name
stringlengths
2
347
module
stringlengths
6
90
type
stringlengths
1
5.42M
docString
stringlengths
0
11k
⌀
allowCompletion
bool
2 classes
LocallyConstant.congrRightₗ._proof_2
Mathlib.Topology.LocallyConstant.Algebra
∀ {X : Type u_2} {Y : Type u_1} [inst : TopologicalSpace X] {Z : Type u_3} (R : Type u_4) [inst_1 : Semiring R] [inst_2 : AddCommMonoid Y] [inst_3 : Module R Y] [inst_4 : AddCommMonoid Z] [inst_5 : Module R Z] (e : Y ≃ₗ[R] Z), Function.RightInverse (LocallyConstant.congrRight e.toEquiv).invFun (LocallyConstant.cong...
null
false
_private.Mathlib.Order.ConditionallyCompleteLattice.Indexed.0.exists_lt_of_lt_ciSup.match_1_1
Mathlib.Order.ConditionallyCompleteLattice.Indexed
∀ {α : Type u_1} {ι : Sort u_2} [inst : ConditionallyCompleteLinearOrder α] {b : α} {f : ι → α} (motive : (∃ a ∈ Set.range f, b < a) → Prop) (x : ∃ a ∈ Set.range f, b < a), (∀ (i : ι) (h : b < f i), motive ⋯) → motive x
null
false
MulLECancellable.le_mul_iff_one_le_right
Mathlib.Algebra.Order.Monoid.Unbundled.Basic
∀ {α : Type u_1} {a b : α} [inst : LE α] [inst_1 : MulOneClass α] [MulLeftMono α], MulLECancellable a → (a ≤ a * b ↔ 1 ≤ b)
null
true
_private.Mathlib.MeasureTheory.Covering.BesicovitchVectorSpace.0.Besicovitch.exists_goodδ._simp_1_1
Mathlib.MeasureTheory.Covering.BesicovitchVectorSpace
∀ {α : Type u_1} {ι : Sort u_4} {f : ι → α} {s : Set α}, (Set.range f ⊆ s) = ∀ (y : ι), f y ∈ s
null
false
Nat.add_sub_cancel
Init.Data.Nat.Basic
∀ (n m : ℕ), n + m - m = n
null
true
«term_⁻ᵐ»
Mathlib.Algebra.Notation
Lean.TrailingParserDescr
The *negative part* of an element `a`.
true
FirstOrder.Language.Embedding.map_rel
Mathlib.ModelTheory.Basic
∀ {L : FirstOrder.Language} {M : Type w} {N : Type w'} [inst : L.Structure M] [inst_1 : L.Structure N] (φ : L.Embedding M N) {n : ℕ} (r : L.Relations n) (x : Fin n → M), FirstOrder.Language.Structure.RelMap r (⇑φ ∘ x) ↔ FirstOrder.Language.Structure.RelMap r x
null
true
AddSubgroup.map._proof_3
Mathlib.Algebra.Group.Subgroup.Map
∀ {G : Type u_2} [inst : AddGroup G] {N : Type u_1} [inst_1 : AddGroup N] (f : G →+ N) (H : AddSubgroup G), 0 ∈ (AddSubmonoid.map f H.toAddSubmonoid).carrier
null
false
ProbabilityTheory.Kernel.IndepSets.union_iff._simp_1
Mathlib.Probability.Independence.Kernel.Indep
∀ {α : Type u_1} {Ω : Type u_2} {_mα : MeasurableSpace α} {s₁ s₂ s' : Set (Set Ω)} {_mΩ : MeasurableSpace Ω} {κ : ProbabilityTheory.Kernel α Ω} {μ : MeasureTheory.Measure α}, ProbabilityTheory.Kernel.IndepSets (s₁ ∪ s₂) s' κ μ = (ProbabilityTheory.Kernel.IndepSets s₁ s' κ μ ∧ ProbabilityTheory.Kernel.IndepSets ...
null
false
CategoryTheory.Hopf.instCategory
Mathlib.CategoryTheory.Monoidal.Hopf_
{C : Type u₁} → [inst : CategoryTheory.Category.{v₁, u₁} C] → [inst_1 : CategoryTheory.MonoidalCategory C] → [inst_2 : CategoryTheory.BraidedCategory C] → CategoryTheory.Category.{v₁, max u₁ v₁} (CategoryTheory.Hopf C)
Morphisms of Hopf monoids are just morphisms of the underlying bimonoids. In fact they automatically intertwine the antipodes, proved below.
true
instSliceableSubarrayNat_8
Init.Data.Slice.Array.Basic
{α : Type u} → Std.Rii.Sliceable (Subarray α) ℕ (Subarray α)
null
true
ISize.toUSize_ofNat
Init.Data.SInt.Lemmas
∀ {n : ℕ}, ISize.toUSize (OfNat.ofNat n) = OfNat.ofNat n
null
true
CategoryTheory.ShortComplex.FunctorEquivalence.unitIso._proof_10
Mathlib.Algebra.Homology.ShortComplex.FunctorEquivalence
∀ (J : Type u_1) (C : Type u_3) [inst : CategoryTheory.Category.{u_4, u_1} J] [inst_1 : CategoryTheory.Category.{u_2, u_3} C] [inst_2 : CategoryTheory.Limits.HasZeroMorphisms C] {X Y : CategoryTheory.ShortComplex (CategoryTheory.Functor J C)} (f : X ⟶ Y), CategoryTheory.CategoryStruct.comp ((CategoryTheory....
