mathlib-initiative/mathlib-tactics huggingface dataset:
Module: Mathlib.Topology.Sheaves.Stalks

Goal state before:
pp: C : Type u
inst✝³ : Category.{v, u} C
inst✝² : HasColimits C
X : TopCat
FC : C → C → Type u_1
CC : C → Type v
inst✝¹ : (X Y : C) → FunLike (FC X Y) (CC X) (CC Y)
instCC : ConcreteCategory C FC
inst✝ : PreservesFilteredColimits (forget C)
B : Set (Opens ↑X)
hB : Opens.IsBasis B
F : Presheaf C X
x : ↑X
U : Opens ↑X
hxU : x ∈ U
s : ToType (F.obj (op U))
V : Opens ↑X
hV : V ∈ B
hxV : x ∈ ↑V
hVU : ↑V ⊆ ↑U
⊢ (ConcreteCategory.hom (F.germ V x hxV)) ((ConcreteCategory.hom (F.map (homOfLE hVU).op)) s) =
    (ConcreteCategory.hom (F.germ U x hxU)) s

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Sheaves.Stalks

Goal state before:
pp: C : Type u
inst✝³ : Category.{v, u} C
inst✝² : HasColimits C
X : TopCat
FC : C → C → Type u_1
CC : C → Type v
inst✝¹ : (X Y : C) → FunLike (FC X Y) (CC X) (CC Y)
instCC : ConcreteCategory C FC
inst✝ : PreservesFilteredColimits (forget C)
B : Set (Opens ↑X)
hB : Opens.IsBasis B
F : Presheaf C X
x : ↑X
t : ToType (F.stalk x)
⊢ ∃ U, ∃ (m : x ∈ U) (_ : U ∈ B), ∃ s, (ConcreteCategory.hom (F.germ U x m)) s = t

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Sheaves.Stalks

Goal state before:
pp: C : Type u
inst✝³ : Category.{v, u} C
inst✝² : HasColimits C
X : TopCat
FC : C → C → Type u_1
CC : C → Type v
inst✝¹ : (X Y : C) → FunLike (FC X Y) (CC X) (CC Y)
instCC : ConcreteCategory C FC
inst✝ : PreservesFilteredColimits (forget C)
B : Set (Opens ↑X)
hB : Opens.IsBasis B
F : Presheaf C X
U V : Opens ↑X
x : ↑X
mU : x ∈ U
mV : x ∈ V
s : ToType (F.obj (op U))
t : ToType (F.obj (op V))
h : (ConcreteCategory.hom (F.germ U x mU)) s = (ConcreteCategory.hom (F.germ V x mV)) t
⊢ ∃ W,
    ∃ (_ : x ∈ W) (_ : W ∈ B) (hWU : W ≤ U) (hWV : W ≤ V),
      (ConcreteCategory.hom (F.map (homOfLE hWU).op)) s = (ConcreteCategory.hom (F.map (homOfLE hWV).op)) t

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Algebra.Module.Basic

Goal state before:
pp: R : Type u_1
M : Type u_2
inst✝⁷ : Ring R
inst✝⁶ : TopologicalSpace R
inst✝⁵ : TopologicalSpace M
inst✝⁴ : AddCommGroup M
inst✝³ : ContinuousAdd M
inst✝² : Module R M
inst✝¹ : ContinuousSMul R M
inst✝ : (𝓝[{x | IsUnit x}] 0).NeBot
s : Submodule R M
hs : (interior ↑s).Nonempty
⊢ s = ⊤

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Sheaves.Stalks

Goal state before:
pp: C : Type u
inst✝³ : Category.{v, u} C
inst✝² : HasColimits C
X : TopCat
FC : C → C → Type u_1
CC : C → Type v
inst✝¹ : (X Y : C) → FunLike (FC X Y) (CC X) (CC Y)
instCC : ConcreteCategory C FC
inst✝ : PreservesFilteredColimits (forget C)
B : Set (Opens ↑X)
hB : Opens.IsBasis B
F G : Presheaf C X
α : F ⟶ G
hα : ∀ U ∈ B, Function.Injective ⇑(ConcreteCategory.hom (α.app (op U)))
x : ↑X
⊢ Function.Injective ⇑(ConcreteCategory.hom ((stalkFunctor C x).map α))

