name
stringlengths
2
347
module
stringlengths
6
90
type
stringlengths
1
5.42M
docString
stringlengths
0
11.5k
allowCompletion
bool
2 classes
ISize.toNatClampNeg_ofIntClamp_of_lt
Init.Data.SInt.Lemmas
∀ {n : ℤ}, n < 2 ^ 31 → (ISize.ofIntClamp n).toNatClampNeg = n.toNat
null
true
ZFSet.empty_subset._simp_1
Mathlib.SetTheory.ZFC.Basic
∀ (x : ZFSet.{u}), (∅ ⊆ x) = True
null
false
Polynomial.degree_wronskian_lt_add
Mathlib.RingTheory.Polynomial.Wronskian
∀ {R : Type u_1} [inst : CommRing R] {a b : Polynomial R}, a ≠ 0 → b ≠ 0 → (a.wronskian b).degree < a.degree + b.degree
Degree of `W(a,b)` is strictly less than the sum of degrees of `a` and `b` (both nonzero).
true
_private.Init.Data.Array.BinSearch.0.Array.binInsertAux._proof_12
Init.Data.Array.BinSearch
∀ {α : Type u_1} (as : Array α) (lo hi : Fin as.size), (↑lo + ↑hi) / 2 = ↑lo → ↑lo + 1 ≤ as.size
null
false
_private.Init.Data.Range.Polymorphic.IntLemmas.0.Int.toArray_rcc_succ_right_eq_append_map._simp_1_1
Init.Data.Range.Polymorphic.IntLemmas
∀ {m n : ℤ}, (m...=n).toArray = (m...=n).toList.toArray
null
false
_private.Mathlib.AlgebraicGeometry.EllipticCurve.Jacobian.Basic.0.WeierstrassCurve.Jacobian.equation_zero._simp_1_1
Mathlib.AlgebraicGeometry.EllipticCurve.Jacobian.Basic
∀ {R : Type r} [inst : CommRing R] {W' : WeierstrassCurve.Jacobian R} {P : Fin 3 → R}, P 2 = 0 → W'.Equation P = (P 1 ^ 2 = P 0 ^ 3)
null
false
_private.Mathlib.Order.Filter.AtTopBot.Archimedean.0.Filter.Tendsto.atTop_mul_const_of_neg'._simp_1_1
Mathlib.Order.Filter.AtTopBot.Archimedean
∀ {α : Type u_1} {G : Type u_2} [inst : AddCommGroup G] [inst_1 : PartialOrder G] [IsOrderedAddMonoid G] {l : Filter α} {f : α → G}, Filter.Tendsto (fun x => -f x) l Filter.atTop = Filter.Tendsto f l Filter.atBot
null
false
AddCommGrpCat.leftExactFunctorForgetEquivalence.unitIsoAux._proof_2
Mathlib.Algebra.Category.Grp.LeftExactFunctor
∀ {C : Type u_2} [inst : CategoryTheory.Category.{u_1, u_2} C] [inst_1 : CategoryTheory.Preadditive C] [inst_2 : CategoryTheory.Limits.HasFiniteBiproducts C] (F : CategoryTheory.Functor C AddCommGrpCat) [inst_3 : CategoryTheory.Limits.PreservesFiniteLimits F] (X : C), CategoryTheory.CategoryStruct.comp CategoryTh...
null
false
RingCon.mk.injEq
Mathlib.RingTheory.Congruence.Defs
∀ {R : Type u_1} [inst : Add R] [inst_1 : Mul R] (toCon : Con R) (add' : ∀ {w x y z : R}, toCon.toSetoid w x → toCon.toSetoid y z → toCon.toSetoid (w + y) (x + z)) (toCon_1 : Con R) (add'_1 : ∀ {w x y z : R}, toCon_1.toSetoid w x → toCon_1.toSetoid y z → toCon_1.toSetoid (w + y) (x + z)), ({ toCon := toCon, add' ...
null
true
AddSubsemigroup.instCompleteLattice._proof_8
Mathlib.Algebra.Group.Subsemigroup.Basic
∀ {M : Type u_1} [inst : Add M] (a b c : AddSubsemigroup M), a ≤ c → b ≤ c → SemilatticeSup.sup a b ≤ c
null
false
UpperSet.addCommSemigroup
Mathlib.Algebra.Order.UpperLower
{α : Type u_1} → [inst : AddCommGroup α] → [inst_1 : Preorder α] → [IsOrderedAddMonoid α] → AddCommSemigroup (UpperSet α)
null
true
tendsto_norm_inv_mul_self_nhdsNE
Mathlib.Analysis.Normed.Group.Continuity
∀ {E : Type u_4} [inst : NormedGroup E] (a : E), Filter.Tendsto (fun x => ‖x⁻¹ * a‖) (nhdsWithin a {a}ᶜ) (nhdsWithin 0 (Set.Ioi 0))
null
true
NonUnitalContinuousFunctionalCalculus.recOn
Mathlib.Analysis.CStarAlgebra.ContinuousFunctionalCalculus.NonUnital
{R : Type u_1} → {A : Type u_2} → {p : A → Prop} → [inst : CommSemiring R] → [inst_1 : Nontrivial R] → [inst_2 : StarRing R] → [inst_3 : MetricSpace R] → [inst_4 : IsTopologicalSemiring R] → [inst_5 : ContinuousStar R] → [inst_6 :...
