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start
list
Mathlib/Order/Bounds/Basic.lean
lowerBounds_mono_mem
[]
[ 204, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 203, 1 ]
Mathlib/Order/Concept.lean
extentClosure_iUnion
[]
[ 116, 27 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 114, 1 ]
Mathlib/LinearAlgebra/AffineSpace/Restrict.lean
AffineMap.restrict.linear_aux
[ { "state_after": "k : Type u_1\nV₁ : Type u_2\nP₁ : Type u_3\nV₂ : Type u_4\nP₂ : Type u_5\ninst✝⁶ : Ring k\ninst✝⁵ : AddCommGroup V₁\ninst✝⁴ : AddCommGroup V₂\ninst✝³ : Module k V₁\ninst✝² : Module k V₂\ninst✝¹ : AddTorsor V₁ P₁\ninst✝ : AddTorsor V₂ P₂\nφ : P₁ →ᵃ[k] P₂\nE : AffineSubspace k P₁\nF : AffineSubs...
[ 67, 40 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 64, 1 ]
Mathlib/Data/List/Perm.lean
List.subperm_cons_erase
[ { "state_after": "case pos\nα : Type uu\nβ : Type vv\nl₁ l₂ : List α\ninst✝ : DecidableEq α\na : α\nl : List α\nh : a ∈ l\n⊢ l <+~ a :: List.erase l a\n\ncase neg\nα : Type uu\nβ : Type vv\nl₁ l₂ : List α\ninst✝ : DecidableEq α\na : α\nl : List α\nh : ¬a ∈ l\n⊢ l <+~ a :: List.erase l a", "state_before": "α...
[ 784, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 780, 1 ]
Mathlib/Algebra/GroupPower/Order.lean
Right.pow_lt_one_iff
[]
[ 360, 31 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 353, 1 ]
Mathlib/MeasureTheory/Covering/DensityTheorem.lean
IsUnifLocDoublingMeasure.closedBall_mem_vitaliFamily_of_dist_le_mul
[ { "state_after": "α : Type u_1\ninst✝⁵ : MetricSpace α\ninst✝⁴ : MeasurableSpace α\nμ : MeasureTheory.Measure α\ninst✝³ : IsUnifLocDoublingMeasure μ\ninst✝² : SecondCountableTopology α\ninst✝¹ : BorelSpace α\ninst✝ : IsLocallyFiniteMeasure μ\nK : ℝ\nx y : α\nr : ℝ\nh : dist x y ≤ K * r\nrpos : 0 < r\nR : ℝ := s...
[ 112, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 74, 1 ]
Mathlib/Analysis/SpecialFunctions/Pow/Deriv.lean
ContDiffWithinAt.rpow_const_of_ne
[]
[ 522, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 520, 1 ]
Mathlib/Data/Complex/Exponential.lean
Complex.sinh_zero
[ { "state_after": "no goals", "state_before": "x y : ℂ\n⊢ sinh 0 = 0", "tactic": "simp [sinh]" } ]
[ 601, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 601, 1 ]
Mathlib/LinearAlgebra/Basis.lean
Basis.mem_submodule_iff
[ { "state_after": "ι : Type u_3\nι' : Type ?u.464742\nR : Type u_1\nR₂ : Type ?u.464748\nK : Type ?u.464751\nM : Type u_2\nM' : Type ?u.464757\nM'' : Type ?u.464760\nV : Type u\nV' : Type ?u.464765\ninst✝⁴ : Semiring R\ninst✝³ : AddCommMonoid M\ninst✝² : Module R M\ninst✝¹ : AddCommMonoid M'\ninst✝ : Module R M'...
[ 590, 58 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 585, 1 ]
Mathlib/RingTheory/WittVector/StructurePolynomial.lean
eq_wittStructureInt
[ { "state_after": "case h\np : ℕ\nR : Type ?u.1579762\nidx : Type u_1\ninst✝ : CommRing R\nhp : Fact (Nat.Prime p)\nΦ : MvPolynomial idx ℤ\nφ : ℕ → MvPolynomial (idx × ℕ) ℤ\nh : ∀ (n : ℕ), ↑(bind₁ φ) (W_ ℤ n) = ↑(bind₁ fun i => ↑(rename (Prod.mk i)) (W_ ℤ n)) Φ\nk : ℕ\n⊢ φ k = wittStructureInt p Φ k", "state...
