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2 classes
_private.Mathlib.Topology.Algebra.AsymptoticCone.0.zero_mem_asymptoticCone._simp_1_1
Mathlib.Topology.Algebra.AsymptoticCone
∀ {α : Type u} {s : Set α}, (¬s.Nonempty) = (s = ∅)
null
false
Set.image_subset_iff
Mathlib.Data.Set.Image
∀ {α : Type u_1} {β : Type u_2} {s : Set α} {t : Set β} {f : α → β}, f '' s ⊆ t ↔ s ⊆ f ⁻¹' t
image and preimage are a Galois connection
true
AlgebraicGeometry.Scheme.Opens.fromSpecStalkOfMem_toSpecΓ_assoc
Mathlib.AlgebraicGeometry.Stalk
∀ {X : AlgebraicGeometry.Scheme} (U : X.Opens) (x : ↥X) (hxU : x ∈ U) {Z : AlgebraicGeometry.Scheme} (h : AlgebraicGeometry.Spec (X.presheaf.obj (Opposite.op U)) ⟶ Z), CategoryTheory.CategoryStruct.comp (U.fromSpecStalkOfMem x hxU) (CategoryTheory.CategoryStruct.comp U.toSpecΓ h) = CategoryTheory.CategoryStruct...
null
true
ISize
Init.Data.SInt.Basic
Type
Signed integers that are the size of a word on the platform's architecture. On a 32-bit architecture, `ISize` is equivalent to `Int32`. On a 64-bit machine, it is equivalent to `Int64`. This type has special support in the compiler so it can be represented by an unboxed value.
true
CategoryTheory.Functor.structuredArrowMapCone._proof_1
Mathlib.CategoryTheory.Functor.KanExtension.Pointwise
∀ {C : Type u_3} {D : Type u_4} {H : Type u_6} [inst : CategoryTheory.Category.{u_1, u_3} C] [inst_1 : CategoryTheory.Category.{u_2, u_4} D] [inst_2 : CategoryTheory.Category.{u_5, u_6} H] (L : CategoryTheory.Functor C D) (F : CategoryTheory.Functor C H) (G : CategoryTheory.Functor D H) (α : L.comp G ⟶ F) (Y : D)...
null
false
MeasureTheory.tsum_meas_le_meas_iUnion_of_disjoint
Mathlib.MeasureTheory.Measure.MeasureSpace
∀ {α : Type u_1} {ι : Type u_8} {x : MeasurableSpace α} (μ : MeasureTheory.Measure α) {As : ι → Set α}, (∀ (i : ι), MeasurableSet (As i)) → Pairwise (Function.onFun Disjoint As) → ∑' (i : ι), μ (As i) ≤ μ (⋃ i, As i)
The measure of a disjoint union (even uncountable) of measurable sets is at least the sum of the measures of the sets.
true
ContinuousMap.Homotopy.affine_apply
Mathlib.Topology.Homotopy.Affine
∀ {X : Type u_1} {E : Type u_2} [inst : TopologicalSpace X] [inst_1 : AddCommGroup E] [inst_2 : TopologicalSpace E] [inst_3 : IsTopologicalAddGroup E] [inst_4 : Module ℝ E] [inst_5 : ContinuousSMul ℝ E] (f g : C(X, E)) (x : ↑unitInterval × X), (ContinuousMap.Homotopy.affine f g) x = (AffineMap.lineMap (f x.2) (g x....
null
true
_private.Lean.Meta.MkIffOfInductiveProp.0.Lean.Meta.constrToProp.match_3
Lean.Meta.MkIffOfInductiveProp
(motive : Option ℕ × Lean.Expr → Sort u_1) → (x : Option ℕ × Lean.Expr) → ((n : Option ℕ) → (r : Lean.Expr) → motive (n, r)) → motive x
null
false
SubMulAction.ofStabilizer.conjMap._proof_4
Mathlib.GroupTheory.GroupAction.SubMulAction.OfStabilizer
∀ {G : Type u_2} [inst : Group G] {α : Type u_1} [inst_1 : MulAction G α] {g : G} {a b : α}, b = g • a → ∀ (x : ↥(MulAction.stabilizer G a)) (x_1 : ↥(SubMulAction.ofStabilizer G a)), g • ↑(x • x_1) ∈ {b} → False
null
false
RegularExpression.matches'.eq_def
Mathlib.Computability.RegularExpressions
∀ {α : Type u_1} (x : RegularExpression α), x.matches' = match x with | RegularExpression.zero => 0 | RegularExpression.epsilon => 1 | RegularExpression.char a => {[a]} | P.plus Q => P.matches' + Q.matches' | P.comp Q => P.matches' * Q.matches' | P.star => KStar.kstar P.matches'
null
true
TensorProduct.Neg.aux
Mathlib.LinearAlgebra.TensorProduct.Basic
(R : Type u_1) → [inst : CommSemiring R] → {M : Type u_2} → {N : Type u_3} → [inst_1 : AddCommGroup M] → [inst_2 : AddCommMonoid N] → [inst_3 : Module R M] → [inst_4 : Module R N] → TensorProduct R M N →ₗ[R] TensorProduct R M N
Auxiliary function to defining negation multiplication on tensor product.
