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Mathlib/Algebra/Order/Hom/Monoid.lean
OrderMonoidHom.ext
[]
[ 312, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 311, 1 ]
Mathlib/Logic/Equiv/LocalEquiv.lean
LocalEquiv.symm_image_target_inter_eq
[]
[ 506, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 504, 1 ]
Mathlib/Order/SupIndep.lean
CompleteLattice.independent_def'
[ { "state_after": "α : Type u_2\nβ : Type ?u.36290\nι : Type u_1\nι' : Type ?u.36296\ninst✝ : CompleteLattice α\ns : Set α\nhs : SetIndependent s\nt : ι → α\nht : Independent t\n⊢ Independent t ↔ ∀ (i : ι), Disjoint (t i) (⨆ (a : ι) (_ : a ∈ {j | j ≠ i}), t a)", "state_before": "α : Type u_2\nβ : Type ?u.362...
[ 261, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 259, 1 ]
Mathlib/Topology/SubsetProperties.lean
isClopen_iUnion
[]
[ 1587, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1585, 1 ]
Mathlib/FieldTheory/Adjoin.lean
IntermediateField.adjoin_simple_adjoin_simple
[]
[ 506, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 505, 1 ]
Mathlib/Algebra/Order/LatticeGroup.lean
inf_mul_sup
[ { "state_after": "no goals", "state_before": "α : Type u\ninst✝² : Lattice α\ninst✝¹ : CommGroup α\ninst✝ : CovariantClass α α (fun x x_1 => x * x_1) fun x x_1 => x ≤ x_1\na b : α\n⊢ (a ⊓ b) * (a ⊔ b) = (a ⊓ b) * (a * b * (b⁻¹ ⊔ a⁻¹))", "tactic": "rw [mul_sup b⁻¹ a⁻¹ (a * b), mul_inv_cancel_right, mul_i...
[ 122, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 117, 1 ]
Mathlib/Topology/PathConnected.lean
Path.refl_range
[ { "state_after": "no goals", "state_before": "X : Type u_1\nY : Type ?u.52075\ninst✝¹ : TopologicalSpace X\ninst✝ : TopologicalSpace Y\nx y z : X\nι : Type ?u.52090\nγ : Path x y\na : X\n⊢ range ↑(refl a) = {a}", "tactic": "simp [Path.refl, CoeFun.coe]" } ]
[ 166, 90 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 166, 1 ]
Mathlib/Order/Filter/SmallSets.lean
Filter.eventually_smallSets_subset
[]
[ 176, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 175, 1 ]
Mathlib/Analysis/Normed/Group/Seminorm.lean
GroupSeminorm.coe_comp
[]
[ 337, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 336, 1 ]
Mathlib/Data/List/Sublists.lean
List.sublistsAux_eq_array_foldl
[ { "state_after": "case h.h\nα : Type u\nβ : Type v\nγ : Type w\na : α\nr : List (List α)\n⊢ sublistsAux a r =\n Array.toList\n (Array.foldl (fun r l => Array.push (Array.push r l) (a :: l)) #[] (toArray r) 0 (Array.size (toArray r)))", "state_before": "α : Type u\nβ : Type v\nγ : Type w\n⊢ sublistsA...
[ 131, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 122, 1 ]
Mathlib/CategoryTheory/Limits/HasLimits.lean
CategoryTheory.Limits.colimit.cocone_ι
[]
[ 718, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 716, 1 ]
Mathlib/Data/Finsupp/NeLocus.lean
Finsupp.nonempty_neLocus_iff
[]
[ 69, 58 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 68, 1 ]
Mathlib/Data/Set/Basic.lean
Set.nontrivial_of_nontrivial_coe
[]
[ 2596, 55 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2595, 1 ]
Mathlib/FieldTheory/Subfield.lean
Subfield.neg_mem
[]
[ 270, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 269, 11 ]
Mathlib/Algebra/Lie/Nilpotent.lean
LieEquiv.nilpotent_iff_equiv_nilpotent
[ { "state_after": "case mp\nR : Type u\nL : Type v\nL' : Type w\ninst✝⁴ : CommRing R\ninst✝³ : LieRing L\ninst✝² : LieAlgebra R L\ninst✝¹ : LieRing L'\ninst✝ : LieAlgebra R L'\ne : L ≃ₗ⁅R⁆ L'\nh : LieAlgebra.IsNilpotent R L\n⊢ LieAlgebra.IsNilpotent R L'\n\ncase mpr\nR : Type u\nL : Type v\nL' : Type w\ninst✝⁴ :...