null
false
UpperSet.instMax._proof_1
Mathlib.Order.UpperLower.CompleteLattice
∀ {α : Type u_1} [inst : LE α] (s t : UpperSet α), IsUpperSet (↑s ∩ ↑t)
null
false
AlgebraNorm.recOn
Mathlib.Analysis.Normed.Unbundled.AlgebraNorm
{R : Type u_1} → [inst : SeminormedCommRing R] → {S : Type u_2} → [inst_1 : Ring S] → [inst_2 : Algebra R S] → {motive : AlgebraNorm R S → Sort u} → (t : AlgebraNorm R S) → ((toRingNorm : RingNorm S) → (smul' : ∀ (a : R) (x : S), toRingNorm.toFun...
null
false
_private.Mathlib.Tactic.ClickSuggestions.Unfold.0.Mathlib.Tactic.ClickSuggestions.filteredUnfolds
Mathlib.Tactic.ClickSuggestions.Unfold
Lean.Expr → Lean.MetaM (Array Lean.Expr)
Return the consecutive unfoldings of `e` that are user friendly.
true
_private.Mathlib.GroupTheory.FreeGroup.Basic.0.FreeGroup.Red.Step.length.match_1_1
Mathlib.GroupTheory.FreeGroup.Basic
∀ {α : Type u_1} (motive : (x x_1 : List (α × Bool)) → FreeGroup.Red.Step x x_1 → Prop) (x x_1 : List (α × Bool)) (x_2 : FreeGroup.Red.Step x x_1), (∀ (L1 L2 : List (α × Bool)) (x : α) (b : Bool), motive (L1 ++ (x, b) :: (x, !b) :: L2) (L1 ++ L2) ⋯) → motive x x_1 x_2
null
false
Similar.index_map
Mathlib.Topology.MetricSpace.Similarity
∀ {ι : Type u_1} {ι' : Type u_2} {P₁ : Type u_3} {P₂ : Type u_4} {v₁ : ι → P₁} {v₂ : ι → P₂} [inst : PseudoEMetricSpace P₁] [inst_1 : PseudoEMetricSpace P₂], Similar v₁ v₂ → ∀ (f : ι' → ι), Similar (v₁ ∘ f) (v₂ ∘ f)
Change the index set ι to an index ι' that maps to ι.
true
AddMonoidAlgebra.domCongr._proof_3
Mathlib.Algebra.MonoidAlgebra.Basic
∀ (A : Type u_1) {M : Type u_2} {N : Type u_3} [inst : Semiring A] [inst_1 : AddMonoid M] [inst_2 : AddMonoid N] (e : M ≃+ N) (x y : AddMonoidAlgebra A M), (AddMonoidAlgebra.mapDomainRingEquiv A e).toFun (x + y) = (AddMonoidAlgebra.mapDomainRingEquiv A e).toFun x + (AddMonoidAlgebra.mapDomainRingEquiv A e).toFu...
null
false
Finset.neg_smul_finset
Mathlib.Algebra.Ring.Action.Pointwise.Finset
∀ {R : Type u_1} {G : Type u_2} [inst : Ring R] [inst_1 : AddCommGroup G] [inst_2 : Module R G] [inst_3 : DecidableEq G] {t : Finset G} {a : R}, -a • t = -(a • t)
null
true
NonarchimedeanAddGroup
Mathlib.Topology.Algebra.Nonarchimedean.Basic
(G : Type u_1) → [AddGroup G] → [TopologicalSpace G] → Prop
A topological additive group is nonarchimedean if every neighborhood of 0 contains an open subgroup.
true
Ideal.IsMaximal.ne_bot_of_isIntegral_int
Mathlib.RingTheory.IntegralClosure.IsIntegralClosure.Basic
∀ {R : Type u_1} [inst : CommRing R] [CharZero R] [Algebra.IsIntegral ℤ R] (I : Ideal R) [I.IsMaximal], I ≠ ⊥
null
true
HomogeneousLocalization.AtPrime
Mathlib.RingTheory.GradedAlgebra.HomogeneousLocalization
{ι : Type u_1} → {A : Type u_2} → {σ : Type u_3} → [inst : CommRing A] → [SetLike σ A] → (ι → σ) → (𝔭 : Ideal A) → [𝔭.IsPrime] → Type (max u_1 u_2)
Localizing a ring homogeneously at a prime ideal.
true
_private.Mathlib.RingTheory.Ideal.Maps.0.Ideal.map_eq_image_of_surjective._proof_1_1
Mathlib.RingTheory.Ideal.Maps
∀ {R : Type u_2} {S : Type u_1} {F : Type u_3} [inst : Semiring R] [inst_1 : Semiring S] [inst_2 : FunLike F R S] (f : F) {I : Ideal R} [RingHomClass F R S], Function.Surjective ⇑f → ↑(Ideal.map f I) = ⇑f '' ↑I
null
false
LinearPMap.sSup_le
Mathlib.LinearAlgebra.LinearPMap
∀ {R : Type u_1} {S : Type u_2} [inst : Ring R] [inst_1 : Ring S] {σ : R →+* S} {E : Type u_4} [inst_2 : AddCommGroup E] [inst_3 : Module R E] {F : Type u_5} [inst_4 : AddCommGroup F] [inst_5 : Module S F] {c : Set (E →ₛₗ.[σ] F)} (hc : DirectedOn (fun x1 x2 => x1 ≤ x2) c) {g : E →ₛₗ.[σ] F}, (∀ f ∈ c, f ≤ g) → Linea...