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Algebra.Module.Basic

Goal state before:
pp: R : Type u_1
M : Type u_2
inst✝¹⁰ : Ring R
inst✝⁹ : TopologicalSpace R
inst✝⁸ : TopologicalSpace M
inst✝⁷ : AddCommGroup M
inst✝⁶ : ContinuousAdd M
inst✝⁵ : Module R M
inst✝⁴ : ContinuousSMul R M
inst✝³ : IsDomain R
inst✝² : Nontrivial M
inst✝¹ : (𝓝[≠] 0).NeBot
inst✝ : IsTorsionFree R M
x : M
⊢ (𝓝[≠] x).NeBot

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Algebra.Module.Basic

Goal state before:
pp: R : Type u_1
M : Type u_2
inst✝⁷ : AddCommMonoid M
inst✝⁶ : Semiring R
inst✝⁵ : Module R M
inst✝⁴ : TopologicalSpace M
inst✝³ : TopologicalSpace R
inst✝² : SeparableSpace R
inst✝¹ : ContinuousAdd M
inst✝ : ContinuousSMul R M
s : Set M
hs : IsSeparable s
n : ℕ
⊢ IsSeparable {f | ∀ (i : Fin n), f i ∈ Set.univ ×ˢ s}

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Sheaves.Stalks

Goal state before:
pp: C : Type u
inst✝⁶ : Category.{v, u} C
inst✝⁵ : HasColimits C
X : TopCat
FC : C → C → Type u_1
CC : C → Type v
inst✝⁴ : (X Y : C) → FunLike (FC X Y) (CC X) (CC Y)
instCC : ConcreteCategory C FC
inst✝³ : PreservesFilteredColimits (forget C)
inst✝² : HasLimits C
inst✝¹ : PreservesLimits (forget C)
inst✝ : (forget C).ReflectsIsomorphisms
F : Sheaf C X
U : Opens ↑X
s t : ToType (F.obj.obj (op U))
h :
  ∀ (x : ↑X) (hx : x ∈ U),
    (ConcreteCategory.hom (F.presheaf.germ U x hx)) s = (ConcreteCategory.hom (F.presheaf.germ U x hx)) t
⊢ s = t

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Algebra.Module.Basic

Goal state before:
pp: R : Type u_1
M : Type u_2
inst✝⁷ : AddCommMonoid M
inst✝⁶ : Semiring R
inst✝⁵ : Module R M
inst✝⁴ : TopologicalSpace M
inst✝³ : TopologicalSpace R
inst✝² : SeparableSpace R
inst✝¹ : ContinuousAdd M
inst✝ : ContinuousSMul R M
s : Set M
hs : IsSeparable s
⊢ IsSeparable ↑(Submodule.span R s)

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Sheaves.Stalks

Goal state before:
pp: C : Type u
inst✝⁶ : Category.{v, u} C
inst✝⁵ : HasColimits C
X : TopCat
FC : C → C → Type u_1
CC : C → Type v
inst✝⁴ : (X Y : C) → FunLike (FC X Y) (CC X) (CC Y)
instCC : ConcreteCategory C FC
inst✝³ : PreservesFilteredColimits (forget C)
inst✝² : HasLimits C
inst✝¹ : PreservesLimits (forget C)
inst✝ : (forget C).ReflectsIsomorphisms
F : Sheaf C X
G : Presheaf C X
f : F.obj ⟶ G
U : Opens ↑X
h : ∀ x ∈ U, Function.Injective ⇑(ConcreteCategory.hom ((stalkFunctor C x).map f))
s t : CC (F.obj.obj (op U))
hst : (ConcreteCategory.hom (f.app (op U))) s = (ConcreteCategory.hom (f.app (op U))) t
x : ↑X
hx : x ∈ U
⊢ (ConcreteCategory.hom ((stalkFunctor C x).map f)) ((ConcreteCategory.hom (F.presheaf.germ U x hx)) s) =
    (ConcreteCategory.hom ((stalkFunctor C x).map f)) ((ConcreteCategory.hom (F.presheaf.germ U x hx)) t)

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Algebra.Module.Basic

Goal state before:
pp: R : Type u
M : Type v
inst✝⁵ : Semiring R
inst✝⁴ : TopologicalSpace M
inst✝³ : AddCommMonoid M
inst✝² : Module R M
inst✝¹ : ContinuousConstSMul R M
inst✝ : ContinuousAdd M
s : Set M
⊢ closure[inst✝⁴] s ⊆ ↑(span R s).topologicalClosure