[ 643, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 639, 1 ]
Mathlib/Algebra/Lie/Submodule.lean
LieSubmodule.incl_apply
[]
[ 571, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 570, 1 ]
Mathlib/Analysis/SpecialFunctions/Trigonometric/Chebyshev.lean
Polynomial.Chebyshev.U_complex_cos
[ { "state_after": "case zero\nR : Type ?u.109021\nA : Type ?u.109024\ninst✝² : CommRing R\ninst✝¹ : CommRing A\ninst✝ : Algebra R A\nθ : ℂ\n⊢ eval (cos θ) (U ℂ Nat.zero) * sin θ = sin ((↑Nat.zero + 1) * θ)\n\ncase succ\nR : Type ?u.109021\nA : Type ?u.109024\ninst✝² : CommRing R\ninst✝¹ : CommRing A\ninst✝ : Alg...
[ 104, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 94, 1 ]
Mathlib/MeasureTheory/Function/LpSpace.lean
MeasureTheory.indicatorConstLp_coeFn
[]
[ 737, 63 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 736, 1 ]
Mathlib/RingTheory/Localization/Submodule.lean
IsFractionRing.coeSubmodule_strictMono
[]
[ 202, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 201, 1 ]
Mathlib/Data/List/Sigma.lean
List.of_mem_dlookup
[ { "state_after": "case pos\nα : Type u\nβ : α → Type v\nl✝ l₁ l₂ : List (Sigma β)\ninst✝ : DecidableEq α\na : α\nb : β a\na' : α\nb' : β a'\nl : List (Sigma β)\nH : b ∈ dlookup a ({ fst := a', snd := b' } :: l)\nh : a = a'\n⊢ { fst := a, snd := b } ∈ { fst := a', snd := b' } :: l\n\ncase neg\nα : Type u\nβ : α ...
[ 213, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 205, 1 ]
Mathlib/Data/Int/Basic.lean
Int.nat_succ_eq_int_succ
[]
[ 149, 76 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 149, 1 ]
Mathlib/Data/Set/Basic.lean
Set.insert_inter_distrib
[]
[ 1208, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1207, 1 ]
Mathlib/RingTheory/Subsemiring/Basic.lean
Subsemiring.toAddSubmonoid_mono
[]
[ 262, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 261, 1 ]
Mathlib/MeasureTheory/Function/LpSeminorm.lean
MeasurableEmbedding.memℒp_map_measure_iff
[ { "state_after": "no goals", "state_before": "α : Type u_1\nE : Type ?u.3104037\nF : Type u_3\nG : Type ?u.3104043\nm m0 : MeasurableSpace α\np : ℝ≥0∞\nq : ℝ\nμ ν : Measure α\ninst✝² : NormedAddCommGroup E\ninst✝¹ : NormedAddCommGroup F\ninst✝ : NormedAddCommGroup G\nβ : Type u_2\nmβ : MeasurableSpace β\nf ...