true
_private.Init.Data.Array.Lemmas.0.Array.all_toList._simp_1_1
Init.Data.Array.Lemmas
∀ {α : Type u_1} {a : α} {l : List α}, (a ∈ l) = ∃ i, ∃ (h : i < l.length), l[i] = a
null
false
Lean.Parser.Tactic._aux_Init_Tactics___macroRules_Lean_Parser_Tactic_tacticStop__1
Init.Tactics
Lean.Macro
`stop` is a helper tactic for "discarding" the rest of a proof: it is defined as `repeat sorry`. It is useful when working on the middle of a complex proofs, and less messy than commenting the remainder of the proof.
false
CategoryTheory.eqToIso
Mathlib.CategoryTheory.EqToHom
{C : Type u₁} → [inst : CategoryTheory.Category.{v₁, u₁} C] → {X Y : C} → X = Y → (X ≅ Y)
An equality `X = Y` gives us an isomorphism `X ≅ Y`. It is typically better to use this, rather than rewriting by the equality then using `Iso.refl _` which usually leads to dependent type theory hell.
true
Finset.eventually_cocardinal_notMem
Mathlib.Order.Filter.Cocardinal
∀ {α : Type u} {c : Cardinal.{u}} {hreg : c.IsRegular} (s : Finset α), ∀ᶠ (x : α) in Filter.cocardinal α hreg, x ∉ s
null
true
Lean.Elab.instInhabitedDefView
Lean.Elab.DefView
Inhabited Lean.Elab.DefView
null
true
SSet.prodStdSimplex.objEquiv._proof_1
Mathlib.AlgebraicTopology.SimplicialSet.ProdStdSimplex
∀ {p q n : ℕ} (x : (CategoryTheory.MonoidalCategoryStruct.tensorObj (SSet.stdSimplex.obj { len := p }) (SSet.stdSimplex.obj { len := q })).obj (Opposite.op { len := n })), (SSet.stdSimplex.objEquiv.symm (SimplexCategory.Hom.mk (OrderHom.fst.comp (match x with ...
null
false
ZMod.charZero
Mathlib.Data.ZMod.Basic
CharZero (ZMod 0)
null
true
Std.TreeMap.Raw.toArray_filterMap
Std.Data.TreeMap.Raw.Lemmas
∀ {α : Type u} {β : Type v} {γ : Type w} {cmp : α → α → Ordering} {t : Std.TreeMap.Raw α β cmp} {f : α → β → Option γ}, t.WF → (Std.TreeMap.Raw.filterMap f t).toArray = Array.filterMap (fun p => Option.map (fun x => (p.1, x)) (f p.1 p.2)) t.toArray
null
true
star_mul_self_nonneg._simp_1
Mathlib.Algebra.Order.Star.Basic
∀ {R : Type u_1} [inst : NonUnitalSemiring R] [inst_1 : PartialOrder R] [inst_2 : StarRing R] [StarOrderedRing R] (r : R), (0 ≤ star r * r) = True
null
false
ENNReal.tendsto_inv_iff
Mathlib.Topology.Instances.ENNReal.Lemmas
∀ {G : Type w} {α : Type u} [inst : TopologicalSpace G] [inst_1 : InvolutiveInv G] [ContinuousInv G] {l : Filter α} {m : α → G} {a : G}, Filter.Tendsto (fun x => (m x)⁻¹) l (nhds a⁻¹) ↔ Filter.Tendsto m l (nhds a)
**Alias** of `tendsto_inv_iff`.
true
_private.Mathlib.Algebra.Homology.SpectralObject.HasSpectralSequence.0.CategoryTheory.Abelian.SpectralObject.SpectralSequenceDataCore._proof_11
Mathlib.Algebra.Homology.SpectralObject.HasSpectralSequence
∀ (r₀ r : ℤ), r₀ + -1 * r ≤ 0 → r₀ ≤ r
null
false
Multiset.dedup_cons_of_mem
Mathlib.Data.Multiset.Dedup
∀ {α : Type u_1} [inst : DecidableEq α] {a : α} {s : Multiset α}, a ∈ s → (a ::ₘ s).dedup = s.dedup
null
true
_private.Init.Data.String.Lemmas.Pattern.String.ForwardSearcher.0.String.Slice.Pattern.Model.ForwardSliceSearcher.prefixFunctionRecurrence_eq_prefixFunction._simp_1_5
Init.Data.String.Lemmas.Pattern.String.ForwardSearcher
∀ {k : ℕ} {pat : ByteArray} {stackPos : ℕ} {hst : stackPos < pat.size}, (String.Slice.Pattern.Model.ForwardSliceSearcher.prefixFunction✝ pat stackPos hst ≤ k) = ∀ (k' : ℕ), k < k' → k' ≤ stackPos → ¬String.Slice.Pattern.Model.ForwardSliceSearcher.PartialMatch✝ pat pat k' (stackPos + 1)
null
false
String.Pos.find?