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Algebra.Module.Basic

Goal state before:
pp: R : Type u
M : Type v
inst✝⁵ : Semiring R
inst✝⁴ : TopologicalSpace M
inst✝³ : AddCommMonoid M
inst✝² : Module R M
inst✝¹ : ContinuousConstSMul R M
inst✝ : ContinuousAdd M
s : Submodule R M
⊢ Dense ↑s ↔ s.topologicalClosure = ⊤

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Algebra.Module.Basic

Goal state before:
pp: R : Type u
M : Type v
inst✝⁵ : Semiring R
inst✝⁴ : TopologicalSpace M
inst✝³ : AddCommMonoid M
inst✝² : Module R M
inst✝¹ : ContinuousConstSMul R M
inst✝ : ContinuousAdd M
s : Submodule R M
hs : IsCoatom s
⊢ IsClosed[inst✝⁴] ↑s ∨ Dense ↑s

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Algebra.Module.Basic

Goal state before:
pp: ι : Type u_1
R : Type u_2
M : ι → Type u_3
inst✝⁴ : Semiring R
inst✝³ : (i : ι) → AddCommMonoid (M i)
inst✝² : (i : ι) → Module R (M i)
inst✝¹ : (i : ι) → TopologicalSpace (M i)
inst✝ : DecidableEq ι
s : (i : ι) → Submodule R (M i)
⊢ closure[Pi.topologicalSpace] ↑(⨆ i, map (LinearMap.single R M i) (s i)) = Set.univ.pi fun i ↦ closure[inst✝¹ i] ↑(s i)

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Algebra.Module.Basic

Goal state before:
pp: ι : Type u_1
R : Type u_2
M : Type u_3
inst✝⁷ : Finite ι
inst✝⁶ : Semiring R
inst✝⁵ : TopologicalSpace R
inst✝⁴ : AddCommMonoid M
inst✝³ : Module R M
inst✝² : TopologicalSpace M
inst✝¹ : ContinuousAdd M
inst✝ : ContinuousSMul R M
f : (ι → R) →ₗ[R] M
val✝ : Fintype ι
⊢ ⇑f = fun x ↦ ∑ i, x i • f fun j ↦ if i = j then 1 else 0

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Sheaves.Stalks

Goal state before:
pp: C : Type u
inst✝⁶ : Category.{v, u} C
inst✝⁵ : HasColimits C
X : TopCat
FC : C → C → Type u_1
CC : C → Type v
inst✝⁴ : (X Y : C) → FunLike (FC X Y) (CC X) (CC Y)
instCC : ConcreteCategory C FC
inst✝³ : PreservesFilteredColimits (forget C)
inst✝² : HasLimits C
inst✝¹ : PreservesLimits (forget C)
inst✝ : (forget C).ReflectsIsomorphisms
F G : Sheaf C X
f : F ⟶ G
U : Opens ↑X
hinj : ∀ x ∈ U, Function.Injective ⇑(ConcreteCategory.hom ((stalkFunctor C x).map f.hom))
hsurj :
  ∀ (t : CC (G.obj.obj (op U))) (x : ↥U),
    ∃ V,
      ∃ (_ : ↑x ∈ V), ∃ iVU s, (ConcreteCategory.hom (f.hom.app (op V))) s = (ConcreteCategory.hom (G.obj.map iVU.op)) t
t : CC (G.obj.obj (op U))
V : ↥U → Opens ↑X
mV : ∀ (x : ↥U), ↑x ∈ V x
iVU : (x : ↥U) → V x ⟶ U
sf : (x : ↥U) → ToType (F.obj.obj (op (V x)))
heq : ∀ (x : ↥U), (ConcreteCategory.hom (f.hom.app (op (V x)))) (sf x) = (ConcreteCategory.hom (G.obj.map (iVU x).op)) t
⊢ U ≤ iSup V

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Algebra.Module.Basic

Goal state before:
pp: ι : Type u_1
R : Type u_2
M : Type u_3
inst✝⁷ : Finite ι
inst✝⁶ : Semiring R
inst✝⁵ : TopologicalSpace R
inst✝⁴ : AddCommMonoid M
inst✝³ : Module R M
inst✝² : TopologicalSpace M
inst✝¹ : ContinuousAdd M
inst✝ : ContinuousSMul R M
f : (ι → R) →ₗ[R] M
⊢ Continuous[Pi.topologicalSpace, inst✝²] ⇑f