[ 943, 73 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 941, 1 ]
Mathlib/Data/Matrix/Basic.lean
Matrix.mul_apply'
[]
[ 939, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 937, 1 ]
Mathlib/Analysis/Normed/Group/AddCircle.lean
AddCircle.norm_half_period_eq
[ { "state_after": "case inl\n\n⊢ ‖↑(0 / 2)‖ = abs 0 / 2\n\ncase inr\np : ℝ\nhp : p ≠ 0\n⊢ ‖↑(p / 2)‖ = abs p / 2", "state_before": "p : ℝ\n⊢ ‖↑(p / 2)‖ = abs p / 2", "tactic": "rcases eq_or_ne p 0 with (rfl | hp)" }, { "state_after": "no goals", "state_before": "case inr\np : ℝ\nhp : p ≠ 0\n⊢...
[ 143, 78 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 140, 1 ]
Mathlib/Topology/Instances/ENNReal.lean
NNReal.hasSum_lt
[ { "state_after": "α : Type u_1\nβ : Type ?u.326725\nγ : Type ?u.326728\nf g : α → ℝ≥0\nsf sg : ℝ≥0\ni : α\nh : ∀ (a : α), f a ≤ g a\nhi : f i < g i\nhf : HasSum f sf\nhg : HasSum g sg\nA : ∀ (a : α), ↑(f a) ≤ ↑(g a)\n⊢ sf < sg", "state_before": "α : Type u_1\nβ : Type ?u.326725\nγ : Type ?u.326728\nf g : α ...
[ 1204, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1200, 8 ]
Mathlib/Analysis/NormedSpace/OperatorNorm.lean
ContinuousLinearMap.op_norm_le_of_nhds_zero
[]
[ 246, 30 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 243, 1 ]
Mathlib/Analysis/Convex/Side.lean
AffineSubspace.WSameSide.not_sOppSide
[ { "state_after": "R : Type u_1\nV : Type u_2\nV' : Type ?u.320253\nP : Type u_3\nP' : Type ?u.320259\ninst✝⁶ : LinearOrderedField 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\nx y : P\nh :...
[ 643, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 637, 1 ]
Mathlib/Order/Directed.lean
directedOn_range
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nι : Sort w\nr r' s : α → α → Prop\nf : ι → α\n⊢ Directed r f ↔ DirectedOn r (Set.range f)", "tactic": "simp_rw [Directed, DirectedOn, Set.forall_range_iff, Set.exists_range_iff]" } ]
[ 67, 77 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 66, 1 ]
Mathlib/RingTheory/Ideal/QuotientOperations.lean
Ideal.quotient_map_mkₐ
[]
[ 445, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 443, 1 ]
Mathlib/GroupTheory/Nilpotent.lean
isNilpotent_pi_of_bounded_class
[ { "state_after": "G : Type ?u.339405\ninst✝³ : Group G\nH : Subgroup G\ninst✝² : Normal H\nη : Type u_2\nGs : η → Type u_1\ninst✝¹ : (i : η) → Group (Gs i)\ninst✝ : ∀ (i : η), Group.IsNilpotent (Gs i)\nn : ℕ\nh : ∀ (i : η), nilpotencyClass (Gs i) ≤ n\n⊢ ∃ n, lowerCentralSeries ((i : η) → Gs i) n = ⊥", "stat...
[ 777, 67 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 769, 1 ]
Mathlib/Algebra/Regular/Basic.lean
IsLeftRegular.of_mul
[ { "state_after": "no goals", "state_before": "R : Type u_1\ninst✝ : Semigroup R\na b : R\nab : IsLeftRegular (a * b)\n⊢ Function.Injective (?m.3539 ab ∘ fun x => b * x)", "tactic": "rwa [comp_mul_left a b]" } ]
[ 121, 58 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 120, 1 ]
Mathlib/CategoryTheory/Abelian/Pseudoelements.lean
CategoryTheory.Abelian.Pseudoelement.zero_eq_zero
[]
[ 255, 16 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 254, 1 ]
Mathlib/Topology/Algebra/Order/MonotoneConvergence.lean
iInf_eq_of_tendsto
[]
[ 313, 46 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 310, 1 ]
Mathlib/Data/Set/Prod.lean
Set.univ_prod_univ
[ { "state_after": "case h\nα : Type u_1\nβ : Type u_2\nγ : Type ?u.7166\nδ : Type ?u.7169\ns s₁ s₂ : Set α\nt t₁ t₂ : Set β\na : α\nb : β\nx✝ : α × β\n⊢ x✝ ∈ univ ×ˢ univ ↔ x✝ ∈ univ", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.7166\nδ : Type ?u.7169\ns s₁ s₂ : Set α\nt t₁ t₂ : Set β\na : α\nb ...