Init.Data.String.Search
{ρ : Type} → {σ : String.Slice → Type} → [inst : (s : String.Slice) → Std.Iterator (σ s) Id (String.Slice.Pattern.SearchStep s)] → [(s : String.Slice) → Std.IteratorLoop (σ s) Id Id] → {s : String} → s.Pos → (pattern : ρ) → [String.Slice.Pattern.ToForwardSearcher pattern σ] → Option s.Pos
Finds the position of the first match of the pattern `pattern` in after the position `pos`. If there is no match `none` is returned. This function is generic over all currently supported patterns. Examples: * `("coffee tea water".startPos.find? Char.isWhitespace).map (·.get!) == some ' '` * `("tea".pos ⟨1⟩ (by deci...
true
_private.Lean.Parser.Term.0.Lean.Parser.Term.privateDecl._regBuiltin.Lean.Parser.Term.privateDecl.parenthesizer_11
Lean.Parser.Term
IO Unit
null
false
Besicovitch.SatelliteConfig.mk.inj
Mathlib.MeasureTheory.Covering.Besicovitch
∀ {α : Type u_1} {inst : MetricSpace α} {N : ℕ} {τ : ℝ} {c : Fin N.succ → α} {r : Fin N.succ → ℝ} {rpos : ∀ (i : Fin N.succ), 0 < r i} {h : Pairwise fun i j => r i ≤ dist (c i) (c j) ∧ r j ≤ τ * r i ∨ r j ≤ dist (c j) (c i) ∧ r i ≤ τ * r j} {hlast : ∀ i < Fin.last N, r i ≤ dist (c i) (c (Fin.last N)) ∧ r (Fin.las...
null
true
ProbabilityTheory.Kernel.withDensity_rnDeriv_of_subset_mutuallySingularSetSlice
Mathlib.Probability.Kernel.RadonNikodym
∀ {α : Type u_1} {γ : Type u_2} {mα : MeasurableSpace α} {mγ : MeasurableSpace γ} {κ η : ProbabilityTheory.Kernel α γ} [hαγ : MeasurableSpace.CountableOrCountablyGenerated α γ] [ProbabilityTheory.IsFiniteKernel κ] [inst : ProbabilityTheory.IsFiniteKernel η] {a : α} {s : Set γ}, s ⊆ κ.mutuallySingularSetSlice η a ...
null
true
Hindman.FS.brecOn
Mathlib.Combinatorics.Hindman
∀ {M : Type u_1} [inst : AddSemigroup M] {motive : (a : Stream' M) → (a_1 : M) → Hindman.FS a a_1 → Prop} {a : Stream' M} {a_1 : M} (t : Hindman.FS a a_1), (∀ (a : Stream' M) (a_2 : M) (t : Hindman.FS a a_2), Hindman.FS.below t → motive a a_2 t) → motive a a_1 t
null
true
CategoryTheory.yonedaCommRing._proof_8
Mathlib.CategoryTheory.Monoidal.Cartesian.Ring
∀ {C : Type u_2} [inst : CategoryTheory.Category.{u_1, u_2} C] [inst_1 : CategoryTheory.CartesianMonoidalCategory C] [inst_2 : CategoryTheory.BraidedCategory C] {X Y Z : CategoryTheory.CommRingObjCat C} (f : X ⟶ Y) (g : Y ⟶ Z), { app := fun X_1 => CommRingCat.ofHom { toFun := fun x => Catego...
null
false
CategoryTheory.ShortComplex.isLimitOfIsLimitπ
Mathlib.Algebra.Homology.ShortComplex.Limits
{J : Type u_1} → {C : Type u_2} → [inst : CategoryTheory.Category.{v_1, u_1} J] → [inst_1 : CategoryTheory.Category.{v_2, u_2} C] → [inst_2 : CategoryTheory.Limits.HasZeroMorphisms C] → {F : CategoryTheory.Functor J (CategoryTheory.ShortComplex C)} → (c : CategoryTheory.Limits....
If a cone with values in `ShortComplex C` is such that it becomes limit when we apply the three projections `ShortComplex C ⥤ C`, then it is limit.
true
Lean.PersistentHashMap.Entry.ctorElimType
Lean.Data.PersistentHashMap
{α : Type u} → {β : Type v} → {σ : Type w} → {motive : Lean.PersistentHashMap.Entry α β σ → Sort u_1} → ℕ → Sort (max 1 u_1 (imax (u + 1) (v + 1) u_1) (imax (w + 1) u_1))
null
false
Set.biInter_finsetSigma_univ'
Mathlib.Data.Fintype.Sigma
∀ {ι : Type u_1} {α : Type u_2} {κ : ι → Type u_3} [inst : (i : ι) → Fintype (κ i)] (s : Finset ι) (f : (i : ι) → κ i → Set α), ⋂ i ∈ s, ⋂ j, f i j = ⋂ ij ∈ s.sigma fun x => Finset.univ, f ij.fst ij.snd
null
true
SimpleGraph.TripartiteFromTriangles.Graph.in₂₁_iff._simp_1
Mathlib.Combinatorics.SimpleGraph.Triangle.Tripartite
∀ {α : Type u_1} {β : Type u_2} {γ : Type u_3} {t : Finset (α × β × γ)} {b : β} {c : γ}, (SimpleGraph.TripartiteFromTriangles.graph t).Adj (Sum3.in₂ c) (Sum3.in₁ b) = ∃ a, (a, b, c) ∈ t
null
false
_private.Mathlib.Lean.Meta.RefinedDiscrTree.Encode.0.Lean.Meta.RefinedDiscrTree.encodeExprWithEta.go._unsafe_rec
Mathlib.Lean.Meta.RefinedDiscrTree.Encode
Array (Array Lean.Meta.RefinedDiscrTree.Key × Lean.Meta.RefinedDiscrTree.LazyEntry) → Array (Array Lean.Meta.RefinedDiscrTree.Key) → Lean.MetaM (Array (Array Lean.Meta.RefinedDiscrTree.Key))
null
false
GradeMinOrder.recOn
Mathlib.Order.Grade
{𝕆 : Type u_5} → {α : Type u_6} → [inst : Preorder 𝕆] → [inst_1 : Preorder α] → {motive : GradeMinOrder 𝕆 α → Sort u} → (t : GradeMinOrder 𝕆 α) → ([toGradeOrder : GradeOrder 𝕆 α] → (isMin_grade : ∀ ⦃a : α⦄, IsMin a → IsMin (GradeOrder.grade a)) → ...