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Algebra.Module.Basic

Goal state before:
pp: R : Type u_1
M : Type u_2
inst✝⁶ : Ring R
inst✝⁵ : AddCommGroup M
inst✝⁴ : Module R M
inst✝³ : TopologicalSpace M
S : Submodule R M
inst✝² : TopologicalSpace R
inst✝¹ : IsTopologicalAddGroup M
inst✝ : ContinuousSMul R M
⊢ Continuous[instTopologicalSpaceProd, QuotientModule.Quotient.topologicalSpace S] fun p ↦ p.1 • p.2

Tactic:
by

Goal state after:
Module: Mathlib.Data.FunLike.Ring

Goal state before:
pp: F : Type u_1
α : Type u_2
inst✝⁸ : FunLike F α α
inst✝⁷ : Zero F
inst✝⁶ : One F
inst✝⁵ : Mul F
inst✝⁴ : Zero α
inst✝³ : IsZeroApply F α α
inst✝² : IsOneApplyEqSelf F α
inst✝¹ : IsMulApplyEqComp F α
inst✝ : ZeroHomClass F α α
x✝² x✝¹ x✝ : F
⊢ x✝² * x✝¹ * x✝ = x✝² * (x✝¹ * x✝)

Tactic:
by

Goal state after:
Module: Mathlib.Data.FunLike.Ring

Goal state before:
pp: F : Type u_1
α : Type u_2
inst✝⁸ : FunLike F α α
inst✝⁷ : Zero F
inst✝⁶ : One F
inst✝⁵ : Mul F
inst✝⁴ : Zero α
inst✝³ : IsZeroApply F α α
inst✝² : IsOneApplyEqSelf F α
inst✝¹ : IsMulApplyEqComp F α
inst✝ : ZeroHomClass F α α
x✝ : F
⊢ 1 * x✝ = x✝

Tactic:
by

Goal state after:
Module: Mathlib.Data.FunLike.Ring

Goal state before:
pp: F : Type u_1
α : Type u_2
inst✝⁸ : FunLike F α α
inst✝⁷ : Zero F
inst✝⁶ : One F
inst✝⁵ : Mul F
inst✝⁴ : Zero α
inst✝³ : IsZeroApply F α α
inst✝² : IsOneApplyEqSelf F α
inst✝¹ : IsMulApplyEqComp F α
inst✝ : ZeroHomClass F α α
x✝ : F
⊢ x✝ * 1 = x✝

Tactic:
by

Goal state after:
Module: Mathlib.Data.FunLike.Ring

Goal state before:
pp: F : Type u_1
α : Type u_2
inst✝⁸ : FunLike F α α
inst✝⁷ : Zero F
inst✝⁶ : One F
inst✝⁵ : Mul F
inst✝⁴ : Zero α
inst✝³ : IsZeroApply F α α
inst✝² : IsOneApplyEqSelf F α
inst✝¹ : IsMulApplyEqComp F α
inst✝ : ZeroHomClass F α α
x✝ : F
⊢ 0 * x✝ = 0

Tactic:
by

Goal state after:
Module: Mathlib.Data.FunLike.Ring

Goal state before:
pp: F : Type u_1
α : Type u_2
inst✝⁸ : FunLike F α α
inst✝⁷ : Zero F
inst✝⁶ : One F
inst✝⁵ : Mul F
inst✝⁴ : Zero α
inst✝³ : IsZeroApply F α α
inst✝² : IsOneApplyEqSelf F α
inst✝¹ : IsMulApplyEqComp F α
inst✝ : ZeroHomClass F α α
f : F
⊢ f * 0 = 0

Tactic:
by

Goal state after:
Module: Mathlib.Data.FunLike.Ring

Goal state before:
pp: F : Type u_1
α : Type u_2
inst✝¹⁴ : FunLike F α α
inst✝¹³ : Zero F
inst✝¹² : One F
inst✝¹¹ : Mul F
inst✝¹⁰ : Add F
inst✝⁹ : AddCommMonoid α
inst✝⁸ : IsZeroApply F α α
inst✝⁷ : IsAddApply F α α
inst✝⁶ : IsOneApplyEqSelf F α
inst✝⁵ : IsMulApplyEqComp F α
inst✝⁴ : SMul ℕ F
inst✝³ : IsSMulApply ℕ F α α
inst✝² : AddMonoidHomClass F α α
inst✝¹ : NatCast F
inst✝ : IsNatCastApply F α
f g h : F
⊢ f * (g + h) = f * g + f * h