null
true
Mathlib.Linter.TextBased.ErrorFormat.rec
Mathlib.Tactic.Linter.TextBased
{motive : Mathlib.Linter.TextBased.ErrorFormat → Sort u} → motive Mathlib.Linter.TextBased.ErrorFormat.humanReadable → motive Mathlib.Linter.TextBased.ErrorFormat.exceptionsFile → motive Mathlib.Linter.TextBased.ErrorFormat.github → (t : Mathlib.Linter.TextBased.ErrorFormat) → motive t
null
false
Std.IterM.mapM.eq_1
Init.Data.Iterators.Lemmas.Combinators.Monadic.FilterMap
∀ {α β γ : Type w} {m : Type w → Type w'} {n : Type w → Type w''} [inst : Std.Iterator α m β] [inst_1 : Monad n] [inst_2 : MonadAttach n] [inst_3 : MonadLiftT m n] (f : β → n γ) (it : Std.IterM m β), Std.IterM.mapM f it = Std.IterM.mapWithPostcondition (fun b => Std.Iterators.PostconditionT.attachLift (f b)) it
null
true
unitInterval.symm_lt_comm
Mathlib.Topology.UnitInterval
∀ {i j : ↑unitInterval}, unitInterval.symm i < j ↔ unitInterval.symm j < i
null
true
RelSeries.mem_toList._simp_1
Mathlib.Order.RelSeries
∀ {α : Type u_1} {r : SetRel α α} {s : RelSeries r} {x : α}, (x ∈ s.toList) = (x ∈ s)
null
false
Set.mem_image_equiv._simp_1
Mathlib.Logic.Equiv.Set
∀ {α : Type u_3} {β : Type u_4} {S : Set α} {f : α ≃ β} {x : β}, (x ∈ ⇑f '' S) = (f.symm x ∈ S)
null
false
AddCommGroup.toDivisionAddCommMonoid.eq_1
Mathlib.Algebra.Group.Defs
∀ {G : Type u_1} [inst : AddCommGroup G], AddCommGroup.toDivisionAddCommMonoid = { toSubNegMonoid := inst.toSubNegMonoid, neg_neg := ⋯, neg_add_rev := ⋯, neg_eq_of_add := ⋯, add_comm := ⋯ }
null
true
_private.Batteries.Data.BinaryHeap.Lemmas.0.Batteries.BinaryHeap.mkHeap.loop.match_1.eq_1
Batteries.Data.BinaryHeap.Lemmas
∀ {α : Type u_1} {sz : ℕ} (motive : (x : ℕ) → Vector α sz → x ≤ sz → Sort u_2) (a : Vector α sz) (x : 0 ≤ sz) (h_1 : (a : Vector α sz) → (x : 0 ≤ sz) → motive 0 a x) (h_2 : (i : ℕ) → (a : Vector α sz) → (h : i + 1 ≤ sz) → motive i.succ a h), (match 0, a, x with | 0, a, x => h_1 a x | i.succ, a, h => h_2 i...
null
true
MonoidAlgebra.lift
Mathlib.Algebra.MonoidAlgebra.Basic
(R : Type u_1) → (A : Type u_4) → (M : Type u_7) → [inst : CommSemiring R] → [inst_1 : Semiring A] → [inst_2 : Algebra R A] → [inst_3 : Monoid M] → (M →* A) ≃ (MonoidAlgebra R M →ₐ[R] A)
Any monoid homomorphism `M →* A` can be lifted to an algebra homomorphism `R[M] →ₐ[R] A`.
true
CategoryTheory.Pseudofunctor.StrongTrans.naturality_comp_inv
Mathlib.CategoryTheory.Bicategory.NaturalTransformation.Pseudo
∀ {B : Type u₁} [inst : CategoryTheory.Bicategory B] {C : Type u₂} [inst_1 : CategoryTheory.Bicategory C] {F G : CategoryTheory.Pseudofunctor B C} (α : F ⟶ G) {a b c : B} (f : a ⟶ b) (g : b ⟶ c), (α.naturality (CategoryTheory.CategoryStruct.comp f g)).inv = CategoryTheory.CategoryStruct.comp (CategoryTheory.Bic...
null
true
_private.Batteries.Data.Vector.Basic.0.Vector.scanrMFast.loop._unary
Batteries.Data.Vector.Basic
{m : Type u_1 → Type u_2} → {α : Type u_3} → {β : Type u_1} → {n : ℕ} → [Monad m] → (α → β → m β) → Vector α n → (n_usize : USize) → n_usize.toNat = n → (_ : β) ×' (i : USize) ×' (_ : i.toNat ≤ n) ×' Vector β (n + 1) → m (Vector β...
null
false
MeasureTheory.stoppedValue_stoppedProcess
Mathlib.Probability.Process.Stopping
∀ {Ω : Type u_1} {β : Type u_2} {ι : Type u_3} [inst : Nonempty ι] {u : ι → Ω → β} {τ σ : Ω → WithTop ι} [inst_1 : LinearOrder ι], MeasureTheory.stoppedValue (MeasureTheory.stoppedProcess u τ) σ = fun ω => if σ ω ≠ ⊤ then MeasureTheory.stoppedValue u (fun ω => min (σ ω) (τ ω)) ω else MeasureTheory.stoppedVa...