[ 125, 23 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 123, 1 ]
Mathlib/Data/Multiset/Basic.lean
Multiset.coe_subsingletonEquiv
[]
[ 3087, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 3085, 1 ]
Mathlib/Data/Seq/Computation.lean
Computation.terminates_iff
[]
[ 355, 32 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 354, 1 ]
Mathlib/CategoryTheory/Preadditive/Opposite.lean
CategoryTheory.unop_sum
[]
[ 89, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 87, 1 ]
Mathlib/Algebra/Order/LatticeGroup.lean
inv_inf_eq_sup_inv
[]
[ 110, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 109, 1 ]
Mathlib/MeasureTheory/Function/StronglyMeasurable/Basic.lean
MeasurableEmbedding.aestronglyMeasurable_map_iff
[ { "state_after": "α : Type u_2\nβ : Type u_3\nγ✝ : Type ?u.350679\nι : Type ?u.350682\ninst✝² : Countable ι\nm : MeasurableSpace α\nμ✝ : Measure α\ninst✝¹ : TopologicalSpace β\ninst✝ : TopologicalSpace γ✝\nf✝ g✝ : α → β\nγ : Type u_1\nmγ : MeasurableSpace γ\nmα : MeasurableSpace α\nf : γ → α\nμ : Measure γ\nhf ...
[ 1597, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1590, 1 ]
Mathlib/Analysis/Calculus/LHopital.lean
HasDerivAt.lhopital_zero_nhds
[ { "state_after": "no goals", "state_before": "a b : ℝ\nhab : a < b\nl : Filter ℝ\nf f' g g' : ℝ → ℝ\nhff' : ∀ᶠ (x : ℝ) in 𝓝 a, HasDerivAt f (f' x) x\nhgg' : ∀ᶠ (x : ℝ) in 𝓝 a, HasDerivAt g (g' x) x\nhg' : ∀ᶠ (x : ℝ) in 𝓝 a, g' x ≠ 0\nhfa : Tendsto f (𝓝 a) (𝓝 0)\nhga : Tendsto g (𝓝 a) (𝓝 0)\nhdiv : Te...
[ 339, 63 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 333, 1 ]
Mathlib/Data/Matrix/Block.lean
Matrix.blockDiag'_smul
[]
[ 912, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 910, 1 ]
Mathlib/Topology/Order/Basic.lean
continuous_if_le
[ { "state_after": "case refine'_1\nα : Type u\nβ : Type v\nγ : Type w\ninst✝⁵ : TopologicalSpace α\ninst✝⁴ : LinearOrder α\ninst✝³ : OrderClosedTopology α\nf g : β → α\ninst✝² : TopologicalSpace β\ninst✝¹ : TopologicalSpace γ\ninst✝ : (x : β) → Decidable (f x ≤ g x)\nf' g' : β → γ\nhf : Continuous f\nhg : Contin...
[ 657, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 650, 1 ]
Mathlib/RingTheory/DedekindDomain/Ideal.lean
FractionalIdeal.coe_inv_of_nonzero
[ { "state_after": "R : Type ?u.9393\nA : Type ?u.9396\nK : Type u_2\ninst✝⁷ : CommRing R\ninst✝⁶ : CommRing A\ninst✝⁵ : Field K\ninst✝⁴ : IsDomain A\nR₁ : Type u_1\ninst✝³ : CommRing R₁\ninst✝² : IsDomain R₁\ninst✝¹ : Algebra R₁ K\ninst✝ : IsFractionRing R₁ K\nI J✝ J : FractionalIdeal R₁⁰ K\nh : J ≠ 0\n⊢ ↑{ val ...