Tactic:
by

Goal state after:
Module: Mathlib.Data.FunLike.Ring

Goal state before:
pp: F : Type u_1
α : Type u_2
inst✝¹⁴ : FunLike F α α
inst✝¹³ : Zero F
inst✝¹² : One F
inst✝¹¹ : Mul F
inst✝¹⁰ : Add F
inst✝⁹ : AddCommMonoid α
inst✝⁸ : IsZeroApply F α α
inst✝⁷ : IsAddApply F α α
inst✝⁶ : IsOneApplyEqSelf F α
inst✝⁵ : IsMulApplyEqComp F α
inst✝⁴ : SMul ℕ F
inst✝³ : IsSMulApply ℕ F α α
inst✝² : AddMonoidHomClass F α α
inst✝¹ : NatCast F
inst✝ : IsNatCastApply F α
x✝² x✝¹ x✝ : F
⊢ (x✝² + x✝¹) * x✝ = x✝² * x✝ + x✝¹ * x✝

Tactic:
by

Goal state after:
Module: Mathlib.Data.FunLike.Ring

Goal state before:
pp: F : Type u_1
α : Type u_2
inst✝¹⁴ : FunLike F α α
inst✝¹³ : Zero F
inst✝¹² : One F
inst✝¹¹ : Mul F
inst✝¹⁰ : Add F
inst✝⁹ : AddCommMonoid α
inst✝⁸ : IsZeroApply F α α
inst✝⁷ : IsAddApply F α α
inst✝⁶ : IsOneApplyEqSelf F α
inst✝⁵ : IsMulApplyEqComp F α
inst✝⁴ : SMul ℕ F
inst✝³ : IsSMulApply ℕ F α α
inst✝² : AddMonoidHomClass F α α
inst✝¹ : NatCast F
inst✝ : IsNatCastApply F α
⊢ ↑0 = 0

Tactic:
by

Goal state after:
Module: Mathlib.Data.FunLike.Ring

Goal state before:
pp: F : Type u_1
α : Type u_2
inst✝¹⁴ : FunLike F α α
inst✝¹³ : Zero F
inst✝¹² : One F
inst✝¹¹ : Mul F
inst✝¹⁰ : Add F
inst✝⁹ : AddCommMonoid α
inst✝⁸ : IsZeroApply F α α
inst✝⁷ : IsAddApply F α α
inst✝⁶ : IsOneApplyEqSelf F α
inst✝⁵ : IsMulApplyEqComp F α
inst✝⁴ : SMul ℕ F
inst✝³ : IsSMulApply ℕ F α α
inst✝² : AddMonoidHomClass F α α
inst✝¹ : NatCast F
inst✝ : IsNatCastApply F α
n : ℕ
⊢ ↑(n + 1) = ↑n + 1

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Sheaves.SheafCondition.PairwiseIntersections

Goal state before:
pp: C : Type u_1
inst✝ : Category.{v_1, u_1} C
X : TopCat
F : Sheaf C X
U V : Opens ↑X
s : PullbackCone (F.obj.map (homOfLE ⋯).op) (F.obj.map (homOfLE ⋯).op)
⊢ s.pt ⟶ F.obj.obj (op (U ⊔ V))

Tactic:
by

Goal state after:
Module: Mathlib.Data.FunLike.Ring

Goal state before:
pp: F : Type u_1
α : Type u_2
inst✝²² : FunLike F α α
inst✝²¹ : Zero F
inst✝²⁰ : One F
inst✝¹⁹ : Mul F
inst✝¹⁸ : Add F
inst✝¹⁷ : Neg F
inst✝¹⁶ : Sub F
inst✝¹⁵ : AddCommGroup α
inst✝¹⁴ : IsZeroApply F α α
inst✝¹³ : IsAddApply F α α
inst✝¹² : IsOneApplyEqSelf F α
inst✝¹¹ : IsMulApplyEqComp F α
inst✝¹⁰ : IsNegApply F α α
inst✝⁹ : IsSubApply F α α
inst✝⁸ : SMul ℕ F
inst✝⁷ : IsSMulApply ℕ F α α
inst✝⁶ : SMul ℤ F
inst✝⁵ : IsSMulApply ℤ F α α
inst✝⁴ : AddMonoidHomClass F α α
inst✝³ : NatCast F
inst✝² : IsNatCastApply F α
inst✝¹ : IntCast F
inst✝ : IsIntCastApply F α
x✝ : ℕ
⊢ IntCast.intCast ↑x✝ = ↑x✝