null
true
Set.nonempty_image_addRight_neg_inter_iff
Mathlib.Algebra.Group.Pointwise.Set.Basic
∀ {α : Type u_2} [inst : SubtractionMonoid α] {s t : Set α} {a : α}, ((fun x => x + -a) '' s ∩ t).Nonempty ↔ ((fun x => a + x) '' (-s) ∩ -t).Nonempty
null
true
Std.Slice.foldlM_toArray
Init.Data.Slice.Lemmas
∀ {γ : Type u} {α β : Type v} {m : Type u_1 → Type u_2} {δ : Type u_1} [inst : Monad m] [inst_1 : Std.ToIterator (Std.Slice γ) Id α β] [inst_2 : Std.Iterator α Id β] [inst_3 : Std.IteratorLoop α Id m] [Std.LawfulIteratorLoop α Id m] [Std.Iterators.Finite α Id] [LawfulMonad m] {s : Std.Slice γ} {init : δ} {f : δ →...
null
true
_private.Mathlib.Topology.Closure.0.exists_isClosed_iff.match_1_1
Mathlib.Topology.Closure
∀ {X : Type u_1} [inst : TopologicalSpace X] {p : Set X → Prop} (motive : (∃ t, IsClosed t ∧ p t) → Prop) (x : ∃ t, IsClosed t ∧ p t), (∀ (w : Set X) (h : IsClosed w ∧ p w), motive ⋯) → motive x
null
false
CategoryTheory.Pretriangulated.Triangle.functorIsoMk._proof_4
Mathlib.CategoryTheory.Triangulated.Basic
∀ {C : Type u_4} [inst : CategoryTheory.Category.{u_2, u_4} C] [inst_1 : CategoryTheory.HasShift C ℤ] {J : Type u_1} [inst_2 : CategoryTheory.Category.{u_3, u_1} J] (A B : CategoryTheory.Functor J (CategoryTheory.Pretriangulated.Triangle C)) (iso₁ : A.comp CategoryTheory.Pretriangulated.Triangle.π₁ ≅ B.comp Categ...
null
false
CategoryTheory.Subobject.isoOfEq._proof_4
Mathlib.CategoryTheory.Subobject.Basic
∀ {C : Type u_2} [inst : CategoryTheory.Category.{u_1, u_2} C] {B : C} (X Y : CategoryTheory.Subobject B) (h : X = Y), CategoryTheory.CategoryStruct.comp (Y.ofLE X ⋯) (X.ofLE Y ⋯) = CategoryTheory.CategoryStruct.id (CategoryTheory.Subobject.underlying.obj Y)
null
false
LinearMap.instDistribMulActionDomMulActOfSMulCommClass._proof_3
Mathlib.Algebra.Module.LinearMap.Basic
∀ {R : Type u_4} {R' : Type u_5} {M : Type u_3} {M' : Type u_2} [inst : Semiring R] [inst_1 : Semiring R'] [inst_2 : AddCommMonoid M] [inst_3 : AddCommMonoid M'] [inst_4 : Module R M] [inst_5 : Module R' M'] {σ₁₂ : R →+* R'} {S' : Type u_1} [inst_6 : Monoid S'] [inst_7 : DistribMulAction S' M] [inst_8 : SMulCommCla...
null
false
Matrix.blockDiagonal'_zero
Mathlib.Data.Matrix.Block
∀ {o : Type u_4} {m' : o → Type u_7} {n' : o → Type u_8} {α : Type u_11} [inst : DecidableEq o] [inst_1 : Zero α], Matrix.blockDiagonal' 0 = 0
null
true
selfAdjoint.submodule
Mathlib.Algebra.Star.Module
(R : Type u_1) → (A : Type u_2) → [inst : Semiring R] → [inst_1 : StarMul R] → [TrivialStar R] → [inst_3 : AddCommGroup A] → [inst_4 : Module R A] → [inst_5 : StarAddMonoid A] → [StarModule R A] → Submodule R A
The self-adjoint elements of a star module, as a submodule.
true
LieEquiv.coe_toLieHom
Mathlib.Algebra.Lie.Basic
∀ {R : Type u} {L₁ : Type v} {L₂ : Type w} [inst : CommRing R] [inst_1 : LieRing L₁] [inst_2 : LieRing L₂] [inst_3 : LieAlgebra R L₁] [inst_4 : LieAlgebra R L₂] (e : L₁ ≃ₗ⁅R⁆ L₂), ⇑e.toLieHom = ⇑e
null
true
CategoryTheory.MorphismProperty.LeftFraction₃.recOn
Mathlib.CategoryTheory.Localization.CalculusOfFractions.Fractions
{C : Type u_1} → [inst : CategoryTheory.Category.{v_1, u_1} C] → {W : CategoryTheory.MorphismProperty C} → {X Y : C} → {motive : W.LeftFraction₃ X Y → Sort u} → (t : W.LeftFraction₃ X Y) → ({Y' : C} → (f f' f'' : X ⟶ Y') → (s : Y ⟶ Y') → (hs : ...