[ 86, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 84, 1 ]
Mathlib/LinearAlgebra/AffineSpace/AffineEquiv.lean
AffineMap.vsub_lineMap
[]
[ 645, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 643, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/Kernels.lean
CategoryTheory.Limits.cokernel.π_desc
[]
[ 715, 78 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 713, 1 ]
Mathlib/Algebra/Order/AbsoluteValue.lean
AbsoluteValue.ne_zero
[]
[ 136, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 135, 11 ]
Mathlib/CategoryTheory/Limits/HasLimits.lean
CategoryTheory.Limits.colimit.homIso_hom
[]
[ 860, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 858, 1 ]
Mathlib/Algebra/Order/Floor.lean
Int.preimage_floor_singleton
[]
[ 799, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 798, 1 ]
Mathlib/Order/Filter/Basic.lean
Filter.EventuallyLE.union
[]
[ 1721, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1719, 1 ]
Mathlib/Algebra/Algebra/Bilinear.lean
LinearMap.mulLeft_one
[ { "state_after": "case h\nR : Type u_2\nA : Type u_1\ninst✝² : CommSemiring R\ninst✝¹ : Semiring A\ninst✝ : Algebra R A\nx✝ : A\n⊢ ↑(mulLeft R 1) x✝ = ↑id x✝", "state_before": "R : Type u_2\nA : Type u_1\ninst✝² : CommSemiring R\ninst✝¹ : Semiring A\ninst✝ : Algebra R A\n⊢ mulLeft R 1 = id", "tactic": "...
[ 211, 63 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 209, 1 ]
Mathlib/CategoryTheory/Equivalence.lean
CategoryTheory.Equivalence.functor_unit_comp
[]
[ 156, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 154, 1 ]
Mathlib/Analysis/Convex/Gauge.lean
gauge_neg
[ { "state_after": "𝕜 : Type ?u.36600\nE : Type u_1\nF : Type ?u.36606\ninst✝¹ : AddCommGroup E\ninst✝ : Module ℝ E\ns t : Set E\na : ℝ\nsymmetric : ∀ (x : E), x ∈ s → -x ∈ s\nx : E\nthis : ∀ (x : E), -x ∈ s ↔ x ∈ s\n⊢ gauge s (-x) = gauge s x", "state_before": "𝕜 : Type ?u.36600\nE : Type u_1\nF : Type ?u....
[ 138, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 136, 1 ]
Mathlib/Data/Nat/Choose/Basic.lean
Nat.multichoose_zero_succ
[ { "state_after": "no goals", "state_before": "k : ℕ\n⊢ multichoose 0 (k + 1) = 0", "tactic": "simp [multichoose]" } ]
[ 368, 91 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 368, 1 ]
Mathlib/Algebra/Order/Interval.lean
NonemptyInterval.coe_mul_interval
[]
[ 195, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 194, 1 ]
Mathlib/RingTheory/Subsemiring/Basic.lean
Subsemiring.coe_centralizer
[]
[ 762, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 761, 1 ]
Mathlib/Order/Synonym.lean
ofLex_toLex
[]
[ 193, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 192, 1 ]
Mathlib/CategoryTheory/Limits/ConeCategory.lean
CategoryTheory.Limits.IsLimit.liftConeMorphism_eq_isTerminal_from
[]
[ 109, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 107, 1 ]
Mathlib/Data/IsROrC/Basic.lean
IsROrC.ofReal_im
[]
[ 123, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 122, 1 ]
Std/Data/List/Init/Lemmas.lean
List.headD_nil