null
false
QuadraticModuleCat.instMonoidalCategoryStruct._proof_1
Mathlib.LinearAlgebra.QuadraticForm.QuadraticModuleCat.Monoidal
∀ {R : Type u_1} [inst : CommRing R], SMulCommClass R R R
null
false
LinearPMap.sSup
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 ...
For a family of (semi)linear maps with a directed domains such that the one defined on a larger domain restricts to the one defined on the smaller domain, this defines the (semi)linear map defined on the union of the domains extending all the (semi)linear maps in the family.
true
Aesop.RulePatternIndex.recOn
Aesop.Index.RulePattern
{motive : Aesop.RulePatternIndex → Sort u} → (t : Aesop.RulePatternIndex) → ((tree : Lean.Meta.DiscrTree Aesop.RulePatternIndex.Entry) → (isEmpty : Bool) → motive { tree := tree, isEmpty := isEmpty }) → motive t
null
false
AddOpposite.one_le_op._simp_1
Mathlib.Algebra.Order.Group.Opposite
∀ {α : Type u_1} [inst : CommMonoid α] [inst_1 : PartialOrder α] {a : α}, (1 ≤ AddOpposite.op a) = (1 ≤ a)
null
false
CategoryTheory.GrothendieckTopology.instIsGeneratedByOneHypercovers
Mathlib.CategoryTheory.Sites.Hypercover.IsSheaf
∀ {C : Type u} [inst : CategoryTheory.Category.{v, u} C] (J : CategoryTheory.GrothendieckTopology C), J.IsGeneratedByOneHypercovers
null
true
_private.Mathlib.Order.OrderIsoNat.0.RelEmbedding.wellFounded_iff_isEmpty.match_1_1
Mathlib.Order.OrderIsoNat
∀ {α : Type u_1} {r : α → α → Prop} (motive : WellFounded r → Prop) (x : WellFounded r), (∀ (h : ∀ (a : α), Acc r a), motive ⋯) → motive x
null
false
CategoryTheory.linearYoneda_map_app
Mathlib.CategoryTheory.Linear.Yoneda
∀ (R : Type w) [inst : Ring R] (C : Type u) [inst_1 : CategoryTheory.Category.{v, u} C] [inst_2 : CategoryTheory.Preadditive C] [inst_3 : CategoryTheory.Linear R C] {X₁ X₂ : C} (f : X₁ ⟶ X₂) (Y : Cᵒᵖ), ((CategoryTheory.linearYoneda R C).map f).app Y = ModuleCat.ofHom (CategoryTheory.Linear.rightComp R (Opposite...
null
true
CommSemiRingCat.instConcreteCategoryRingHomCarrier
Mathlib.Algebra.Category.Ring.Basic
CategoryTheory.ConcreteCategory CommSemiRingCat fun R S => ↑R →+* ↑S
null
true
Std.DTreeMap.Internal.Impl.getKeyLT._f
Std.Data.DTreeMap.Internal.Queries
{α : Type u} → {β : α → Type v} → [inst : Ord α] → [Std.TransOrd α] → (k : α) → (x : Std.DTreeMap.Internal.Impl α β) → Std.DTreeMap.Internal.Impl.below (motive := fun x => x.Ordered → (∃ a ∈ x, compare a k = Ordering.lt) → α) x → x.Ordered → (∃ a ∈...
null
false
Polynomial.Chebyshev.S_two_mul_complex_cosh
Mathlib.Analysis.SpecialFunctions.Trigonometric.Chebyshev.Basic
∀ (θ : ℂ) (n : ℤ), Polynomial.eval (2 * Complex.cosh θ) (Polynomial.Chebyshev.S ℂ n) * Complex.sinh θ = Complex.sinh ((↑n + 1) * θ)
The `n`-th rescaled Chebyshev polynomial of the second kind (Vieta–Fibonacci polynomial) evaluates on `2 * cosh θ` to the value `sinh ((n + 1) * θ) / sinh θ`.