[ 330, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 315, 1 ]
Mathlib/GroupTheory/Subsemigroup/Centralizer.lean
Set.add_mem_centralizer
[ { "state_after": "no goals", "state_before": "M : Type u_1\nS T : Set M\na b : M\ninst✝ : Distrib M\nha : a ∈ centralizer S\nhb : b ∈ centralizer S\nc : M\nhc : c ∈ S\n⊢ c * (a + b) = (a + b) * c", "tactic": "rw [add_mul, mul_add, ha c hc, hb c hc]" } ]
[ 88, 84 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 87, 1 ]
Mathlib/MeasureTheory/Integral/IntegralEqImproper.lean
MeasureTheory.aecover_Ioo_of_Ioc
[]
[ 212, 94 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 211, 1 ]
Mathlib/Topology/Algebra/Module/Basic.lean
ContinuousLinearMap.coe_inl
[]
[ 969, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 968, 1 ]
Mathlib/LinearAlgebra/Trace.lean
LinearMap.trace_prodMap'
[ { "state_after": "R : Type u_1\ninst✝⁹ : CommRing R\nM : Type u_2\ninst✝⁸ : AddCommGroup M\ninst✝⁷ : Module R M\nN : Type u_3\ninst✝⁶ : AddCommGroup N\ninst✝⁵ : Module R N\nι : Type ?u.485168\ninst✝⁴ : Module.Free R M\ninst✝³ : Module.Finite R M\ninst✝² : Module.Free R N\ninst✝¹ : Module.Finite R N\ninst✝ : Non...
[ 234, 10 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 229, 1 ]
Mathlib/Algebra/Category/GroupCat/Limits.lean
AddCommGroupCat.kernelIsoKer_hom_comp_subtype
[ { "state_after": "case w\nJ : Type v\ninst✝ : SmallCategory J\nG H : AddCommGroupCat\nf : G ⟶ H\nx✝ : ↑(kernel f)\n⊢ ↑((kernelIsoKer f).hom ≫ AddSubgroup.subtype (AddMonoidHom.ker f)) x✝ = ↑(kernel.ι f) x✝", "state_before": "J : Type v\ninst✝ : SmallCategory J\nG H : AddCommGroupCat\nf : G ⟶ H\n⊢ (kernelIso...
[ 454, 82 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 453, 1 ]
Mathlib/CategoryTheory/Subobject/Lattice.lean
CategoryTheory.Subobject.bot_eq_zero
[ { "state_after": "no goals", "state_before": "C : Type u₁\ninst✝³ : Category C\nX Y Z : C\nD : Type u₂\ninst✝² : Category D\ninst✝¹ : HasZeroObject C\ninst✝ : HasZeroMorphisms C\nB : C\n⊢ (IsInitial.uniqueUpToIso initialIsInitial HasZeroObject.zeroIsInitial).hom ≫ 0 = initial.to B", "tactic": "simp" }...
[ 338, 94 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 337, 1 ]
Mathlib/Data/Set/Prod.lean
Set.prod_mono_left
[]
[ 81, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 80, 1 ]
Mathlib/GroupTheory/Solvable.lean
Equiv.Perm.not_solvable
[ { "state_after": "G : Type ?u.94765\nG' : Type ?u.94768\ninst✝¹ : Group G\ninst✝ : Group G'\nf : G →* G'\nX : Type u_1\nhX : 5 ≤ Cardinal.mk X\nh : IsSolvable (Perm X)\n⊢ False", "state_before": "G : Type ?u.94765\nG' : Type ?u.94768\ninst✝¹ : Group G\ninst✝ : Group G'\nf : G →* G'\nX : Type u_1\nhX : 5 ≤ C...
[ 235, 98 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 228, 1 ]
Mathlib/Topology/UniformSpace/Basic.lean
toTopologicalSpace_subtype
[]
[ 1737, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1734, 1 ]
Mathlib/Topology/FiberBundle/Basic.lean
FiberBundle.mem_baseSet_trivializationAt
[]
[ 211, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 210, 1 ]
Mathlib/Geometry/Manifold/LocalInvariantProperties.lean
StructureGroupoid.LocalInvariantProp.congr_set
[ { "state_after": "case intro.intro.intro\nH : Type u_1\nM : Type ?u.1376\nH' : Type ?u.1379\nM' : Type ?u.1382\nX : Type ?u.1385\ninst✝⁶ : TopologicalSpace H\ninst✝⁵ : TopologicalSpace M\ninst✝⁴ : ChartedSpace H M\ninst✝³ : TopologicalSpace H'\ninst✝² : TopologicalSpace M'\ninst✝¹ : ChartedSpace H' M'\ninst✝ : ...
[ 91, 54 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 88, 1 ]
Mathlib/Data/Seq/WSeq.lean
Stream'.WSeq.LiftRel.symm
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nγ : Type w\nR : α → α → Prop\nH : Symmetric R\ns1 s2 : WSeq α\nh : Function.swap (LiftRel R) s2 s1\n⊢ LiftRel R s2 s1", "tactic": "rwa [LiftRel.swap, H.swap_eq] at h" } ]
[ 567, 91 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 566, 1 ]
Mathlib/Geometry/Manifold/ChartedSpace.lean
StructureGroupoid.locality
[]
[ 197, 18 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 195, 1 ]
Mathlib/Data/Multiset/Basic.lean
Multiset.sub_zero
[]
[ 1645, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1644, 11 ]
Mathlib/Algebra/Algebra/Operations.lean
Submodule.smul_singleton
[ { "state_after": "ι : Sort uι\nR : Type u\ninst✝² : CommSemiring R\nA : Type v\ninst✝¹ : CommSemiring A\ninst✝ : Algebra R A\nM✝ N : Submodule R A\nm n a : A\nM : Submodule R A\n⊢ ↑Set.up {a} • span R ↑M = map (LinearMap.mulLeft R a) M", "state_before": "ι : Sort uι\nR : Type u\ninst✝² : CommSemiring R\nA :...