null
false
Std.DHashMap.Internal.Raw₀.getD_inter
Std.Data.DHashMap.Internal.RawLemmas
∀ {α : Type u} {β : α → Type v} [inst : BEq α] [inst_1 : Hashable α] {m₁ m₂ : Std.DHashMap.Internal.Raw₀ α β} [inst_2 : LawfulBEq α], (↑m₁).WF → (↑m₂).WF → ∀ {k : α} {fallback : β k}, (m₁.inter m₂).getD k fallback = if m₂.contains k = true then m₁.getD k fallback else fallback
null
true
CategoryTheory.Limits.coneOfIsSplitMono_π_app
Mathlib.CategoryTheory.Limits.Shapes.Equalizers
∀ {C : Type u} {X Y : C} [inst : CategoryTheory.Category.{v, u} C] (f : X ⟶ Y) [inst_1 : CategoryTheory.IsSplitMono f] (X_1 : CategoryTheory.Limits.WalkingParallelPair), (CategoryTheory.Limits.coneOfIsSplitMono f).π.app X_1 = CategoryTheory.Limits.WalkingParallelPair.casesOn (motive := fun t => X_1 = t → ...
null
true
NonemptyInterval.toDualProdHom
Mathlib.Order.Interval.Basic
{α : Type u_1} → [inst : LE α] → NonemptyInterval α ↪o αᵒᵈ × α
`toDualProd` as an order embedding.
true
CategoryTheory.leftAdjointMate_comp
Mathlib.CategoryTheory.Monoidal.Rigid.Basic
∀ {C : Type u₁} [inst : CategoryTheory.Category.{v₁, u₁} C] [inst_1 : CategoryTheory.MonoidalCategory C] {X Y Z : C} [inst_2 : CategoryTheory.HasLeftDual X] [inst_3 : CategoryTheory.HasLeftDual Y] {f : X ⟶ Y} {g : ᘁX ⟶ Z}, CategoryTheory.CategoryStruct.comp (ᘁf) g = CategoryTheory.CategoryStruct.comp (CategoryT...
null
true
CategoryTheory.SmallObject.SuccStruct.ιIterationFunctor._proof_1
Mathlib.CategoryTheory.SmallObject.TransfiniteIteration
∀ {C : Type u_2} [inst : CategoryTheory.Category.{u_1, u_2} C] (Φ : CategoryTheory.SmallObject.SuccStruct C) (J : Type u_3) [inst_1 : LinearOrder J] [inst_2 : OrderBot J] [inst_3 : SuccOrder J] [inst_4 : WellFoundedLT J] [inst_5 : CategoryTheory.Limits.HasIterationOfShape J C] (x x_1 : J) (f : x ⟶ x_1), CategoryT...
null
false
HomologicalComplex.instHasFilteredColimitsOfSize
Mathlib.Algebra.Homology.GrothendieckAbelian
∀ (C : Type u) [inst : CategoryTheory.Category.{v, u} C] {ι : Type t} (c : ComplexShape ι) [inst_1 : CategoryTheory.Limits.HasZeroMorphisms C] [CategoryTheory.Limits.HasFilteredColimitsOfSize.{w, w', v, u} C], CategoryTheory.Limits.HasFilteredColimitsOfSize.{w, w', max t v, max (max t u) v} (HomologicalComplex C c)
null
true
CategoryTheory.Limits.IsColimit.ofCoconeUncurry._proof_1
Mathlib.CategoryTheory.Limits.Fubini
∀ {J : Type u_2} {K : Type u_6} [inst : CategoryTheory.Category.{u_1, u_2} J] [inst_1 : CategoryTheory.Category.{u_5, u_6} K] {C : Type u_4} [inst_2 : CategoryTheory.Category.{u_3, u_4} C] {F : CategoryTheory.Functor J (CategoryTheory.Functor K C)} {D : CategoryTheory.Limits.DiagramOfCocones F} (Q : (j : J) → Cat...
null
false
CategoryTheory.constantCommuteCompose_hom_app_val
Mathlib.CategoryTheory.Sites.ConstantSheaf
∀ {C : Type u_1} [inst : CategoryTheory.Category.{v_1, u_1} C] (J : CategoryTheory.GrothendieckTopology C) {D : Type u_2} [inst_1 : CategoryTheory.Category.{v_2, u_2} D] [inst_2 : CategoryTheory.HasWeakSheafify J D] {B : Type u_3} [inst_3 : CategoryTheory.Category.{v_3, u_3} B] (U : CategoryTheory.Functor D B) [i...