true
Pi.instPNatPowAssoc
Mathlib.Algebra.Group.PNatPowAssoc
∀ {ι : Type u_2} {α : ι → Type u_3} [inst : (i : ι) → Mul (α i)] [inst_1 : (i : ι) → Pow (α i) ℕ+] [∀ (i : ι), PNatPowAssoc (α i)], PNatPowAssoc ((i : ι) → α i)
null
true
NumberField.InfinitePlace.embedding_of_isReal_apply
Mathlib.NumberTheory.NumberField.InfinitePlace.Basic
∀ {K : Type u_1} [inst : Field K] {w : NumberField.InfinitePlace K} (hw : w.IsReal) (x : K), ↑((NumberField.InfinitePlace.embedding_of_isReal hw) x) = w.embedding x
null
true
Std.HashMap.contains_keysArray
Std.Data.HashMap.Lemmas
∀ {α : Type u} {β : Type v} {x : BEq α} {x_1 : Hashable α} {m : Std.HashMap α β} [EquivBEq α] [LawfulHashable α] {k : α}, m.keysArray.contains k = m.contains k
null
true
AddGrpCat.addGroupObj._aux_1
Mathlib.Algebra.Category.Grp.Limits
{J : Type u_3} → [inst : CategoryTheory.Category.{u_2, u_3} J] → (F : CategoryTheory.Functor J AddGrpCat) → (j : J) → Add ((F.comp (CategoryTheory.forget AddGrpCat)).obj j)
null
false
Lean.KeyedDeclsAttribute.noConfusionType
Lean.KeyedDeclsAttribute
Sort u → {γ : Type} → Lean.KeyedDeclsAttribute γ → {γ' : Type} → Lean.KeyedDeclsAttribute γ' → Sort u
null
false
Lean.Elab.Do.elabNestedAction
Lean.Elab.Do.Basic
Lean.Elab.Term.TermElab
null
true
ContinuousInv.measurableInv
Mathlib.MeasureTheory.Constructions.BorelSpace.Basic
∀ {γ : Type u_3} [inst : TopologicalSpace γ] [inst_1 : MeasurableSpace γ] [BorelSpace γ] [inst_3 : Inv γ] [ContinuousInv γ], MeasurableInv γ
null
true
WType.Listα.cons
Mathlib.Data.W.Constructions
{γ : Type u} → γ → WType.Listα γ
null
true
_private.Lean.Meta.Tactic.SplitIf.0.Lean.Meta.initFn._@.Lean.Meta.Tactic.SplitIf.3526097586._hygCtx._hyg.2
Lean.Meta.Tactic.SplitIf
IO Unit
null
false
Homotopy.compLeftId
Mathlib.Algebra.Homology.Homotopy
{ι : Type u_1} → {V : Type u} → [inst : CategoryTheory.Category.{v, u} V] → [inst_1 : CategoryTheory.Preadditive V] → {c : ComplexShape ι} → {C D : HomologicalComplex V c} → {f : D ⟶ D} → Homotopy f (CategoryTheory.CategoryStruct.id D) → (g : C ⟶ D...
a variant of `Homotopy.compLeft` useful for dealing with homotopy equivalences.
true
CategoryTheory.Join.mapWhiskerRight_rightUnitor_hom
Mathlib.CategoryTheory.Join.Pseudofunctor
∀ {A : Type u_1} {B : Type u_2} (C : Type u_3) [inst : CategoryTheory.Category.{v_1, u_1} A] [inst_1 : CategoryTheory.Category.{v_2, u_2} B] [inst_2 : CategoryTheory.Category.{v_3, u_3} C] (F : CategoryTheory.Functor A B), CategoryTheory.Join.mapWhiskerRight F.rightUnitor.hom (CategoryTheory.Functor.id C) = C...
null
true
Std.TreeMap.Raw._sizeOf_inst
Std.Data.TreeMap.Raw.Basic
(α : Type u) → (β : Type v) → (cmp : autoParam (α → α → Ordering) Std.TreeMap.Raw._auto_1) → [SizeOf α] → [SizeOf β] → SizeOf (Std.TreeMap.Raw α β cmp)
null
false
Turing.ToPartrec.Code.zero_eval
Mathlib.Computability.TuringMachine.Config
∀ (v : List ℕ), Turing.ToPartrec.Code.zero.eval v = pure [0]
null
true
Mathlib.Tactic.BicategoryLike.State.mk._flat_ctor
Mathlib.Tactic.CategoryTheory.Coherence.Datatypes
Lean.PersistentExprMap Mathlib.Tactic.BicategoryLike.Mor₁ → Mathlib.Tactic.BicategoryLike.State
null
false
Subgroup.zpow._proof_1
Mathlib.Algebra.Group.Subgroup.Defs
∀ {G : Type u_1} [inst : Group G] (H : Subgroup G) (a : ↥H) (n : ℤ), ↑a ^ n ∈ H
null
false
OrderAddMonoidHom.instAddOfIsOrderedAddMonoid.eq_1
Mathlib.Algebra.Order.Hom.Monoid
∀ {α : Type u_2} {β : Type u_3} [inst : AddCommMonoid α] [inst_1 : Preorder α] [inst_2 : AddCommMonoid β] [inst_3 : Preorder β] [inst_4 : IsOrderedAddMonoid β], OrderAddMonoidHom.instAddOfIsOrderedAddMonoid = { add := fun f g => let __src := ↑f + ↑g; { toAddMonoidHom := __src, monotone' :=...