null
false
List.subset_replicate
Init.Data.List.Sublist
∀ {α : Type u_1} {n : ℕ} {a : α} {l : List α}, n ≠ 0 → (l ⊆ List.replicate n a ↔ ∀ x ∈ l, x = a)
null
true
_private.Lean.Elab.DocString.0.Lean.Doc.ModuleDocstringState._sizeOf_inst
Lean.Elab.DocString
SizeOf Lean.Doc.ModuleDocstringState✝
null
false
CategoryTheory.Pseudofunctor.whiskerRight_mapId_hom_app_assoc
Mathlib.CategoryTheory.Bicategory.Functor.Pseudofunctor
∀ {B : Type u_1} [inst : CategoryTheory.Bicategory B] (F : CategoryTheory.Pseudofunctor B CategoryTheory.Cat) {a b : B} (f : a ⟶ b) (X : ↑(F.obj a)) {Z : ↑(F.obj b)} (h : (F.map f).toFunctor.obj ((CategoryTheory.CategoryStruct.id (F.obj a)).toFunctor.obj X) ⟶ Z), CategoryTheory.CategoryStruct.comp ((F.map f).toFu...
null
true
Lean.Meta.Simp.Result.mk._flat_ctor
Lean.Meta.Tactic.Simp.Types
Lean.Expr → Option Lean.Expr → Bool → Lean.Meta.Simp.Result
null
false
List.getElem_swap_of_ne
Batteries.Data.List.Lemmas
∀ {α : Type u_1} {xs : List α} {i j k : ℕ}, k ≠ i → k ≠ j → ∀ (hk : k < (xs.swap i j).length), (xs.swap i j)[k] = xs[k]
null
true
AdjoinRoot.algHomOfDvd._proof_1
Mathlib.RingTheory.AdjoinRoot
∀ (R : Type u_2) {S : Type u_1} [inst : CommRing R] [inst_1 : CommRing S] [inst_2 : Algebra R S] (f g : Polynomial S), g ∣ f → g ∣ Polynomial.map (↑(AlgHom.id R S)) f
null
false
Substring.Raw.noConfusion
Init.Prelude
{P : Sort u} → {t t' : Substring.Raw} → t = t' → Substring.Raw.noConfusionType P t t'
null
false
Finset.symmDiff_nonempty
Mathlib.Data.Finset.SymmDiff
∀ {α : Type u_1} [inst : DecidableEq α] {s t : Finset α}, (symmDiff s t).Nonempty ↔ s ≠ t
null
true
_private.Mathlib.CategoryTheory.Limits.Shapes.Pullback.PullbackObjObj.0.CategoryTheory.Functor.PullbackObjObj.mapArrowRight._proof_1
Mathlib.CategoryTheory.Limits.Shapes.Pullback.PullbackObjObj
∀ {C₁ : Type u_5} {C₂ : Type u_2} {C₃ : Type u_6} [inst : CategoryTheory.Category.{u_3, u_5} C₁] [inst_1 : CategoryTheory.Category.{u_1, u_2} C₂] [inst_2 : CategoryTheory.Category.{u_4, u_6} C₃] {G : CategoryTheory.Functor C₁ᵒᵖ (CategoryTheory.Functor C₃ C₂)} {f₁ : CategoryTheory.Arrow C₁} {f₃ f₃' : CategoryTheor...
null
false
MonotoneOn.image_lowerBounds_subset_lowerBounds_image
Mathlib.Order.Bounds.Image
∀ {α : Type u} {β : Type v} [inst : Preorder α] [inst_1 : Preorder β] {f : α → β} {s t : Set α}, MonotoneOn f t → s ⊆ t → f '' (lowerBounds s ∩ t) ⊆ lowerBounds (f '' s)
null
true
CategoryTheory.Limits.pullbackConeEquivBinaryFan._proof_15
Mathlib.CategoryTheory.Limits.Constructions.Over.Products
∀ {C : Type u_2} [inst : CategoryTheory.Category.{u_1, u_2} C] {X Y Z : C} {f : Y ⟶ X} {g : Z ⟶ X} (X_1 : CategoryTheory.Limits.BinaryFan (CategoryTheory.Over.mk f) (CategoryTheory.Over.mk g)), (({ obj := fun c => CategoryTheory.Limits.PullbackCone.mk (CategoryTheory.Over.Hom.left ...
null
false
Metric.infDist_le_hausdorffDist_of_mem
Mathlib.Topology.MetricSpace.HausdorffDistance
∀ {α : Type u} [inst : PseudoMetricSpace α] {s t : Set α} {x : α}, x ∈ s → Metric.hausdorffEDist s t ≠ ⊤ → Metric.infDist x t ≤ Metric.hausdorffDist s t
The distance to a set is controlled by the Hausdorff distance.
true
Mathlib.Tactic.modifyLocalContext
Mathlib.Util.Tactic
{m : Type → Type} → [Lean.MonadMCtx m] → Lean.MVarId → (Lean.LocalContext → Lean.LocalContext) → m Unit
`modifyLocalContext mvarId f` updates the local context of the metavariable `mvarId` with `f`. The new local context must contain the same fvars as the old local context and the types (and values, if any) of the fvars in the new local context must be defeq to their equivalents in the old local context. If `mvarId` doe...