**Alias** of `CategoryTheory.constantCommuteCompose_hom_app_hom`.
true
Lean.Lsp.DependencyBuildMode.never.sizeOf_spec
Lean.Data.Lsp.Extra
sizeOf Lean.Lsp.DependencyBuildMode.never = 1
null
true
_private.Mathlib.Data.Seq.Computation.0.Computation.BisimO.match_1.splitter._sparseCasesOn_5
Mathlib.Data.Seq.Computation
{α : Type u} → {β : Type v} → {motive : α ⊕ β → Sort u_1} → (t : α ⊕ β) → ((val : β) → motive (Sum.inr val)) → (Nat.hasNotBit 2 t.ctorIdx → motive t) → motive t
null
false
LinearMap.tensorProduct._proof_5
Mathlib.RingTheory.TensorProduct.Maps
∀ (R : Type u_1) (A : Type u_2) (M : Type u_4) (N : Type u_3) [inst : CommSemiring R] [inst_1 : CommSemiring A] [inst_2 : Algebra R A] [inst_3 : AddCommMonoid M] [inst_4 : Module R M] [inst_5 : AddCommMonoid N] [inst_6 : Module R N], IsScalarTower R A (TensorProduct R A M →ₗ[A] TensorProduct R A N)
null
false
Std.Broadcast.noConfusion
Std.Sync.Broadcast
{P : Sort u} → {α : Type} → {t : Std.Broadcast α} → {α' : Type} → {t' : Std.Broadcast α'} → α = α' → t ≍ t' → Std.Broadcast.noConfusionType P t t'
null
false
UInt64.sub_eq_add_neg
Init.Data.UInt.Lemmas
∀ (a b : UInt64), a - b = a + -b
null
true
Mathlib.Meta.FunProp.MorApplication.ctorIdx
Mathlib.Tactic.FunProp.FunctionData
Mathlib.Meta.FunProp.MorApplication → ℕ
null
false
CategoryTheory.Functor.mapProjectiveResolution._proof_4
Mathlib.CategoryTheory.Preadditive.Projective.Resolution
∀ {C : Type u_4} [inst : CategoryTheory.Category.{u_3, u_4} C] [inst_1 : CategoryTheory.Limits.HasZeroObject C] [inst_2 : CategoryTheory.Preadditive C] {D : Type u_2} [inst_3 : CategoryTheory.Category.{u_1, u_2} D] [inst_4 : CategoryTheory.Limits.HasZeroObject D] [inst_5 : CategoryTheory.Preadditive D] [inst_6 : ...
null
false
_private.Mathlib.NumberTheory.LSeries.PrimesInAP.0.ArithmeticFunction.vonMangoldt.not_summable_residueClass_prime_div._simp_1_4
Mathlib.NumberTheory.LSeries.PrimesInAP
∀ {α : Type u_3} [inst : Semiring α] [inst_1 : PartialOrder α] [IsOrderedRing α] [Nontrivial α] {n : ℕ} [inst_4 : n.AtLeastTwo], (0 < OfNat.ofNat n) = True
null
false
Submodule._aux_Mathlib_Analysis_InnerProductSpace_Orthogonal___unexpand_Submodule_IsOrtho_1
Mathlib.Analysis.InnerProductSpace.Orthogonal
Lean.PrettyPrinter.Unexpander
null
false
Plausible.Random.randBool
Plausible.Random
{m : Type → Type u_1} → [Monad m] → {g : Type} → [RandomGen g] → Plausible.RandGT g m Bool
Generate a random `Bool`.
true
Finsupp.mapRange.addEquiv_toEquiv
Mathlib.Algebra.Group.Finsupp
∀ {ι : Type u_1} {M : Type u_3} {N : Type u_4} [inst : AddCommMonoid M] [inst_1 : AddCommMonoid N] (e : M ≃+ N), ↑(Finsupp.mapRange.addEquiv e) = Finsupp.mapRange.equiv ↑e ⋯
null
true
Lean.Meta.Sym.State.inferType._default
Lean.Meta.Sym.SymM
Lean.PersistentHashMap Lean.Meta.Sym.ExprPtr Lean.Expr
null
false
Matroid.cRk_closure_congr
Mathlib.Combinatorics.Matroid.Rank.Cardinal
∀ {α : Type u} {M : Matroid α} {X Y : Set α} [M.InvariantCardinalRank], M.closure X = M.closure Y → M.cRk X = M.cRk Y
null
true
Nat.dfold_add._auto_5
Init.Data.Nat.Fold
Lean.Syntax
null
false
Lean.Json.json_
Lean.Data.Json.Elab
Lean.ParserDescr
Json string syntax.
true
Projectivization.Subspace.mem_submodule_iff
Mathlib.LinearAlgebra.Projectivization.Subspace
∀ {K : Type u_1} {V : Type u_2} [inst : DivisionRing K] [inst_1 : AddCommGroup V] [inst_2 : Module K V] (s : Projectivization.Subspace K V) {v : V} (hv : v ≠ 0), v ∈ Projectivization.Subspace.submodule s ↔ Projectivization.mk K v hv ∈ s
null
true
_private.Batteries.Data.Array.Scan.0.Array.take_scanl._proof_1_3
Batteries.Data.Array.Scan
∀ {β : Type u_1} {α : Type u_2} {i : ℕ} {f : β → α → β} (init : β) (as : Array α), -1 * ↑as.size + 1 ≤ 0 → i + 1 = (Array.scanl f init as).size - 1 → i = as.size - 1 → ∀ (w : ℕ), w + 1 ≤ ((Array.scanl f init as).extract 0 (i + 1)).size → w < (Array.scanl f init (as.extract 0 i)).size
null
false
Fintype.toOrderBot._proof_1
Mathlib.Data.Fintype.Order
∀ (α : Type u_1) [inst : Fintype α] (a : α), ∃ x, x ∈ Finset.univ
null
false
CategoryTheory.Functor.lanCompColimIso._proof_2
Mathlib.CategoryTheory.Functor.KanExtension.Adjunction
∀ {C : Type u_5} {D : Type u_2} [inst : CategoryTheory.Category.{u_6, u_5} C] [inst_1 : CategoryTheory.Category.{u_1, u_2} D] (L : CategoryTheory.Functor C D) {H : Type u_4} [inst_2 : CategoryTheory.Category.{u_3, u_4} H] [inst_3 : ∀ (F : CategoryTheory.Functor C H), L.HasLeftKanExtension F] [CategoryTheory.Limit...