[ 664, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 653, 1 ]
Mathlib/Analysis/NormedSpace/ContinuousLinearMap.lean
LinearMap.mkContinuousOfExistsBound_apply
[]
[ 121, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 119, 1 ]
Mathlib/Analysis/NormedSpace/AddTorsor.lean
nndist_midpoint_midpoint_le'
[]
[ 225, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 223, 1 ]
Mathlib/ModelTheory/Satisfiability.lean
FirstOrder.Language.Theory.SemanticallyEquivalent.all
[ { "state_after": "L : Language\nT : Theory L\nα : Type w\nn : ℕ\nφ ψ : BoundedFormula L α (n + 1)\nh : SemanticallyEquivalent T φ ψ\n⊢ ∀ (M : ModelType T) (v : α → ↑M) (xs : Fin n → ↑M),\n (∀ (a : ↑M), BoundedFormula.Realize φ v (Fin.snoc xs a)) ↔ ∀ (a : ↑M), BoundedFormula.Realize ψ v (Fin.snoc xs a)", ...
[ 468, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 464, 11 ]
Mathlib/Logic/Small/Basic.lean
small_lift
[]
[ 65, 46 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 63, 1 ]
Mathlib/AlgebraicGeometry/PrimeSpectrum/Basic.lean
PrimeSpectrum.coe_vanishingIdeal
[ { "state_after": "case h\nR : Type u\nS : Type v\ninst✝¹ : CommRing R\ninst✝ : CommRing S\nt : Set (PrimeSpectrum R)\nf : R\n⊢ f ∈ ↑(vanishingIdeal t) ↔ f ∈ {f | ∀ (x : PrimeSpectrum R), x ∈ t → f ∈ x.asIdeal}", "state_before": "R : Type u\nS : Type v\ninst✝¹ : CommRing R\ninst✝ : CommRing S\nt : Set (Prime...
[ 168, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 163, 1 ]
Mathlib/Order/CompleteLattice.lean
iInf_range'
[]
[ 736, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 735, 1 ]
Mathlib/Data/Multiset/Basic.lean
Multiset.inter_comm
[]
[ 1832, 11 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1831, 1 ]
Std/Logic.lean
exists_eq_or_imp
[ { "state_after": "no goals", "state_before": "α : Sort u_1\np q : α → Prop\nb : Prop\na' : α\n⊢ (∃ a, (a = a' ∨ q a) ∧ p a) ↔ p a' ∨ ∃ a, q a ∧ p a", "tactic": "simp only [or_and_right, exists_or, exists_eq_left]" } ]
[ 474, 54 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 473, 9 ]
Mathlib/Data/Complex/Basic.lean
Complex.ofReal_neg
[ { "state_after": "no goals", "state_before": "r : ℝ\n⊢ (↑(-r)).re = (-↑r).re ∧ (↑(-r)).im = (-↑r).im", "tactic": "simp [ofReal']" } ]
[ 257, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 256, 1 ]
Mathlib/Order/CompleteBooleanAlgebra.lean
inf_iSup₂_eq
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nι : Sort w\nκ : ι → Sort u_1\ninst✝ : Frame α\ns t : Set α\na✝ b : α\nf : (i : ι) → κ i → α\na : α\n⊢ (a ⊓ ⨆ (i : ι) (j : κ i), f i j) = ⨆ (i : ι) (j : κ i), a ⊓ f i j", "tactic": "simp only [inf_iSup_eq]" } ]
[ 114, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 113, 1 ]
Mathlib/Data/Set/Basic.lean
Set.symmDiff_subset_union
[]
[ 2101, 33 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2100, 1 ]
Mathlib/Data/Int/Parity.lean
Int.even_xor'_odd
[ { "state_after": "no goals", "state_before": "m n✝ n : ℤ\n⊢ Xor' (Even n) (Odd n)", "tactic": "cases even_or_odd n with\n| inl h => exact Or.inl ⟨h, even_iff_not_odd.mp h⟩\n| inr h => exact Or.inr ⟨h, odd_iff_not_even.mp h⟩" }, { "state_after": "no goals", "state_before": "case inl\nm n✝ n :...