null
true
CategoryTheory.Limits.opProdIsoCoprod_inv_inl
Mathlib.CategoryTheory.Limits.Shapes.Opposites.Products
∀ {C : Type u₁} [inst : CategoryTheory.Category.{v₁, u₁} C] {A B : C} [inst_1 : CategoryTheory.Limits.HasBinaryProduct A B], CategoryTheory.CategoryStruct.comp (CategoryTheory.Limits.opProdIsoCoprod A B).inv.unop CategoryTheory.Limits.coprod.inl.unop = CategoryTheory.Limits.prod.fst
null
true
TopologicalSpace.IsTopologicalBasis.isOpen_iff
Mathlib.Topology.Bases
∀ {α : Type u} [t : TopologicalSpace α] {s : Set α} {b : Set (Set α)}, TopologicalSpace.IsTopologicalBasis b → (IsOpen s ↔ ∀ a ∈ s, ∃ t ∈ b, a ∈ t ∧ t ⊆ s)
null
true
instBooleanAlgebraAsBoolAlg._proof_9
Mathlib.Algebra.Ring.BooleanRing
∀ {α : Type u_1} [inst : BooleanRing α] (a b : AsBoolAlg α), Mul.mul a b ≤ b
null
false
AddCon.addMonoid._proof_1
Mathlib.GroupTheory.Congruence.Defs
∀ {M : Type u_1} [inst : AddMonoid M] (c : AddCon M) (a : c.Quotient), 0 + a = a
null
false
SimpleGraph.bot_adj
Mathlib.Combinatorics.SimpleGraph.Basic
∀ {V : Type u} (v w : V), ⊥.Adj v w ↔ False
null
true
Subring.mem_pointwise_smul_iff_inv_smul_mem
Mathlib.Algebra.Ring.Subring.Pointwise
∀ {M : Type u_1} {R : Type u_2} [inst : Group M] [inst_1 : Ring R] [inst_2 : MulSemiringAction M R] {a : M} {S : Subring R} {x : R}, x ∈ a • S ↔ a⁻¹ • x ∈ S
null
true
CategoryTheory.Grp.hom_one
Mathlib.CategoryTheory.Monoidal.Cartesian.Grp
∀ {C : Type u} [inst : CategoryTheory.Category.{v, u} C] [inst_1 : CategoryTheory.CartesianMonoidalCategory C] [inst_2 : CategoryTheory.BraidedCategory C] (H : CategoryTheory.Grp C) [inst_3 : CategoryTheory.IsCommMonObj H.X], CategoryTheory.MonObj.one.hom.hom = CategoryTheory.MonObj.one
null
true
Aesop.Hyp.mk
Aesop.Forward.State
Option Lean.FVarId → Aesop.Substitution → Aesop.Hyp
null
true
Std.ExtDHashMap.Const.getKey?_insertManyIfNewUnit_list_of_not_mem_of_mem
Std.Data.ExtDHashMap.Lemmas
∀ {α : Type u} {x : BEq α} {x_1 : Hashable α} {m : Std.ExtDHashMap α fun x => Unit} [inst : EquivBEq α] [inst_1 : LawfulHashable α] {l : List α} {k k' : α}, (k == k') = true → k ∉ m → List.Pairwise (fun a b => (a == b) = false) l → k ∈ l → (Std.ExtDHashMap.Const.insertManyIfNewUnit m l).getKey? k'...
null
true
TypeVec.splitFun
Mathlib.Data.TypeVec
{n : ℕ} → {α : TypeVec.{u_1} (n + 1)} → {α' : TypeVec.{u_2} (n + 1)} → α.drop.Arrow α'.drop → (α.last → α'.last) → α.Arrow α'
append an arrow and a function for arbitrary source and target type vectors
true
WithTop.coe_covBy_top._simp_2
Mathlib.Order.Cover
∀ {α : Type u_1} [inst : Preorder α] {a : α}, (↑a ⋖ ⊤) = IsMax a
null
false
Lean.Elab.CommandContextInfo.mk.injEq
Lean.Elab.InfoTree.Types
∀ (env : Lean.Environment) (cmdEnv? : Option Lean.Environment) (fileMap : Lean.FileMap) (mctx : Lean.MetavarContext) (options : Lean.Options) (currNamespace : Lean.Name) (openDecls : List Lean.OpenDecl) (ngen : Lean.NameGenerator) (env_1 : Lean.Environment) (cmdEnv?_1 : Option Lean.Environment) (fileMap_1 : Lean.Fi...
null
true
PowerSeries.coeff_pow
Mathlib.RingTheory.PowerSeries.Basic
∀ {R : Type u_2} [inst : CommSemiring R] (k n : ℕ) (φ : PowerSeries R), (PowerSeries.coeff n) (φ ^ k) = ∑ l ∈ (Finset.range k).finsuppAntidiag n, ∏ i ∈ Finset.range k, (PowerSeries.coeff (l i)) φ
The `n`-th coefficient of the `k`-th power of a power series.
