ * ↑c₁ = b₁\nc₂ : αˣ\nh₂ : a₂ * ↑c₂ = b₂\n⊢ a₁ * a₂ * ↑(c₁ * c₂) = b₁ * b₂", "tactic": "simp [h₁.symm, h₂.symm, mul_assoc, mul_co...
[ 521, 100 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 519, 1 ]
Mathlib/Data/Finset/Image.lean
Finset.map_subtype_subset
[ { "state_after": "α : Type u_1\nβ : Type ?u.135552\nγ : Type ?u.135555\nt : Set α\ns : Finset ↑t\na : α\nha : a ∈ ↑(map (Embedding.subtype fun x => x ∈ t) s)\n⊢ a ∈ t", "state_before": "α : Type u_1\nβ : Type ?u.135552\nγ : Type ?u.135555\nt : Set α\ns : Finset ↑t\n⊢ ↑(map (Embedding.subtype fun x => x ∈ t)...
[ 716, 43 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 713, 1 ]
Mathlib/Topology/Inseparable.lean
Inseparable.refl
[]
[ 342, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 341, 1 ]
Mathlib/Analysis/Calculus/Deriv/Add.lean
HasStrictDerivAt.add
[ { "state_after": "no goals", "state_before": "𝕜 : Type u\ninst✝⁴ : NontriviallyNormedField 𝕜\nF : Type v\ninst✝³ : NormedAddCommGroup F\ninst✝² : NormedSpace 𝕜 F\nE : Type w\ninst✝¹ : NormedAddCommGroup E\ninst✝ : NormedSpace 𝕜 E\nf f₀ f₁ g : 𝕜 → F\nf' f₀' f₁' g' : F\nx : 𝕜\ns t : Set 𝕜\nL : Filter �...
[ 61, 101 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 60, 8 ]
Mathlib/Data/Fin/Interval.lean
Fin.map_valEmbedding_Iio
[ { "state_after": "no goals", "state_before": "n : ℕ\na b : Fin n\n⊢ map valEmbedding (Iio b) = Iio ↑b", "tactic": "simp [Iio_eq_finset_subtype, Finset.fin, Finset.map_map]" } ]
[ 171, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 170, 1 ]
Mathlib/Data/Sigma/Basic.lean
PSigma.ext_iff
[ { "state_after": "case mk\nα : Sort u_1\nβ : α → Sort u_2\nx₁ : PSigma β\nfst✝ : α\nsnd✝ : β fst✝\n⊢ { fst := fst✝, snd := snd✝ } = x₁ ↔\n { fst := fst✝, snd := snd✝ }.fst = x₁.fst ∧ HEq { fst := fst✝, snd := snd✝ }.snd x₁.snd", "state_before": "α : Sort u_1\nβ : α → Sort u_2\nx₀ x₁ : PSigma β\n⊢ x₀ = x₁...
[ 240, 46 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 239, 1 ]
Mathlib/Data/List/Nodup.lean
List.nthLe_eq_of_ne_imp_not_nodup
[ { "state_after": "α : Type u\nβ : Type v\nl l₁ l₂ : List α\nr : α → α → Prop\na b : α\nxs : List α\nn m : ℕ\nhn : n < length xs\nhm : m < length xs\nh : nthLe xs n hn = nthLe xs m hm\nhne : n ≠ m\n⊢ ¬∀ (i j : ℕ) (h₁ : i < length xs) (h₂ : j < length xs), nthLe xs i h₁ = nthLe xs j h₂ → i = j", "state_before...
[ 164, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 160, 1 ]