true
inv_mul'
Mathlib.Algebra.Group.Basic
∀ {α : Type u_1} [inst : DivisionCommMonoid α] (a b : α), (a * b)⁻¹ = a⁻¹ / b
null
true
Array.reverse_eq_append_iff._simp_1
Init.Data.Array.Lemmas
∀ {α : Type u_1} {xs ys zs : Array α}, (xs.reverse = ys ++ zs) = (xs = zs.reverse ++ ys.reverse)
null
false
ContinuousOn.cfcₙ._auto_1
Mathlib.Analysis.CStarAlgebra.ContinuousFunctionalCalculus.Continuity
Lean.Syntax
null
false
Prod.instGeneralizedBooleanAlgebra._proof_4
Mathlib.Order.BooleanAlgebra.Basic
∀ {α : Type u_1} {β : Type u_2} [inst : GeneralizedBooleanAlgebra α] [inst_1 : GeneralizedBooleanAlgebra β] (x x_1 : α × β), x ⊓ x_1 ⊔ x \ x_1 = x
null
false
MinTropical.instMonoidOfAddMonoid._proof_1
Mathlib.Algebra.Tropical.Basic
∀ {R : Type u_1} [inst : AddMonoid R] (x : MinTropical R), MinTropical.untrop (x ^ 0) = MinTropical.untrop 1
null
false
CategoryTheory.IsPullback.rec
Mathlib.CategoryTheory.Limits.Shapes.Pullback.IsPullback.Defs
{C : Type u₁} → [inst : CategoryTheory.Category.{v₁, u₁} C] → {P X Y Z : C} → {fst : P ⟶ X} → {snd : P ⟶ Y} → {f : X ⟶ Z} → {g : Y ⟶ Z} → {motive : CategoryTheory.IsPullback fst snd f g → Sort u} → ((toCommSq : CategoryTheory.CommSq fst snd f g) → ...
null
false
_private.Batteries.Util.ProofWanted.0.elabWanted.match_7
Batteries.Util.ProofWanted
(motive : Lean.TSyntax `ident × WantedRefInfo✝ → Sort u_1) → (x : Lean.TSyntax `ident × WantedRefInfo✝) → ((hyp : Lean.TSyntax `ident) → (refInfo : WantedRefInfo✝) → motive (hyp, refInfo)) → motive x
null
false
StrongDual.toLpₗ.eq_1
Mathlib.Probability.Moments.CovarianceBilinDual
∀ {E : Type u_1} [inst : NormedAddCommGroup E] {mE : MeasurableSpace E} {𝕜 : Type u_2} [inst_1 : NontriviallyNormedField 𝕜] [inst_2 : NormedSpace 𝕜 E] (μ : MeasureTheory.Measure E) (p : ENNReal), StrongDual.toLpₗ μ p = if h_Lp : MeasureTheory.MemLp id p μ then { toFun := fun L => MeasureTheory.MemLp.to...
null
true
CategoryTheory.GradedObject.mapTrifunctor._proof_8
Mathlib.CategoryTheory.GradedObject.Trifunctor
∀ {C₁ : Type u_2} {C₂ : Type u_4} {C₃ : Type u_5} {C₄ : Type u_9} [inst : CategoryTheory.Category.{u_3, u_2} C₁] [inst_1 : CategoryTheory.Category.{u_10, u_4} C₂] [inst_2 : CategoryTheory.Category.{u_11, u_5} C₃] [inst_3 : CategoryTheory.Category.{u_8, u_9} C₄] (F : CategoryTheory.Functor C₁ (CategoryTheory.Funct...
null
false
Multiset.foldl_add
Mathlib.Data.Multiset.MapFold
∀ {α : Type u_1} {β : Type v} (f : β → α → β) [inst : RightCommutative f] (b : β) (s t : Multiset α), Multiset.foldl f b (s + t) = Multiset.foldl f (Multiset.foldl f b s) t
null
true
CategoryTheory.Limits.FormalCoproduct.evalCompInclIsoId._proof_2
Mathlib.CategoryTheory.Limits.FormalCoproducts.Basic
∀ (C : Type u_4) [inst : CategoryTheory.Category.{u_3, u_4} C] (A : Type u_2) [inst_1 : CategoryTheory.Category.{u_1, u_2} A] [inst_2 : CategoryTheory.Limits.HasCoproducts A] (F : CategoryTheory.Functor C A) (x : C), CategoryTheory.CategoryStruct.comp (CategoryTheory.Limits.Sigma.desc fun x_1 => Cat...
null
false
FreeMagma.of.elim
Mathlib.Algebra.Free
{α : Type u} → {motive : FreeMagma α → Sort u_1} → (t : FreeMagma α) → t.ctorIdx = 0 → ((a : α) → motive (FreeMagma.of a)) → motive t
null
false
Std.ExtTreeSet.get_union_of_not_mem_left
Std.Data.ExtTreeSet.Lemmas
∀ {α : Type u} {cmp : α → α → Ordering} {t₁ t₂ : Std.ExtTreeSet α cmp} [inst : Std.TransCmp cmp] {k : α} (not_mem : k ∉ t₁) {h' : k ∈ t₁ ∪ t₂}, (t₁ ∪ t₂).get k h' = t₂.get k ⋯
null
true
Int.toList_rco_eq_singleton_iff._simp_1
Init.Data.Range.Polymorphic.IntLemmas
∀ {k m n : ℤ}, ((m...n).toList = [k]) = (n = m + 1 ∧ m = k)
null
false
_private.Mathlib.Analysis.Complex.JensenFormula.0.AnalyticOnNhd.sum_divisor_le._simp_1_8
Mathlib.Analysis.Complex.JensenFormula
∀ {G₀ : Type u_3} [inst : GroupWithZero G₀] {a : G₀} (n : ℤ), a ≠ 0 → (a ^ n = 0) = False
null
false
Nat.descFactorial_self._f
Mathlib.Data.Nat.Factorial.Basic
∀ (x : ℕ) (f : Nat.below x), x.descFactorial x = x.factorial
null
false
CategoryTheory.WithTerminal.homFrom
Mathlib.CategoryTheory.WithTerminal.Basic
{C : Type u} → [inst : CategoryTheory.Category.{v, u} C] → (X : C) → CategoryTheory.WithTerminal.incl.obj X ⟶ CategoryTheory.WithTerminal.star
Constructs a morphism to `star` from `of X`.