true
Array.PrefixTable.step._proof_12
Batteries.Data.Array.Match
∀ {α : Type u_1} (t : Array.PrefixTable α) (k : ℕ), k + 1 < t.size + 1 → ∀ (h2 : k < t.size), t.toArray[k].2 < k + 1 → t.toArray[k].2 < t.size + 1
null
false
Matrix.PosSemidef.kronecker
Mathlib.Analysis.Matrix.Order
∀ {𝕜 : Type u_1} {n : Type u_2} [inst : RCLike 𝕜] [Finite n] {m : Type u_3} [Finite m] {x : Matrix n n 𝕜} {y : Matrix m m 𝕜}, x.PosSemidef → y.PosSemidef → (Matrix.kroneckerMap (fun x1 x2 => x1 * x2) x y).PosSemidef
The kronecker product of two positive semi-definite matrices is positive semi-definite.
true
_private.Mathlib.Data.Nat.Factorial.DoubleFactorial.0.Nat.doubleFactorial.match_1.eq_2
Mathlib.Data.Nat.Factorial.DoubleFactorial
∀ (motive : ℕ → Sort u_1) (h_1 : Unit → motive 0) (h_2 : Unit → motive 1) (h_3 : (k : ℕ) → motive k.succ.succ), (match 1 with | 0 => h_1 () | 1 => h_2 () | k.succ.succ => h_3 k) = h_2 ()
null
true
fderivWithin_inter
Mathlib.Analysis.Calculus.FDeriv.Basic
∀ {𝕜 : Type u_1} [inst : NontriviallyNormedField 𝕜] {E : Type u_2} [inst_1 : AddCommGroup E] [inst_2 : Module 𝕜 E] [inst_3 : TopologicalSpace E] {F : Type u_3} [inst_4 : AddCommGroup F] [inst_5 : Module 𝕜 F] [inst_6 : TopologicalSpace F] {f : E → F} {x : E} {s t : Set E}, t ∈ nhds x → fderivWithin 𝕜 f (s ∩ t...
null
true
_private.Mathlib.Order.Category.BoolAlg.0.BoolAlg.Hom.mk.injEq
Mathlib.Order.Category.BoolAlg
∀ {X Y : BoolAlg} (hom' hom'_1 : BoundedLatticeHom ↑X ↑Y), ({ hom' := hom' } = { hom' := hom'_1 }) = (hom' = hom'_1)
null
true
Sym2.coe_map
Mathlib.Data.Sym.Sym2
∀ {α : Type u_1} {β : Type u_2} (f : α → β) (z : Sym2 α), ↑(Sym2.map f z) = f '' ↑z
null
true
_private.Mathlib.CategoryTheory.Limits.Preserves.Shapes.Zero.0.CategoryTheory.Functor.map_isZero._simp_1_1
Mathlib.CategoryTheory.Limits.Preserves.Shapes.Zero
∀ {C : Type u} [inst : CategoryTheory.Category.{v, u} C] [inst_1 : CategoryTheory.Limits.HasZeroMorphisms C] (X : C), CategoryTheory.Limits.IsZero X = (CategoryTheory.CategoryStruct.id X = 0)
null
false
Multiset.sup_eq_union
Mathlib.Data.Multiset.UnionInter
∀ {α : Type u_1} [inst : DecidableEq α] (s t : Multiset α), s ⊔ t = s ∪ t
null
true
Aesop.ForwardRuleStateStats._sizeOf_1
Aesop.Stats.Basic
Aesop.ForwardRuleStateStats → ℕ
null
false
MonoidHom.id._proof_1
Mathlib.Algebra.Group.Hom.Defs
∀ (M : Type u_1) [inst : MulOne M], 1 = 1
null
false
HahnModule.instIsTorsionFree
Mathlib.RingTheory.HahnSeries.Multiplication
∀ {R : Type u_3} {Γ : Type u_6} {V : Type u_7} [inst : Ring R] [IsDomain R] [inst_2 : AddCommGroup V] [inst_3 : AddCommMonoid Γ] [inst_4 : LinearOrder Γ] [inst_5 : IsOrderedCancelAddMonoid Γ] [inst_6 : Module R V] [Module.IsTorsionFree R V], Module.IsTorsionFree (HahnSeries Γ R) (HahnModule Γ R V)
null
true
Ideal.comap._proof_3
Mathlib.RingTheory.Ideal.Maps
∀ {R : Type u_1} {S : Type u_2} {F : Type u_3} [inst : Semiring R] [inst_1 : Semiring S] [inst_2 : FunLike F R S] (f : F) [RingHomClass F R S] (I : Ideal S) {x y : R}, x ∈ ⇑f ⁻¹' ↑I → y ∈ ⇑f ⁻¹' ↑I → x + y ∈ ⇑f ⁻¹' ↑I
null
false
_private.Mathlib.Geometry.Manifold.VectorBundle.Hom.0.ContMDiffWithinAt.clm_bundle_apply._simp_1_1
Mathlib.Geometry.Manifold.VectorBundle.Hom
∀ {𝕜 : Type u_1} {B : Type u_2} {F₁ : Type u_3} {F₂ : Type u_4} {M : Type u_5} {n : WithTop ℕ∞} {E₁ : B → Type u_6} {E₂ : B → Type u_7} [inst : NontriviallyNormedField 𝕜] [inst_1 : (x : B) → AddCommGroup (E₁ x)] [inst_2 : (x : B) → Module 𝕜 (E₁ x)] [inst_3 : NormedAddCommGroup F₁] [inst_4 : NormedSpace 𝕜 F₁] ...