null
false
mem_const_vsub_affineSegment
Mathlib.Analysis.Convex.Between
∀ {R : Type u_1} {V : Type u_2} {P : Type u_4} [inst : Ring R] [inst_1 : PartialOrder R] [inst_2 : AddCommGroup V] [inst_3 : Module R V] [inst_4 : AddTorsor V P] {x y z : P} (p : P), p -ᵥ z ∈ affineSegment R (p -ᵥ x) (p -ᵥ y) ↔ z ∈ affineSegment R x y
null
true
IO.CancelToken.noConfusion
Init.System.CancelToken
{P : Sort u} → {t t' : IO.CancelToken} → t = t' → IO.CancelToken.noConfusionType P t t'
null
false
TopologicalSpace.OpenNhdsOf.instDistribLattice._proof_1
Mathlib.Topology.Sets.Opens
∀ {α : Type u_1} [inst : TopologicalSpace α] {x : α} (a b : TopologicalSpace.OpenNhdsOf x), a ≤ { toOpens := a.toOpens ⊔ b.toOpens, mem' := ⋯ }
null
false
QuadraticMap.linMulLin.congr_simp
Mathlib.LinearAlgebra.QuadraticForm.Basic
∀ {R : Type u_3} {M : Type u_4} {A : Type u_7} [inst : CommSemiring R] [inst_1 : NonUnitalNonAssocSemiring A] [inst_2 : AddCommMonoid M] [inst_3 : Module R M] [inst_4 : Module R A] [inst_5 : SMulCommClass R A A] [inst_6 : IsScalarTower R A A] (f f_1 : M →ₗ[R] A), f = f_1 → ∀ (g g_1 : M →ₗ[R] A), g = g_1 → Quadrat...
null
true
Finset.singletonAddHom
Mathlib.Algebra.Group.Pointwise.Finset.Basic
{α : Type u_2} → [inst : DecidableEq α] → [inst_1 : Add α] → α →ₙ+ Finset α
The singleton operation as an `AddHom`.
true
_private.Std.Data.DTreeMap.Internal.Zipper.0.Std.DTreeMap.Internal.Impl.pruneLE.eq_1
Std.Data.DTreeMap.Internal.Zipper
∀ {α : Type u_1} {β : α → Type u_2} [inst : Ord α] (lowerBound : α), Std.DTreeMap.Internal.Impl.pruneLE✝ Std.DTreeMap.Internal.Impl.leaf lowerBound = Std.DTreeMap.Internal.Impl.leaf
null
true
SimpleGraph.Walk.darts_dropUntil_suffix_darts
Mathlib.Combinatorics.SimpleGraph.Walk.Decomp
∀ {V : Type u} {G : SimpleGraph V} {v w u : V} [inst : DecidableEq V] (p : G.Walk v w) (h : u ∈ p.support), (p.dropUntil u h).darts <:+ p.darts
null
true
Std.DTreeMap.Const.contains_alter
Std.Data.DTreeMap.Lemmas
∀ {α : Type u} {cmp : α → α → Ordering} {β : Type v} {t : Std.DTreeMap α (fun x => β) cmp} [Std.TransCmp cmp] {k k' : α} {f : Option β → Option β}, (Std.DTreeMap.Const.alter t k f).contains k' = if cmp k k' = Ordering.eq then (f (Std.DTreeMap.Const.get? t k)).isSome else t.contains k'
null
true
HomotopyCategory.shift_quotient_obj
Mathlib.Algebra.Homology.HomotopyCategory.Shift
∀ {C : Type u} [inst : CategoryTheory.Category.{v, u} C] [inst_1 : CategoryTheory.Preadditive C] (K : HomologicalComplex C (ComplexShape.up ℤ)) (n : ℤ), (CategoryTheory.shiftFunctor (HomotopyCategory C (ComplexShape.up ℤ)) n).obj ((HomotopyCategory.quotient C (ComplexShape.up ℤ)).obj K) = (HomotopyCategor...