[]
[ 26, 58 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 26, 14 ]
Mathlib/GroupTheory/Subsemigroup/Operations.lean
Subsemigroup.map_sup
[]
[ 331, 25 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 330, 1 ]
Mathlib/Data/Real/ENNReal.lean
ENNReal.cancel_of_lt
[]
[ 1070, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1069, 1 ]
Mathlib/MeasureTheory/Measure/AEMeasurable.lean
aemeasurable_iUnion_iff
[]
[ 142, 95 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 140, 1 ]
Mathlib/Logic/Function/Basic.lean
Function.Surjective.exists₂
[]
[ 218, 52 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 216, 11 ]
Mathlib/Logic/Function/Basic.lean
Function.Injective2.left'
[]
[ 946, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 944, 1 ]
Mathlib/Data/Real/Hyperreal.lean
Hyperreal.isSt_trans_real
[ { "state_after": "r s t : ℝ\n⊢ r = s → s = t → r = t", "state_before": "r s t : ℝ\n⊢ IsSt (↑r) s → IsSt (↑s) t → IsSt (↑r) t", "tactic": "rw [isSt_real_iff_eq, isSt_real_iff_eq, isSt_real_iff_eq]" }, { "state_after": "no goals", "state_before": "r s t : ℝ\n⊢ r = s → s = t → r = t", "tact...
[ 380, 76 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 379, 1 ]
Mathlib/Geometry/Manifold/SmoothManifoldWithCorners.lean
nhdsWithin_extChartAt_target_eq
[]
[ 1127, 67 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1125, 1 ]
Mathlib/Data/Finset/Pointwise.lean
Finset.Nonempty.of_vsub_right
[]
[ 1500, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1499, 1 ]
Mathlib/Algebra/Order/Invertible.lean
invOf_lt_zero
[ { "state_after": "no goals", "state_before": "α : Type u_1\ninst✝¹ : LinearOrderedSemiring α\na : α\ninst✝ : Invertible a\n⊢ ⅟a < 0 ↔ a < 0", "tactic": "simp only [← not_le, invOf_nonneg]" } ]
[ 38, 96 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 38, 1 ]
Mathlib/SetTheory/Game/PGame.lean
PGame.Relabelling.mk_rightMovesEquiv
[]
[ 1059, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1058, 1 ]
Mathlib/RingTheory/HahnSeries.lean
HahnSeries.mem_support
[]
[ 107, 13 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 106, 1 ]
Mathlib/Algebra/Order/Field/Basic.lean
div_lt_iff_of_neg'
[ { "state_after": "no goals", "state_before": "ι : Type ?u.147504\nα : Type u_1\nβ : Type ?u.147510\ninst✝ : LinearOrderedField α\na b c d : α\nn : ℤ\nhc : c < 0\n⊢ b / c < a ↔ c * a < b", "tactic": "rw [mul_comm, div_lt_iff_of_neg hc]" } ]
[ 741, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 740, 1 ]
Mathlib/Order/Chain.lean
IsChain.directedOn
[]
[ 119, 81 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 118, 1 ]
Mathlib/LinearAlgebra/AffineSpace/AffineSubspace.lean
spanPoints_nonempty
[ { "state_after": "case mp\nk : Type u_2\nV : Type u_3\nP : Type u_1\ninst✝³ : Ring k\ninst✝² : AddCommGroup V\ninst✝¹ : Module k V\ninst✝ : AffineSpace V P\ns : Set P\n⊢ Set.Nonempty (spanPoints k s) → Set.Nonempty s\n\ncase mpr\nk : Type u_2\nV : Type u_3\nP : Type u_1\ninst✝³ : Ring k\ninst✝² : AddCommGroup V...