[ 78, 53 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 75, 1 ]
Mathlib/Algebra/GCDMonoid/Finset.lean
Finset.normalize_gcd
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.15758\ninst✝¹ : CancelCommMonoidWithZero α\ninst✝ : NormalizedGCDMonoid α\ns s₁ s₂ : Finset β\nf : β → α\n⊢ ↑normalize (gcd s f) = gcd s f", "tactic": "simp [gcd_def]" } ]
[ 184, 75 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 184, 1 ]
Mathlib/LinearAlgebra/Basis.lean
Basis.reindexRange_repr_self
[]
[ 483, 79 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 478, 1 ]
Mathlib/Analysis/Complex/Isometry.lean
linearEquiv_det_rotation
[ { "state_after": "no goals", "state_before": "a : { x // x ∈ circle }\n⊢ ↑LinearEquiv.det (↑rotation a).toLinearEquiv = 1", "tactic": "rw [← Units.eq_iff, LinearEquiv.coe_det, det_rotation, Units.val_one]" } ]
[ 175, 72 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 174, 1 ]
Mathlib/RingTheory/TensorProduct.lean
LinearMap.baseChange_neg
[ { "state_after": "case a.h.h\nR : Type u_4\nA : Type u_1\nB : Type ?u.493982\nM : Type u_2\nN : Type u_3\ninst✝⁸ : CommRing R\ninst✝⁷ : Ring A\ninst✝⁶ : Algebra R A\ninst✝⁵ : Ring B\ninst✝⁴ : Algebra R B\ninst✝³ : AddCommGroup M\ninst✝² : Module R M\ninst✝¹ : AddCommGroup N\ninst✝ : Module R N\nf g : M →ₗ[R] N\...
[ 327, 41 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 324, 1 ]
Mathlib/LinearAlgebra/Finsupp.lean
Finsupp.apply_total_id
[]
[ 582, 17 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 580, 1 ]
Mathlib/Probability/Independence/Basic.lean
ProbabilityTheory.iIndepFun.mul
[ { "state_after": "Ω : Type u_1\nι✝ : Type ?u.3504903\nβ✝ : Type ?u.3504906\nβ' : Type ?u.3504909\nγ : Type ?u.3504912\nγ' : Type ?u.3504915\nmΩ : MeasurableSpace Ω\nμ : MeasureTheory.Measure Ω\nf✝ : Ω → β✝\ng : Ω → β'\ninst✝² : IsProbabilityMeasure μ\nι : Type u_2\nβ : Type u_3\nm : MeasurableSpace β\ninst✝¹ : ...
[ 860, 77 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 853, 1 ]
Mathlib/MeasureTheory/Integral/SetIntegral.lean
MeasureTheory.norm_set_integral_le_of_norm_le_const_ae'
[ { "state_after": "α : Type u_1\nβ : Type ?u.254346\nE : Type u_2\nF : Type ?u.254352\ninst✝³ : MeasurableSpace α\ninst✝² : NormedAddCommGroup E\nf g : α → E\ns t : Set α\nμ ν : Measure α\nl l' : Filter α\ninst✝¹ : CompleteSpace E\ninst✝ : NormedSpace ℝ E\nC : ℝ\nhs : ↑↑μ s < ⊤\nhC : ∀ᵐ (x : α) ∂μ, x ∈ s → ‖f x‖...
[ 538, 11 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 527, 1 ]
Mathlib/Algebra/RingQuot.lean
RingQuot.ringQuot_ext'
[ { "state_after": "case H\nR : Type u₁\ninst✝⁶ : Semiring R\nS : Type u₂\ninst✝⁵ : CommSemiring S\nA : Type u₃\ninst✝⁴ : Semiring A\ninst✝³ : Algebra S A\nr : R → R → Prop\nT : Type u₄\ninst✝² : Semiring T\nB : Type u₄\ninst✝¹ : Semiring B\ninst✝ : Algebra S B\ns : A → A → Prop\nf g : RingQuot s →ₐ[S] B\nw : Alg...
[ 621, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 617, 1 ]
Mathlib/Analysis/BoxIntegral/Partition/Split.lean
BoxIntegral.Prepartition.compl_top
[]
[ 387, 34 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 386, 1 ]
Mathlib/Order/CompleteBooleanAlgebra.lean
iSup_inf_eq
[ { "state_after": "no goals", "state_before": "α : Type u\nβ : Type v\nι : Sort w\nκ : ι → Sort ?u.2411\ninst✝ : Frame α\ns t : Set α\na✝ b : α\nf : ι → α\na : α\n⊢ (⨆ (i : ι), f i) ⊓ a = ⨆ (i : ι), f i ⊓ a", "tactic": "rw [iSup, sSup_inf_eq, iSup_range]" } ]
[ 102, 37 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 101, 1 ]
Mathlib/Analysis/NormedSpace/PiLp.lean
PiLp.equiv_symm_add
[]
[ 786, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 784, 1 ]
Mathlib/CategoryTheory/Closed/Cartesian.lean
CategoryTheory.strict_initial
[ { "state_after": "C : Type u\ninst✝² : Category C\nA B X X' Y Y' Z : C\ninst✝¹ : HasFiniteProducts C\ninst✝ : Exponentiable A\nI : C\nt : IsInitial I\nf : A ⟶ I\nthis : Mono (prod.lift (𝟙 A) f ≫ (zeroMul t).hom)\n⊢ IsIso f", "state_before": "C : Type u\ninst✝² : Category C\nA B X X' Y Y' Z : C\ninst✝¹ : Ha...