null
false
Std.ExtHashSet.contains_of_contains_insert'
Std.Data.ExtHashSet.Lemmas
∀ {α : Type u} {x : BEq α} {x_1 : Hashable α} {m : Std.ExtHashSet α} [inst : EquivBEq α] [inst_1 : LawfulHashable α] {k a : α}, (m.insert k).contains a = true → ¬((k == a) = true ∧ m.contains k = false) → m.contains a = true
This is a restatement of `contains_insert` that is written to exactly match the proof obligation in the statement of `get_insert`.
true
NormedCommRing.toNonUnitalNormedCommRing._proof_12
Mathlib.Analysis.Normed.Ring.Basic
∀ {α : Type u_1} [β : NormedCommRing α] (x y : α), dist x y = ‖-x + y‖
null
false
AddCommGrpCat.epi_iff_range_eq_top
Mathlib.Algebra.Category.Grp.EpiMono
∀ {A B : AddCommGrpCat} (f : A ⟶ B), CategoryTheory.Epi f ↔ (AddCommGrpCat.Hom.hom f).range = ⊤
null
true
_private.Mathlib.Algebra.Order.Archimedean.Basic.0.archimedean_iff_nat_le.match_1_1
Mathlib.Algebra.Order.Archimedean.Basic
∀ {K : Type u_1} [inst : Field K] [inst_1 : LinearOrder K] (x : K) (motive : (∃ n, x ≤ ↑n) → Prop) (x_1 : ∃ n, x ≤ ↑n), (∀ (n : ℕ) (h : x ≤ ↑n), motive ⋯) → motive x_1
null
false
Homotopy.symm._proof_1
Mathlib.Algebra.Homology.Homotopy
∀ {ι : Type u_3} {V : Type u_2} [inst : CategoryTheory.Category.{u_1, u_2} V] [inst_1 : CategoryTheory.Preadditive V] {c : ComplexShape ι} {C D : HomologicalComplex V c} {f g : C ⟶ D} (h : Homotopy f g) (i j : ι), ¬c.Rel j i → (-h.hom) i j = 0
null
false
Lean.Elab.Visibility.private.elim
Lean.Elab.DeclModifiers
{motive : Lean.Elab.Visibility → Sort u} → (t : Lean.Elab.Visibility) → t.ctorIdx = 1 → motive Lean.Elab.Visibility.private → motive t
null
false
Finset.Icc_ofDual
Mathlib.Order.Interval.Finset.Defs
∀ {α : Type u_1} [inst : Preorder α] [inst_1 : LocallyFiniteOrder α] (a b : αᵒᵈ), Finset.Icc (OrderDual.ofDual a) (OrderDual.ofDual b) = Finset.map OrderDual.ofDual.toEmbedding (Finset.Icc b a)
null
true
_private.Mathlib.NumberTheory.ModularForms.EisensteinSeries.Summable.0.EisensteinSeries.div_max_sq_ge_one._simp_1_4
Mathlib.NumberTheory.ModularForms.EisensteinSeries.Summable
∀ {α : Type u_1} [inst : Preorder α] (a : α), (a ≤ a) = True
null
false
DoubleCoset.eq_of_not_disjoint
Mathlib.GroupTheory.DoubleCoset
∀ {G : Type u_1} [inst : Group G] {H K : Subgroup G} {a b : G}, ¬Disjoint (DoubleCoset.doubleCoset a ↑H ↑K) (DoubleCoset.doubleCoset b ↑H ↑K) → DoubleCoset.doubleCoset a ↑H ↑K = DoubleCoset.doubleCoset b ↑H ↑K
null
true
Mathlib.Tactic.Bicategory.naturality_inv
Mathlib.Tactic.CategoryTheory.Bicategory.PureCoherence
∀ {B : Type u} [inst : CategoryTheory.Bicategory B] {a b c : B} {p : a ⟶ b} {f g : b ⟶ c} {pf : a ⟶ c} {η : f ≅ g} (η_f : CategoryTheory.CategoryStruct.comp p f ≅ pf) (η_g : CategoryTheory.CategoryStruct.comp p g ≅ pf), CategoryTheory.Bicategory.whiskerLeftIso p η ≪≫ η_g = η_f → CategoryTheory.Bicategory.whiske...
null
true
IsAddQuotientCoveringMap.homeomorph_comp_iff
Mathlib.Topology.Covering.Quotient
∀ {E : Type u_1} {X : Type u_2} [inst : TopologicalSpace E] [inst_1 : TopologicalSpace X] {f : E → X} {G : Type u_3} [inst_2 : AddGroup G] [inst_3 : AddAction G E] {Y : Type u_4} [inst_4 : TopologicalSpace Y] (φ : X ≃ₜ Y), IsAddQuotientCoveringMap (⇑φ ∘ f) G ↔ IsAddQuotientCoveringMap f G
null
true
Valued.integer.norm_unit
Mathlib.Topology.Algebra.Valued.LocallyCompact
∀ {K : Type u_1} [inst : NontriviallyNormedField K] [inst_1 : IsUltrametricDist K] (u : (↥(Valued.integer K))ˣ), ‖↑u‖ = 1
null
true