true
Prop.instDistribLattice
Mathlib.Order.PropInstances
DistribLattice Prop
Propositions form a distributive lattice.
true
_private.Mathlib.Topology.Sets.CompactOpenCovered.0.IsCompactOpenCovered.of_isCompact_of_forall_exists_isCompactOpenCovered._proof_1_3
Mathlib.Topology.Sets.CompactOpenCovered
∀ {S : Type u_1} [inst : TopologicalSpace S] {U : Set S} (Us : (x : S) → x ∈ U → Set S), (∀ (x : S) (a : x ∈ U), Us x a ⊆ U) → ∀ (x : S) (U_1 : Set S), IsOpen U_1 → ∀ (x_1 : S) (x_2 : x_1 ∈ U), Us x_1 ⋯ = U_1 → x ∈ U_1 → x ∈ U
null
false
_private.Mathlib.Algebra.Category.MonCat.FilteredColimits.0.MonCat.FilteredColimits.colimit_mul_mk_eq._simp_1_1
Mathlib.Algebra.Category.MonCat.FilteredColimits
∀ {C : Type u} {inst : CategoryTheory.Category.{v, u} C} {FC : outParam (C → C → Type u_1)} {CC : outParam (C → Type w)} {inst_1 : outParam ((X Y : C) → FunLike (FC X Y) (CC X) (CC Y))} [self : CategoryTheory.ConcreteCategory C FC] {X Y Z : C} (f : X ⟶ Y) (g : Y ⟶ Z) (x : CC X), (CategoryTheory.ConcreteCategory.h...
null
false
_private.Std.Data.DTreeMap.Internal.Lemmas.0.Std.DTreeMap.Internal.Impl.head?_keys._simp_1_4
Std.Data.DTreeMap.Internal.Lemmas
∀ {α : Type u} {β : α → Type v} {t t' : Std.DTreeMap.Internal.Impl α β}, t.Equiv t' = t.toListModel.Perm t'.toListModel
null
false
comap_prime
Mathlib.Algebra.Prime.Lemmas
∀ {M : Type u_1} {N : Type u_2} [inst : CommMonoidWithZero M] [inst_1 : CommMonoidWithZero N] {F : Type u_3} {G : Type u_4} [inst_2 : FunLike F M N] [MonoidWithZeroHomClass F M N] [inst_4 : FunLike G N M] [MulHomClass G N M] (f : F) (g : G) {p : M}, (∀ (a : M), g (f a) = a) → Prime (f p) → Prime p
null
true
isUnit_unop
Mathlib.Algebra.Group.Units.Opposite
∀ {M : Type u_1} [inst : Monoid M] {m : Mᵐᵒᵖ}, IsUnit (MulOpposite.unop m) ↔ IsUnit m
null
true
_private.Mathlib.Analysis.SpecialFunctions.Trigonometric.DerivHyp.0.Real.differentiable_iteratedDeriv_sinh.match_1_1
Mathlib.Analysis.SpecialFunctions.Trigonometric.DerivHyp
∀ (motive : ℕ → Prop) (n : ℕ), (∀ (_ : Unit), motive 0) → (∀ (_ : Unit), motive 1) → (∀ (n : ℕ), motive n.succ.succ) → motive n
null
false
HomotopicalAlgebra.PrepathObject.trans_ι
Mathlib.AlgebraicTopology.ModelCategory.PathObject
∀ {C : Type u} [inst : CategoryTheory.Category.{v, u} C] {A : C} (P P' : HomotopicalAlgebra.PrepathObject A) [inst_1 : CategoryTheory.Limits.HasPullback P.p₁ P'.p₀], (P.trans P').ι = CategoryTheory.Limits.pullback.lift P.ι P'.ι ⋯
null
true
_private.Mathlib.Combinatorics.SimpleGraph.Connectivity.Connected.0.SimpleGraph.Reachable.mem_subgraphVerts.aux
Mathlib.Combinatorics.SimpleGraph.Connectivity.Connected
∀ {V : Type u} {G : SimpleGraph V} {v : V} {H : G.Subgraph}, (∀ v ∈ H.verts, ∀ (w : V), G.Adj v w → H.Adj v w) → ∀ {v' : V}, v' ∈ H.verts → ∀ (p : G.Walk v' v), v ∈ H.verts
null
true
CompleteLinearOrder.toDecidableLE
Mathlib.Order.CompleteLattice.Defs
{α : Type u_4} → [self : CompleteLinearOrder α] → DecidableLE α
In a linearly ordered type, we assume the order relations are all decidable.