[ 378, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 374, 1 ]
Mathlib/Order/Filter/Germ.lean
Filter.Germ.map_map
[]
[ 204, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 202, 1 ]
Mathlib/Order/BoundedOrder.lean
Monotone.forall
[]
[ 579, 35 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 577, 1 ]
Mathlib/Analysis/Convex/Exposed.lean
IsExposed.convex
[ { "state_after": "case inl\n𝕜 : Type u_1\nE : Type u_2\ninst✝⁴ : TopologicalSpace 𝕜\ninst✝³ : LinearOrderedRing 𝕜\ninst✝² : AddCommMonoid E\ninst✝¹ : TopologicalSpace E\ninst✝ : Module 𝕜 E\nA C : Set E\nhA : Convex 𝕜 A\nhAB : IsExposed 𝕜 A ∅\n⊢ Convex 𝕜 ∅\n\ncase inr\n𝕜 : Type u_1\nE : Type u_2\ninst✝⁴ ...
[ 252, 49 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 245, 11 ]
Mathlib/Analysis/BoxIntegral/Box/Basic.lean
BoxIntegral.Box.isSome_iff
[ { "state_after": "ι : Type u_1\nI J : Box ι\nx y : ι → ℝ\n⊢ (match ⊥ with\n | some val => true\n | none => false) =\n true ↔\n Set.Nonempty ↑⊥", "state_before": "ι : Type u_1\nI J : Box ι\nx y : ι → ℝ\n⊢ Option.isSome ⊥ = true ↔ Set.Nonempty ↑⊥", "tactic": "erw [Option.isSome]" }, ...
[ 291, 26 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 285, 1 ]
Mathlib/Analysis/LocallyConvex/Polar.lean
LinearMap.tripolar_eq_polar
[]
[ 123, 87 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 122, 1 ]
Mathlib/LinearAlgebra/QuadraticForm/Basic.lean
QuadraticForm.Anisotropic.eq_zero_iff
[]
[ 894, 38 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 892, 1 ]
Mathlib/Analysis/Calculus/Deriv/Mul.lean
derivWithin_clm_comp
[]
[ 375, 69 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 371, 1 ]
Mathlib/Data/Complex/Basic.lean
Complex.im_sum
[]
[ 1353, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1352, 1 ]
Mathlib/Algebra/Periodic.lean
Function.Antiperiodic.sub_eq'
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type u_2\nγ : Type ?u.155050\nf g : α → β\nc c₁ c₂ x : α\ninst✝¹ : AddCommGroup α\ninst✝ : Neg β\nh : Antiperiodic f c\n⊢ f (c - x) = -f (-x)", "tactic": "simpa only [sub_eq_neg_add] using h (-x)" } ]
[ 412, 71 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 411, 1 ]
Mathlib/Order/Bounds/Basic.lean
lub_Iio_eq_self_or_Iio_eq_Iic
[ { "state_after": "case inl\nα : Type u\nβ : Type v\nγ : Type w\nι : Sort x\ninst✝² : Preorder α\ninst✝¹ : Preorder β\ns t : Set α\na b : α\ninst✝ : PartialOrder γ\nj i : γ\nhj : IsLUB (Iio i) j\nhj_eq_i : j = i\n⊢ j = i ∨ Iio i = Iic j\n\ncase inr\nα : Type u\nβ : Type v\nγ : Type w\nι : Sort x\ninst✝² : Preord...
[ 563, 100 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 558, 1 ]
Mathlib/MeasureTheory/Measure/OuterMeasure.lean
MeasureTheory.extend_mono'
[ { "state_after": "α : Type u_1\nP : Set α → Prop\nm : (s : Set α) → P s → ℝ≥0∞\nP0 : P ∅\nm0 : m ∅ P0 = 0\nPU : ∀ ⦃f : ℕ → Set α⦄, (∀ (i : ℕ), P (f i)) → P (⋃ (i : ℕ), f i)\nmU :\n ∀ ⦃f : ℕ → Set α⦄ (hm : ∀ (i : ℕ), P (f i)),\n Pairwise (Disjoint on f) → m (⋃ (i : ℕ), f i) (_ : P (⋃ (i : ℕ), f i)) = ∑' (i :...