[ 127, 50 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 121, 1 ]
Mathlib/Topology/MetricSpace/Infsep.lean
Finset.coe_infsep_of_offDiag_nonempty
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.76474\ninst✝¹ : PseudoMetricSpace α\nx y z : α\ns✝ t : Set α\ninst✝ : DecidableEq α\ns : Finset α\nhs : Finset.Nonempty (Finset.offDiag s)\n⊢ infsep ↑s = Finset.inf' (Finset.offDiag s) hs (uncurry dist)", "tactic": "rw [Finset.coe_i...
[ 511, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 509, 1 ]
Mathlib/Combinatorics/SetFamily/Shadow.lean
Finset.mem_upShadow_iff_exists_mem_card_add
[ { "state_after": "case zero\nα : Type u_1\ninst✝¹ : DecidableEq α\ninst✝ : Fintype α\n𝒜✝ : Finset (Finset α)\ns✝ t : Finset α\na : α\nk r : ℕ\n𝒜 : Finset (Finset α)\ns : Finset α\n⊢ s ∈ (∂⁺ ^[zero]) 𝒜 ↔ ∃ t, t ∈ 𝒜 ∧ t ⊆ s ∧ card t + zero = card s\n\ncase succ\nα : Type u_1\ninst✝¹ : DecidableEq α\ninst✝ : F...
[ 280, 8 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 255, 1 ]
Mathlib/Analysis/Calculus/FDeriv/Basic.lean
differentiableOn_empty
[]
[ 1124, 79 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1124, 1 ]
Mathlib/Data/Sum/Basic.lean
Sum.swap_leftInverse
[]
[ 360, 12 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 359, 1 ]
Mathlib/SetTheory/Cardinal/Basic.lean
Cardinal.mk_union_of_disjoint
[]
[ 2103, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2101, 1 ]
Mathlib/LinearAlgebra/TensorProduct.lean
TensorProduct.neg_tmul
[]
[ 1244, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1243, 1 ]
Mathlib/SetTheory/Game/PGame.lean
PGame.mk_le_mk
[]
[ 437, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 435, 1 ]
Mathlib/Topology/Algebra/Module/FiniteDimension.lean
LinearMap.coe_toContinuousLinearMap'
[]
[ 299, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 298, 1 ]
Mathlib/Data/Set/Finite.lean
Set.Finite.inf_of_left
[]
[ 753, 20 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 752, 1 ]
Mathlib/Analysis/Calculus/ContDiff.lean
ContDiffWithinAt.inv
[]
[ 1702, 51 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1700, 1 ]
Mathlib/Algebra/BigOperators/Fin.lean
Fin.prod_const
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.45008\ninst✝ : CommMonoid α\nn : ℕ\nx : α\n⊢ ∏ _i : Fin n, x = x ^ n", "tactic": "simp" } ]
[ 168, 89 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 168, 1 ]
Mathlib/Order/LatticeIntervals.lean
Set.Ici.coe_top
[]
[ 144, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 143, 1 ]
Mathlib/GroupTheory/Solvable.lean
derivedSeries_one
[]
[ 68, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 67, 1 ]
Mathlib/Data/Polynomial/Eval.lean
Polynomial.eval₂_list_sum
[]
[ 160, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 159, 1 ]
Mathlib/Order/Heyting/Basic.lean
codisjoint_hnot_hnot_left_iff
[ { "state_after": "no goals", "state_before": "ι : Type ?u.177652\nα : Type u_1\nβ : Type ?u.177658\ninst✝ : CoheytingAlgebra α\na b c : α\n⊢ Codisjoint (¬¬a) b ↔ Codisjoint a b", "tactic": "simp_rw [← hnot_le_iff_codisjoint_right, hnot_hnot_hnot]" } ]
[ 1097, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1096, 1 ]
Mathlib/Algebra/BigOperators/Basic.lean
Finset.prod_erase
[ { "state_after": "ι : Type ?u.797166\nβ : Type u\nα : Type v\nγ : Type w\ns✝ s₁ s₂ : Finset α\na✝ : α\nf✝ g : α → β\ninst✝¹ : CommMonoid β\ninst✝ : DecidableEq α\ns : Finset α\nf : α → β\na : α\nh : f a = 1\n⊢ ∏ x in s \\ {a}, f x = ∏ x in s, f x", "state_before": "ι : Type ?u.797166\nβ : Type u\nα : Type v...