null
true
CategoryTheory.Functor.OplaxMonoidal.δ_comp_whiskerLeft_δ_assoc
Mathlib.CategoryTheory.Monoidal.Functor
∀ {C : Type u₁} [inst : CategoryTheory.Category.{v₁, u₁} C] [inst_1 : CategoryTheory.MonoidalCategory C] {D : Type u₂} [inst_2 : CategoryTheory.Category.{v₂, u₂} D] [inst_3 : CategoryTheory.MonoidalCategory D] (F : CategoryTheory.Functor C D) [inst_4 : F.OplaxMonoidal] (X Y Z : C) {Z_1 : D} (h : CategoryTheor...
null
true
CategoryTheory.isCoseparator_iff_faithful_preadditiveYoneda
Mathlib.CategoryTheory.Generator.Preadditive
∀ {C : Type u} [inst : CategoryTheory.Category.{v, u} C] [inst_1 : CategoryTheory.Preadditive C] (G : C), CategoryTheory.IsCoseparator G ↔ (CategoryTheory.preadditiveYoneda.obj G).Faithful
null
true
PiNat.self_mem_cylinder
Mathlib.Topology.MetricSpace.PiNat
∀ {E : ℕ → Type u_1} (x : (n : ℕ) → E n) (n : ℕ), x ∈ PiNat.cylinder x n
null
true
SetRel.IsCover.anti
Mathlib.Data.Rel.Cover
∀ {X : Type u_1} {U : SetRel X X} {s t N : Set X}, s ⊆ t → U.IsCover t N → U.IsCover s N
null
true
_private.Mathlib.RingTheory.Etale.Field.0.Algebra.FormallyEtale.of_isSeparable._simp_1_1
Mathlib.RingTheory.Etale.Field
∀ {M : Type u_4} {N : Type u_5} {F : Type u_9} [inst : Mul M] [inst_1 : Mul N] [inst_2 : FunLike F M N] [MulHomClass F M N] (f : F) (x y : M), f x * f y = f (x * y)
null
false
Filter.Eventually.mp
Mathlib.Order.Filter.Basic
∀ {α : Type u} {p q : α → Prop} {f : Filter α}, (∀ᶠ (x : α) in f, p x) → (∀ᶠ (x : α) in f, p x → q x) → ∀ᶠ (x : α) in f, q x
null
true
PiTensorProduct.definition._proof_2._@.Mathlib.Analysis.Normed.Module.PiTensorProduct.InjectiveSeminorm.2741663271._hygCtx._hyg.2
Mathlib.Analysis.Normed.Module.PiTensorProduct.InjectiveSeminorm
∀ {𝕜 : Type u_1} [inst : NontriviallyNormedField 𝕜] (G : Type (max u_3 u_1 u_2)) (x : SeminormedAddCommGroup G) (x_1 : NormedSpace 𝕜 G), ContinuousConstSMul 𝕜 G
null
false
_private.Std.Data.DTreeMap.Internal.Lemmas.0.Std.DTreeMap.Internal.Impl.getKey_inter!._simp_1_2
Std.Data.DTreeMap.Internal.Lemmas
∀ {α : Type u} {instOrd : Ord α} {a b : α}, (compare a b ≠ Ordering.eq) = ((a == b) = false)
null
false
NonarchAddGroupSeminorm.coe_lt_coe
Mathlib.Analysis.Normed.Group.Seminorm
∀ {E : Type u_3} [inst : AddGroup E] {p q : NonarchAddGroupSeminorm E}, ⇑p < ⇑q ↔ p < q
null
true
_private.Mathlib.Analysis.Complex.AbelLimit.0.Complex.tendsto_tsum_powerSeries_nhdsWithin_stolzSet._simp_1_6
Mathlib.Analysis.Complex.AbelLimit
∀ {α : Type u_2} [inst : Norm α] [inst_1 : Mul α] [NormMulClass α] (a b : α), ‖a‖ * ‖b‖ = ‖a * b‖
null
false
Std.Http.Protocol.H1.Error.unsupportedVersion
Std.Http.Protocol.H1.Error
Std.Http.Protocol.H1.Error
Unsupported HTTP version.
true
Submodule.map
Mathlib.Algebra.Module.Submodule.Map
{R : Type u_1} → {R₂ : Type u_3} → {M : Type u_5} → {M₂ : Type u_7} → [inst : Semiring R] → [inst_1 : Semiring R₂] → [inst_2 : AddCommMonoid M] → [inst_3 : AddCommMonoid M₂] → [inst_4 : Module R M] → [inst_5 : Module R₂ M₂] → ...
The pushforward of a submodule `p ⊆ M` by `f : M → M₂`
true
real_inner_div_norm_mul_norm_eq_neg_one_iff
Mathlib.Analysis.InnerProductSpace.Basic
∀ {F : Type u_3} [inst : NormedAddCommGroup F] [inst_1 : InnerProductSpace ℝ F] (x y : F), inner ℝ x y / (‖x‖ * ‖y‖) = -1 ↔ x ≠ 0 ∧ ∃ r < 0, y = r • x
The inner product of two vectors, divided by the product of their norms, has value -1 if and only if they are nonzero and one is a negative multiple of the other.
true
concaveOn_univ_piecewise_Iic_of_monotoneOn_Iic_antitoneOn_Ici
Mathlib.Analysis.Convex.Piecewise
∀ {𝕜 : Type u_1} {E : Type u_2} {β : Type u_3} [inst : Semiring 𝕜] [inst_1 : PartialOrder 𝕜] [inst_2 : AddCommMonoid E] [inst_3 : LinearOrder E] [IsOrderedAddMonoid E] [inst_5 : Module 𝕜 E] [PosSMulMono 𝕜 E] [inst_7 : AddCommGroup β] [inst_8 : PartialOrder β] [IsOrderedAddMonoid β] [inst_10 : Module 𝕜 β] [Pos...