[ 1411, 24 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1407, 1 ]
Mathlib/MeasureTheory/Measure/MeasureSpace.lean
MeasureTheory.ae_eq_bot
[ { "state_after": "no goals", "state_before": "α : Type u_1\nβ : Type ?u.548833\nγ : Type ?u.548836\nδ : Type ?u.548839\nι : Type ?u.548842\nR : Type ?u.548845\nR' : Type ?u.548848\nm0 : MeasurableSpace α\ninst✝¹ : MeasurableSpace β\ninst✝ : MeasurableSpace γ\nμ μ₁ μ₂ μ₃ ν ν' ν₁ ν₂ : Measure α\ns s' t : Set ...
[ 2679, 74 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2678, 1 ]
Mathlib/Topology/Constructions.lean
Continuous.update
[]
[ 1244, 82 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1242, 1 ]
Mathlib/Data/Set/Sigma.lean
Set.sigma_nonempty_iff
[]
[ 219, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 218, 1 ]
Mathlib/MeasureTheory/Constructions/Pi.lean
MeasureTheory.OuterMeasure.le_pi
[ { "state_after": "ι : Type u_2\nι' : Type ?u.2059615\nα : ι → Type u_1\ninst✝ : Fintype ι\nm✝ m : (i : ι) → OuterMeasure (α i)\nn : OuterMeasure ((i : ι) → α i)\n⊢ (∀ (s : Set ((i : ι) → α i)), Set.Nonempty s → ↑n s ≤ piPremeasure m s) ↔\n ∀ (s : (i : ι) → Set (α i)), Set.Nonempty (Set.pi univ s) → ↑n (Set.p...
[ 213, 36 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 207, 1 ]
Mathlib/MeasureTheory/Integral/CircleIntegral.lean
circleIntegral.integral_eq_zero_of_hasDerivWithinAt'
[ { "state_after": "case pos\nE : Type u_1\ninst✝² : NormedAddCommGroup E\ninst✝¹ : NormedSpace ℂ E\ninst✝ : CompleteSpace E\nf f' : ℂ → E\nc : ℂ\nR : ℝ\nh : ∀ (z : ℂ), z ∈ sphere c (Abs.abs R) → HasDerivWithinAt f (f' z) (sphere c (Abs.abs R)) z\nhi : CircleIntegrable f' c R\n⊢ (∮ (z : ℂ) in C(c, R), f' z) = 0\n...
[ 480, 28 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 472, 1 ]
Mathlib/Data/Sign.lean
SignType.nonpos_iff
[ { "state_after": "no goals", "state_before": "a : SignType\n⊢ a ≤ 0 ↔ a = -1 ∨ a = 0", "tactic": "cases a <;> decide" } ]
[ 177, 84 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 177, 1 ]
Mathlib/LinearAlgebra/Matrix/ZPow.lean
Matrix.coe_units_zpow
[ { "state_after": "no goals", "state_before": "n' : Type u_2\ninst✝² : DecidableEq n'\ninst✝¹ : Fintype n'\nR : Type u_1\ninst✝ : CommRing R\nu : Mˣ\nn : ℕ\n⊢ ↑(u ^ ↑n) = ↑u ^ ↑n", "tactic": "rw [_root_.zpow_coe_nat, zpow_ofNat, Units.val_pow_eq_pow_val]" }, { "state_after": "no goals", "stat...
[ 291, 98 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 288, 1 ]
Std/Data/Int/DivMod.lean
Int.fdiv_nonneg
[]
[ 98, 64 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 96, 1 ]
Std/Data/List/Lemmas.lean
List.exists_of_set'
[]
[ 794, 90 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 792, 1 ]
Mathlib/Logic/Equiv/Basic.lean
Equiv.Perm.subtypeCongr.symm
[ { "state_after": "case H\nε : Type u_1\np : ε → Prop\ninst✝ : DecidablePred p\nep ep' : Perm { a // p a }\nen en' : Perm { a // ¬p a }\nx : ε\n⊢ ↑(subtypeCongr ep en).symm x = ↑(subtypeCongr ep.symm en.symm) x", "state_before": "ε : Type u_1\np : ε → Prop\ninst✝ : DecidablePred p\nep ep' : Perm { a // p a }...