true
FiberBundleCore.mem_localTrivAt_source._simp_1
Mathlib.Topology.FiberBundle.Basic
∀ {ι : Type u_1} {B : Type u_2} {F : Type u_3} [inst : TopologicalSpace B] [inst_1 : TopologicalSpace F] (Z : FiberBundleCore ι B F) (p : Z.TotalSpace) (b : B), (p ∈ (Z.localTrivAt b).source) = (p.proj ∈ (Z.localTrivAt b).baseSet)
null
false
complEDS₂_two
Mathlib.NumberTheory.EllipticDivisibilitySequence
∀ {R : Type u_1} [inst : CommRing R] (b c d : R), complEDS₂ b c d 2 = d
null
true
Std.ExtDHashMap.get_filter
Std.Data.ExtDHashMap.Lemmas
∀ {α : Type u} {x : BEq α} {x_1 : Hashable α} {β : α → Type v} {m : Std.ExtDHashMap α β} [inst : LawfulBEq α] {f : (a : α) → β a → Bool} {k : α} {h' : k ∈ Std.ExtDHashMap.filter f m}, (Std.ExtDHashMap.filter f m).get k h' = m.get k ⋯
null
true
MulEquiv.coprodCongr._proof_4
Mathlib.GroupTheory.Coprod.Basic
∀ {M : Type u_1} {N : Type u_2} [inst : MulOneClass M] [inst_1 : MulOneClass N], MonoidHomClass (N ≃* M) N M
null
false
NNReal.rpow_sub_natCast
Mathlib.Analysis.SpecialFunctions.Pow.NNReal
∀ {x : NNReal}, x ≠ 0 → ∀ (y : ℝ) (n : ℕ), x ^ (y - ↑n) = x ^ y / x ^ n
null
true
Quaternion.coe_ofComplex
Mathlib.Analysis.Quaternion
⇑Quaternion.ofComplex = Quaternion.coeComplex
null
true
PreAbstractSimplicialComplex.addSingletons._proof_1
Mathlib.AlgebraicTopology.SimplicialComplex.Basic
∀ (ι : Type u_1) (K : PreAbstractSimplicialComplex ι), IsRelLowerSet (K.faces ∪ {s | ∃ v, s = {v}}) Finset.Nonempty
null
false
CategoryTheory.Limits.IsColimit.OfNatIso.homOfCocone.eq_1
Mathlib.CategoryTheory.Limits.IsLimit
∀ {J : Type u₁} [inst : CategoryTheory.Category.{v₁, u₁} J] {C : Type u₃} [inst_1 : CategoryTheory.Category.{v₃, u₃} C] {F : CategoryTheory.Functor J C} {X : C} (h : F.cocones.CorepresentableBy X) (s : CategoryTheory.Limits.Cocone F), CategoryTheory.Limits.IsColimit.OfNatIso.homOfCocone h s = h.homEquiv.symm s.ι
null
true
Std.DTreeMap.get_erase
Std.Data.DTreeMap.Lemmas
∀ {α : Type u} {β : α → Type v} {cmp : α → α → Ordering} {t : Std.DTreeMap α β cmp} [inst : Std.TransCmp cmp] [inst_1 : Std.LawfulEqCmp cmp] {k a : α} {h' : a ∈ t.erase k}, (t.erase k).get a h' = t.get a ⋯
null
true
GradeMaxOrder.mk.noConfusion
Mathlib.Order.Grade
{𝕆 : Type u_5} → {α : Type u_6} → {inst : Preorder 𝕆} → {inst_1 : Preorder α} → {P : Sort u} → {toGradeOrder : GradeOrder 𝕆 α} → {isMax_grade : ∀ ⦃a : α⦄, IsMax a → IsMax (GradeOrder.grade a)} → {toGradeOrder' : GradeOrder 𝕆 α} → {isMax_grade' ...
null
false
MulSemiringAction.ctorIdx
Mathlib.Algebra.Ring.Action.Basic
{M : Type u} → {R : Type v} → {inst : Monoid M} → {inst_1 : Semiring R} → MulSemiringAction M R → ℕ
null
false
AffineSubspace.comap_mk'
Mathlib.LinearAlgebra.AffineSpace.AffineSubspace.Basic
∀ {k : Type u_1} {V₁ : Type u_2} {P₁ : Type u_3} {V₂ : Type u_4} {P₂ : Type u_5} [inst : Ring k] [inst_1 : AddCommGroup V₁] [inst_2 : Module k V₁] [inst_3 : AddTorsor V₁ P₁] [inst_4 : AddCommGroup V₂] [inst_5 : Module k V₂] [inst_6 : AddTorsor V₂ P₂] (f : P₁ →ᵃ[k] P₂) (p : P₁) (s : Submodule k V₂), AffineSubspace...
null
true
CategoryTheory.ComposableArrows.Precomp.obj₂₃
Mathlib.CategoryTheory.ComposableArrows.Basic
∀ {C : Type u_1} [inst : CategoryTheory.Category.{v_1, u_1} C] (F : CategoryTheory.ComposableArrows C 2) (X : C), CategoryTheory.ComposableArrows.Precomp.obj F X 3 = F.obj 2
null
true
Lean.LLVM.createModule
Lean.Compiler.IR.LLVMBindings
(ctx : Lean.LLVM.Context) → String → BaseIO (Lean.LLVM.Module ctx)
null
true