The piecewise function `(Set.Iic e).piecewise f g` of a function `f` increasing and concave on `Set.Iic e` and a function `g` decreasing and concave on `Set.Ici e`, such that `f e = g e`, is concave on the universal set.
true
PFunctor.M.dest_mk
Mathlib.Data.PFunctor.Univariate.M
∀ {F : PFunctor.{uA, uB}} (x : ↑F F.M), (PFunctor.M.mk x).dest = x
null
true
Lean.SubExpr.Pos.pushNthBindingDomain
Lean.SubExpr
ℕ → Lean.SubExpr.Pos → Lean.SubExpr.Pos
null
true
_private.Lean.Meta.Tactic.Grind.Split.0.Lean.Meta.Grind.Action.getFalseProof?
Lean.Meta.Tactic.Grind.Split
Lean.MVarId → Lean.MetaM (Option Lean.Expr)
Given a `mvarId` associated with a subgoal created by `splitCore`, inspects the proof term assigned to `mvarId` and tries to extract the proof of `False` that does not depend on hypotheses introduced in the subgoal. For example: suppose the subgoal is of the form `p → q → False` where `p` and `q` are new hypotheses int...
true
CategoryTheory.Discrete.sumEquiv.match_1
Mathlib.CategoryTheory.Discrete.SumsProducts
{J : Type u_1} → {K : Type u_2} → (motive : J ⊕ K → Sort u_3) → (t : J ⊕ K) → ((j : J) → motive (Sum.inl j)) → ((k : K) → motive (Sum.inr k)) → motive t
null
false
Std.ExtTreeMap.maxKey_eq_iff_mem_and_forall
Std.Data.ExtTreeMap.Lemmas
∀ {α : Type u} {β : Type v} {cmp : α → α → Ordering} {t : Std.ExtTreeMap α β cmp} [inst : Std.TransCmp cmp] [Std.LawfulEqCmp cmp] {he : t ≠ ∅} {km : α}, t.maxKey he = km ↔ km ∈ t ∧ ∀ k ∈ t, (cmp k km).isLE = true
null
true
AlgebraNorm.algebraNormClass
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], AlgebraNormClass (AlgebraNorm R S) R S
null
true
_private.Mathlib.Data.Set.Accumulate.0.Set.iUnion_accumulate._simp_1_1
Mathlib.Data.Set.Accumulate
∀ {α : Type u} {ι : Sort v} {x : α} {s : ι → Set α}, (x ∈ ⋃ i, s i) = ∃ i, x ∈ s i
null
false
TopologicalSpace.ext_isClosed
Mathlib.Topology.Basic
∀ {X : Type u_2} {t₁ t₂ : TopologicalSpace X}, (∀ (s : Set X), IsClosed s ↔ IsClosed s) → t₁ = t₂
**Alias** of the reverse direction of `TopologicalSpace.ext_iff_isClosed`.
true
CategoryTheory.Subfunctor.Subpresheaf.equalizer.ι
Mathlib.CategoryTheory.Subfunctor.Equalizer
{C : Type u} → [inst : CategoryTheory.Category.{v, u} C] → {F₁ F₂ : CategoryTheory.Functor C (Type w)} → {A : CategoryTheory.Subfunctor F₁} → (f g : A.toFunctor ⟶ F₂) → (CategoryTheory.Subfunctor.equalizer f g).toFunctor ⟶ A.toFunctor
**Alias** of `CategoryTheory.Subfunctor.equalizer.ι`. --- Given two morphisms `f` and `g` in `A.toFunctor ⟶ F₂`, this is the monomorphism of functors corresponding to the inclusion `Subfunctor.equalizer f g ≤ A`.
true
LieAlgebra.hasTrivialRadical_iff
Mathlib.Algebra.Lie.Semisimple.Defs
∀ (R : Type u_1) (L : Type u_2) [inst : CommRing R] [inst_1 : LieRing L] [inst_2 : LieAlgebra R L], LieAlgebra.HasTrivialRadical R L ↔ LieAlgebra.radical R L = ⊥
null
true
IsSelfAdjoint.cfc_arg
Mathlib.Analysis.CStarAlgebra.Unitary.Connected
∀ {A : Type u_1} [inst : CStarAlgebra A] (u : A), IsSelfAdjoint (cfc (Complex.ofReal ∘ Complex.arg) u)
null
true
nonneg_of_mul_nonneg_right
Mathlib.Algebra.Order.Ring.Unbundled.Basic
∀ {R : Type u} [inst : Semiring R] [inst_1 : LinearOrder R] {a b : R} [PosMulStrictMono R], 0 ≤ a * b → 0 < a → 0 ≤ b
null
true
ContinuousMap.id._proof_1
Mathlib.Topology.ContinuousMap.Basic
∀ (α : Type u_1) [inst : TopologicalSpace α], Continuous id
null
false
CategoryTheory.Functor.LaxMonoidal.comp._proof_1
Mathlib.CategoryTheory.Monoidal.Functor
∀ {C : Type u_4} [inst : CategoryTheory.Category.{u_3, u_4} C] [inst_1 : CategoryTheory.MonoidalCategory C] {D : Type u_6} [inst_2 : CategoryTheory.Category.{u_5, u_6} D] [inst_3 : CategoryTheory.MonoidalCategory D] {E : Type u_2} [inst_4 : CategoryTheory.Category.{u_1, u_2} E] [inst_5 : CategoryTheory.MonoidalCate...