[ 598, 59 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 592, 1 ]
Mathlib/RingTheory/IsTensorProduct.lean
Algebra.lift_algHom_comp_right
[]
[ 517, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 514, 1 ]
Mathlib/Analysis/SpecialFunctions/Trigonometric/Complex.lean
Real.sin_eq_sin_iff
[ { "state_after": "no goals", "state_before": "x y : ℝ\n⊢ sin x = sin y ↔ ∃ k, y = 2 * ↑k * π + x ∨ y = (2 * ↑k + 1) * π - x", "tactic": "exact_mod_cast @Complex.sin_eq_sin_iff x y" } ]
[ 226, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 224, 1 ]
Mathlib/Data/Complex/Exponential.lean
Real.exp_sub_cosh
[]
[ 1412, 45 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1411, 1 ]
Mathlib/Data/Set/Basic.lean
Set.setOf_bijective
[]
[ 293, 15 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 292, 1 ]
Mathlib/Computability/TuringMachine.lean
Turing.TM1to1.tr_supports
[ { "state_after": "Γ : Type u_2\ninst✝³ : Inhabited Γ\nΛ : Type u_1\ninst✝² : Inhabited Λ\nσ : Type u_3\ninst✝¹ : Inhabited σ\nn : ℕ\nenc : Γ → Vector Bool n\ndec : Vector Bool n → Γ\nenc0 : enc default = Vector.replicate n false\nM : Λ → Stmt₁\nencdec : ∀ (a : Γ), dec (enc a) = a\ninst✝ : Fintype Γ\nS : Finset ...
[ 1955, 61 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1914, 1 ]
Mathlib/AlgebraicGeometry/PrimeSpectrum/Basic.lean
PrimeSpectrum.zeroLocus_subset_zeroLocus_singleton_iff
[ { "state_after": "no goals", "state_before": "R : Type u\nS : Type v\ninst✝¹ : CommRing R\ninst✝ : CommRing S\nf g : R\n⊢ zeroLocus {f} ⊆ zeroLocus {g} ↔ g ∈ Ideal.radical (Ideal.span {f})", "tactic": "rw [← zeroLocus_span {f}, ← zeroLocus_span {g}, zeroLocus_subset_zeroLocus_iff, Ideal.span_le,\n Set....
[ 265, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 262, 1 ]
Mathlib/Algebra/Order/Monoid/Lemmas.lean
le_of_mul_le_of_one_le_right
[]
[ 1094, 39 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1091, 1 ]
Mathlib/MeasureTheory/Decomposition/RadonNikodym.lean
MeasureTheory.SignedMeasure.absolutelyContinuous_iff_withDensityᵥ_rnDeriv_eq
[]
[ 114, 84 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 112, 1 ]
Mathlib/Analysis/Calculus/DiffContOnCl.lean
DiffContOnCl.inv
[]
[ 140, 86 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 138, 1 ]
Mathlib/Data/Real/Hyperreal.lean
Hyperreal.inv_omega
[]
[ 172, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 171, 1 ]
Mathlib/Topology/MetricSpace/Basic.lean
eventually_closedBall_subset
[ { "state_after": "case intro.intro\nα : Type u\nβ : Type v\nX : Type ?u.215446\nι : Type ?u.215449\ninst✝ : PseudoMetricSpace α\nx : α\nu : Set α\nhu : u ∈ 𝓝 x\nε : ℝ\nεpos : 0 < ε\nhε : closedBall x ε ⊆ u\n⊢ ∀ᶠ (r : ℝ) in 𝓝 0, closedBall x r ⊆ u", "state_before": "α : Type u\nβ : Type v\nX : Type ?u.2154...
[ 1488, 90 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 1484, 1 ]
Mathlib/Data/Nat/Factorial/Basic.lean
Nat.factorial_ne_zero
[]
[ 75, 29 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 74, 1 ]
Mathlib/Data/Polynomial/Eval.lean
Polynomial.C_mul_comp
[ { "state_after": "no goals", "state_before": "R : Type u\nS : Type v\nT : Type w\nι : Type y\na b : R\nm n : ℕ\ninst✝ : Semiring R\np q r : R[X]\n⊢ comp (↑C a * p) r = ↑C a * comp p r", "tactic": "induction p using Polynomial.induction_on' with\n| h_add p q hp hq =>\n simp [hp, hq, mul_add]\n| h_monomi...
[ 620, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 614, 1 ]
Mathlib/Topology/UniformSpace/UniformEmbedding.lean
UniformEmbedding.embedding
[]
[ 229, 19 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 227, 11 ]
Mathlib/Topology/UniformSpace/CompactConvergence.lean
ContinuousMap.tendsto_iff_forall_compact_tendstoUniformlyOn
[ { "state_after": "no goals", "state_before": "α : Type u₁\nβ : Type u₂\ninst✝¹ : TopologicalSpace α\ninst✝ : UniformSpace β\nK : Set α\nV : Set (β × β)\nf : C(α, β)\nι : Type u₃\np : Filter ι\nF : ι → C(α, β)\n⊢ Tendsto F p (𝓝 f) ↔ ∀ (K : Set α), IsCompact K → TendstoUniformlyOn (fun i a => ↑(F i) a) (↑f) ...