[ 1677, 42 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1672, 1 ]
Mathlib/Algebra/Lie/Submodule.lean
lie_mem_left
[ { "state_after": "R : Type u\nL : Type v\nM : Type w\ninst✝⁶ : CommRing R\ninst✝⁵ : LieRing L\ninst✝⁴ : LieAlgebra R L\ninst✝³ : AddCommGroup M\ninst✝² : Module R M\ninst✝¹ : LieRingModule L M\ninst✝ : LieModule R L M\nI : LieIdeal R L\nx y : L\nh : x ∈ I\n⊢ ⁅-y, x⁆ ∈ I", "state_before": "R : Type u\nL : Ty...
[ 235, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 234, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/Biproducts.lean
CategoryTheory.Limits.BinaryBicone.toCocone_ι_app_right
[]
[ 1035, 56 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1034, 1 ]
Mathlib/Analysis/BoxIntegral/Partition/Basic.lean
BoxIntegral.Prepartition.filter_le
[]
[ 607, 18 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 605, 1 ]
Mathlib/GroupTheory/Nilpotent.lean
lowerCentralSeries_prod
[ { "state_after": "case zero\nG : Type ?u.325527\ninst✝³ : Group G\nH : Subgroup G\ninst✝² : Normal H\nG₁ : Type u_1\nG₂ : Type u_2\ninst✝¹ : Group G₁\ninst✝ : Group G₂\n⊢ lowerCentralSeries (G₁ × G₂) Nat.zero = prod (lowerCentralSeries G₁ Nat.zero) (lowerCentralSeries G₂ Nat.zero)\n\ncase succ\nG : Type ?u.3255...
[ 723, 84 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 711, 1 ]
Mathlib/Algebra/Lie/Nilpotent.lean
LieSubalgebra.isNilpotent_ad_of_isNilpotent_ad
[ { "state_after": "case intro\nR : Type u\nA : Type v\ninst✝⁴ : CommRing R\ninst✝³ : Ring A\ninst✝² : Algebra R A\nL : Type v\ninst✝¹ : LieRing L\ninst✝ : LieAlgebra R L\nK : LieSubalgebra R L\nx : { x // x ∈ K }\nn : ℕ\nhn : ↑(LieAlgebra.ad R L) ↑x ^ n = 0\n⊢ IsNilpotent (↑(LieAlgebra.ad R { x // x ∈ K }) x)", ...
[ 742, 80 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 737, 1 ]
Mathlib/CategoryTheory/Limits/Shapes/Biproducts.lean
CategoryTheory.Limits.BinaryBicone.toCocone_ι_app_left
[]
[ 1030, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1029, 1 ]
Mathlib/Algebra/Order/AbsoluteValue.lean
AbsoluteValue.map_one
[]
[ 182, 86 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 181, 11 ]
Mathlib/Topology/MetricSpace/GromovHausdorffRealized.lean
GromovHausdorff.HD_lipschitz_aux2
[ { "state_after": "case intro\nX : Type u\nY : Type v\ninst✝⁵ : MetricSpace X\ninst✝⁴ : CompactSpace X\ninst✝³ : Nonempty X\ninst✝² : MetricSpace Y\ninst✝¹ : CompactSpace Y\ninst✝ : Nonempty Y\nf✝ : GromovHausdorff.ProdSpaceFun X Y\nx y z t : X ⊕ Y\nf g : GromovHausdorff.Cb X Y\ncg : ℝ\nhcg : cg ∈ lowerBounds (r...
[ 405, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 379, 9 ]
Mathlib/Order/Monotone/Monovary.lean
Antivary.comp_antitone_left
[]
[ 176, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 175, 1 ]