null
false
instAssociativeInt8HAdd
Init.Data.SInt.Lemmas
Std.Associative fun x1 x2 => x1 + x2
null
true
CategoryTheory._aux_Mathlib_CategoryTheory_Category_Basic___macroRules_CategoryTheory_rfl_cat_1
Mathlib.CategoryTheory.Category.Basic
Lean.Macro
`rfl_cat` is a macro for `intros; rfl` which is attempted in `aesop_cat` before doing the more expensive `aesop` tactic. This gives a speedup because `simp` (called by `aesop`) can be very slow. https://github.com/leanprover-community/mathlib4/pull/25475 contains measurements from June 2025. Implementation notes: * `...
false
Fin.tail_vecCons
Mathlib.Data.Fin.VecNotation
∀ {α : Type u} {n : ℕ} (x : α) (t : Fin n → α), Fin.tail (Matrix.vecCons x t) = t
null
true
WittVector.IsocrystalHom.mk.inj
Mathlib.RingTheory.WittVector.Isocrystal
∀ {p : ℕ} {inst : Fact (Nat.Prime p)} {k : Type u_1} {inst_1 : CommRing k} {inst_2 : CharP k p} {inst_3 : PerfectRing k p} {V : Type u_2} {inst_4 : AddCommGroup V} {inst_5 : WittVector.Isocrystal p k V} {V₂ : Type u_3} {inst_6 : AddCommGroup V₂} {inst_7 : WittVector.Isocrystal p k V₂} {toLinearMap : V →ₗ[Fraction...
null
true
DirectLimit.instGroupWithZero._proof_16
Mathlib.Algebra.Colimit.DirectLimit
∀ {ι : Type u_1} [inst : Preorder ι] {G : ι → Type u_2} {T : ⦃i j : ι⦄ → i ≤ j → Type u_3} {f : (x x_1 : ι) → (h : x ≤ x_1) → T h} [inst_1 : (i j : ι) → (h : i ≤ j) → FunLike (T h) (G i) (G j)] [inst_2 : (i : ι) → GroupWithZero (G i)] [∀ (i j : ι) (h : i ≤ j), MonoidWithZeroHomClass (T h) (G i) (G j)] (n : ℕ) (x ...
null
false
Finsupp.coe_smul._simp_1
Mathlib.Data.Finsupp.SMulWithZero
∀ {α : Type u_1} {M : Type u_5} {R : Type u_11} [inst : Zero M] [inst_1 : SMulZeroClass R M] (b : R) (v : α →₀ M), b • ⇑v = ⇑(b • v)
null
false
Lean.Meta.LazyDiscrTree.MatchResult.push
Lean.Meta.LazyDiscrTree
{α : Type} → Lean.Meta.LazyDiscrTree.MatchResult α → ℕ → Array α → Lean.Meta.LazyDiscrTree.MatchResult α
null
true
SSet.Subcomplex.Pairing.II
Mathlib.AlgebraicTopology.SimplicialSet.AnodyneExtensions.Pairing
{X : SSet} → {A : X.Subcomplex} → A.Pairing → Set A.N
the set of type (II) simplices
true
Std.DHashMap.Internal.Raw₀.getKey_filter
Std.Data.DHashMap.Internal.RawLemmas
∀ {α : Type u} {β : α → Type v} (m : Std.DHashMap.Internal.Raw₀ α β) [inst : BEq α] [inst_1 : Hashable α] [inst_2 : EquivBEq α] [inst_3 : LawfulHashable α] {f : (a : α) → β a → Bool} {k : α} (h : (↑m).WF) {h' : (Std.DHashMap.Internal.Raw₀.filter f m).contains k = true}, (Std.DHashMap.Internal.Raw₀.filter f m).get...