[ 388, 89 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 386, 1 ]
src/lean/Init/SimpLemmas.lean
not_decide_eq_true
[ { "state_after": "no goals", "state_before": "p : Prop\nh : Decidable p\n⊢ ((!decide p) = true) = ¬p", "tactic": "cases h <;> simp [decide, *]" } ]
[ 141, 117 ]
d5348dfac847a56a4595fb6230fd0708dcb4e7e9
https://github.com/leanprover/lean4
[ 141, 9 ]
Mathlib/Order/Height.lean
Set.chainHeight_image
[ { "state_after": "case a\nα : Type u_1\nβ : Type u_2\ninst✝¹ : LT α\ninst✝ : LT β\ns✝ t : Set α\nl : List α\na : α\nf : α → β\nhf : ∀ {x y : α}, x < y ↔ f x < f y\ns : Set α\n⊢ ∀ (l : List β), l ∈ subchain (f '' s) → ∃ l', l' ∈ subchain s ∧ length l = length l'\n\ncase a\nα : Type u_1\nβ : Type u_2\ninst✝¹ : LT...
[ 240, 22 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 215, 1 ]
Mathlib/Algebra/Algebra/Operations.lean
Submodule.toSubMulAction_one
[]
[ 108, 64 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 107, 1 ]
Mathlib/Logic/Equiv/Set.lean
Equiv.prod_assoc_symm_image
[ { "state_after": "no goals", "state_before": "α✝ : Sort u\nβ✝ : Sort v\nγ✝ : Sort w\nα : Type u_1\nβ : Type u_2\nγ : Type u_3\ns : Set α\nt : Set β\nu : Set γ\n⊢ ↑(prodAssoc α β γ).symm '' s ×ˢ t ×ˢ u = (s ×ˢ t) ×ˢ u", "tactic": "simpa only [Equiv.image_eq_preimage] using prod_assoc_preimage" } ]
[ 162, 65 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 160, 1 ]
Mathlib/Data/IsROrC/Basic.lean
IsROrC.ofReal_inj
[]
[ 173, 21 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 172, 1 ]
Mathlib/Order/SuccPred/Basic.lean
Order.Ici_succ_of_not_isMax
[]
[ 308, 47 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 307, 1 ]
Mathlib/RingTheory/Ideal/Operations.lean
Ideal.add_eq_sup
[]
[ 419, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 418, 1 ]
Mathlib/Algebra/Homology/Exact.lean
CategoryTheory.kernel_ι_eq_zero_of_exact_zero_left
[ { "state_after": "V : Type u\ninst✝³ : Category V\ninst✝² : HasImages V\nA B C D : V\nf : A ⟶ B\ng : B ⟶ C\nh✝ : C ⟶ D\ninst✝¹ : HasZeroMorphisms V\ninst✝ : HasEqualizers V\nh : Exact 0 g\n⊢ (kernelSubobjectIso g).inv ≫ Subobject.arrow (kernelSubobject g) = 0", "state_before": "V : Type u\ninst✝³ : Category...
[ 260, 62 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 258, 1 ]
Std/Data/List/Lemmas.lean
List.exists_of_modifyNth
[]
[ 768, 74 ]
e68aa8f5fe47aad78987df45f99094afbcb5e936
https://github.com/leanprover/std4
[ 764, 1 ]
Mathlib/Data/List/Perm.lean
List.rel_perm
[]
[ 383, 86 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 381, 1 ]
Mathlib/Data/Fin/Basic.lean
Fin.lt_last_iff_coe_castPred
[ { "state_after": "case inl\nn m : ℕ\n⊢ last (n + 1) < last (n + 1) ↔ ↑(castPred (last (n + 1))) = ↑(last (n + 1))\n\ncase inr\nn m : ℕ\ni : Fin (n + 2)\nH : i < last (n + 1)\n⊢ i < last (n + 1) ↔ ↑(castPred i) = ↑i", "state_before": "n m : ℕ\ni : Fin (n + 2)\n⊢ i < last (n + 1) ↔ ↑(castPred i) = ↑i", "t...
[ 2484, 9 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 2478, 1 ]
Mathlib/Algebra/Star/StarAlgHom.lean
StarAlgHom.coe_id
[]
[ 431, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 430, 1 ]
Mathlib/CategoryTheory/Functor/EpiMono.lean
CategoryTheory.Functor.reflectsMonomorphisms_of_preserves_of_reflects
[]
[ 121, 90 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 119, 1 ]
Mathlib/CategoryTheory/Monoidal/Free/Basic.lean
CategoryTheory.FreeMonoidalCategory.mk_ρ_inv
[]
[ 221, 6 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 220, 1 ]
Mathlib/Data/Nat/Basic.lean
Nat.add_succ_sub_one
[ { "state_after": "no goals", "state_before": "m✝ n✝ k n m : ℕ\n⊢ n + succ m - 1 = n + m", "tactic": "rw [add_succ, succ_sub_one]" } ]
[ 300, 94 ]
5a919533f110b7d76410134a237ee374f24eaaad
https://github.com/leanprover-community/mathlib4
[ 300, 1 ]