null
true
_private.Lean.Elab.Tactic.RCases.0.Lean.Elab.Tactic.RCases.rintroContinue.loop._unsafe_rec
Lean.Elab.Tactic.RCases
{α : Type} → Lean.Syntax → Lean.TSyntaxArray `rintroPat → Option Lean.Term → (Lean.MVarId → Lean.Meta.FVarSubst → Array Lean.FVarId → α → Lean.Elab.TermElabM α) → ℕ → Lean.MVarId → Lean.Meta.FVarSubst → Array Lean.FVarId → α → Lean.Elab.TermElabM α
null
false
_private.Mathlib.Combinatorics.SetFamily.Shadow.0.Finset.upShadow_compls._simp_1_2
Mathlib.Combinatorics.SetFamily.Shadow
∀ {α : Type u_1} [inst : DecidableEq α] [inst_1 : Fintype α] {𝒜 : Finset (Finset α)} {t : Finset α}, (t ∈ 𝒜.upShadow) = ∃ s ∈ 𝒜, ∃ a ∉ s, insert a s = t
null
false
CentroidHom.toEndRingHom_apply
Mathlib.Algebra.Ring.CentroidHom
∀ (α : Type u_5) [inst : NonUnitalNonAssocSemiring α] (f : CentroidHom α), (CentroidHom.toEndRingHom α) f = f.toEnd
null
true
IntermediateField.eq_of_le_of_finrank_eq
Mathlib.FieldTheory.IntermediateField.Algebraic
∀ {K : Type u_1} {L : Type u_2} [inst : Field K] [inst_1 : Field L] [inst_2 : Algebra K L] {F E : IntermediateField K L} [FiniteDimensional K ↥E], F ≤ E → Module.finrank K ↥F = Module.finrank K ↥E → F = E
If `F ≤ E` are two intermediate fields of `L / K` such that `[F : K] = [E : K]` are finite, then `F = E`.
true
Mathlib.Tactic.Order.AtomicFact.isTop.sizeOf_spec
Mathlib.Tactic.Order.CollectFacts
∀ (idx : ℕ), sizeOf (Mathlib.Tactic.Order.AtomicFact.isTop idx) = 1 + sizeOf idx
null
true
Std.TreeMap.Raw.instForMProdOfMonad
Std.Data.TreeMap.Raw.Basic
{α : Type u} → {β : Type v} → {cmp : α → α → Ordering} → {m : Type w → Type w₂} → [Monad m] → ForM m (Std.TreeMap.Raw α β cmp) (α × β)
null
true
HomotopicalAlgebra.instHasTwoOutOfThreePropertyFullSubcategoryWeakEquivalences
Mathlib.AlgebraicTopology.ModelCategory.CategoryWithCofibrations
∀ (C : Type u) [inst : CategoryTheory.Category.{v, u} C] [inst_1 : HomotopicalAlgebra.CategoryWithWeakEquivalences C] {P : CategoryTheory.ObjectProperty C} [(HomotopicalAlgebra.weakEquivalences C).HasTwoOutOfThreeProperty], (HomotopicalAlgebra.weakEquivalences P.FullSubcategory).HasTwoOutOfThreeProperty
null
true
Lean.Grind.ISize.natCast
Init.GrindInstances.Ring.SInt
NatCast ISize
null
true
CategoryTheory.SingleFunctors.shiftIso_zero_hom_app
Mathlib.CategoryTheory.Shift.SingleFunctors
∀ {C : Type u_1} {D : Type u_2} [inst : CategoryTheory.Category.{v_1, u_1} C] [inst_1 : CategoryTheory.Category.{v_2, u_2} D] {A : Type u_5} [inst_2 : AddMonoid A] [inst_3 : CategoryTheory.HasShift D A] (F : CategoryTheory.SingleFunctors C D A) (a : A) (X : C), (F.shiftIso 0 a a ⋯).hom.app X = (CategoryTheory.shi...
null
true
LieModule.maxTrivEquiv._proof_1
Mathlib.Algebra.Lie.Abelian
∀ {R : Type u_2} {L : Type u_3} {M : Type u_1} {N : Type u_4} [inst : CommRing R] [inst_1 : LieRing L] [inst_2 : LieAlgebra R L] [inst_3 : AddCommGroup M] [inst_4 : Module R M] [inst_5 : LieRingModule L M] [inst_6 : LieModule R L M] [inst_7 : AddCommGroup N] [inst_8 : Module R N] [inst_9 : LieRingModule L N] [ins...
null
false
Finsupp.comapDomain_inl_sumElim
Mathlib.Data.Finsupp.Basic
∀ {α : Type u_1} {β : Type u_2} {γ : Type u_3} [inst : Zero γ] (f : α →₀ γ) (g : β →₀ γ), Finsupp.comapDomain Sum.inl (f.sumElim g) ⋯ = f
null
true
Std.TreeMap.le_minKey!
Std.Data.TreeMap.Lemmas
∀ {α : Type u} {β : Type v} {cmp : α → α → Ordering} {t : Std.TreeMap α β cmp} [Std.TransCmp cmp] [inst : Inhabited α], t.isEmpty = false → ∀ {k : α}, (cmp k t.minKey!).isLE = true ↔ ∀ k' ∈ t, (cmp k k').isLE = true
null
true
_private.Std.Data.DTreeMap.Internal.Lemmas.0.Std.DTreeMap.Internal.Impl.getKey_eq_getKeyD._simp_1_2
Std.Data.DTreeMap.Internal.Lemmas
∀ {α : Type u} {instOrd : Ord α} {a b : α}, (compare a b ≠ Ordering.eq) = ((a == b) = false)
null
false
IsChain.succ
Mathlib.Order.Preorder.Chain
∀ {α : Type u_1} {r : α → α → Prop} {s : Set α}, IsChain r s → IsChain r (SuccChain r s)
null
true