Tactic:
by

Goal state after:
Module: Mathlib.Data.FunLike.Ring

Goal state before:
pp: F : Type u_1
α : Type u_2
inst✝²² : FunLike F α α
inst✝²¹ : Zero F
inst✝²⁰ : One F
inst✝¹⁹ : Mul F
inst✝¹⁸ : Add F
inst✝¹⁷ : Neg F
inst✝¹⁶ : Sub F
inst✝¹⁵ : AddCommGroup α
inst✝¹⁴ : IsZeroApply F α α
inst✝¹³ : IsAddApply F α α
inst✝¹² : IsOneApplyEqSelf F α
inst✝¹¹ : IsMulApplyEqComp F α
inst✝¹⁰ : IsNegApply F α α
inst✝⁹ : IsSubApply F α α
inst✝⁸ : SMul ℕ F
inst✝⁷ : IsSMulApply ℕ F α α
inst✝⁶ : SMul ℤ F
inst✝⁵ : IsSMulApply ℤ F α α
inst✝⁴ : AddMonoidHomClass F α α
inst✝³ : NatCast F
inst✝² : IsNatCastApply F α
inst✝¹ : IntCast F
inst✝ : IsIntCastApply F α
n : ℕ
⊢ IntCast.intCast (Int.negSucc n) = -↑(n + 1)

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Sheaves.SheafCondition.PairwiseIntersections

Goal state before:
pp: C : Type u_1
inst✝ : Category.{v_1, u_1} C
X : TopCat
F : Sheaf C X
U V : Opens ↑X
s : PullbackCone (F.obj.map (homOfLE ⋯).op) (F.obj.map (homOfLE ⋯).op)
⊢ F.interUnionPullbackConeLift U V s ≫ F.obj.map (homOfLE ⋯).op = s.fst

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Sheaves.SheafCondition.PairwiseIntersections

Goal state before:
pp: C : Type u_1
inst✝ : Category.{v_1, u_1} C
X : TopCat
F : Sheaf C X
U V : Opens ↑X
s : PullbackCone (F.obj.map (homOfLE ⋯).op) (F.obj.map (homOfLE ⋯).op)
⊢ F.interUnionPullbackConeLift U V s ≫ F.obj.map (homOfLE ⋯).op = s.snd

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Sheaves.SheafCondition.PairwiseIntersections

Goal state before:
pp: C : Type u_1
inst✝ : Category.{v_1, u_1} C
X : TopCat
F : Sheaf C X
U V : Opens ↑X
s : PullbackCone (F.obj.map (homOfLE ⋯).op) (F.obj.map (homOfLE ⋯).op)
ι : ULift.{w, 0} WalkingPair → Opens ↑X :=
  fun x ↦
    match x with
    | { down := j } => WalkingPair.casesOn j U V
⊢ U ⊔ V = iSup ι

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Sheaves.Stalks

Goal state before:
pp: C : Type u
inst✝⁶ : Category.{v, u} C
inst✝⁵ : HasColimits C
X : TopCat
FC : C → C → Type u_1
CC : C → Type v
inst✝⁴ : (X Y : C) → FunLike (FC X Y) (CC X) (CC Y)
instCC : ConcreteCategory C FC
inst✝³ : PreservesFilteredColimits (forget C)
inst✝² : HasLimits C
inst✝¹ : PreservesLimits (forget C)
inst✝ : (forget C).ReflectsIsomorphisms
F G : Sheaf C X
f : F ⟶ G
U : Opens ↑X
hinj : ∀ x ∈ U, Function.Injective ⇑(ConcreteCategory.hom ((stalkFunctor C x).map f.hom))
hsurj :
  ∀ (t : CC (G.obj.obj (op U))) (x : ↥U),
    ∃ V,
      ∃ (_ : ↑x ∈ V), ∃ iVU s, (ConcreteCategory.hom (f.hom.app (op V))) s = (ConcreteCategory.hom (G.obj.map iVU.op)) t
t : CC (G.obj.obj (op U))
V : ↥U → Opens ↑X
mV : ∀ (x : ↥U), ↑x ∈ V x
iVU : (x : ↥U) → V x ⟶ U
sf : (x : ↥U) → ToType (F.obj.obj (op (V x)))
heq : ∀ (x : ↥U), (ConcreteCategory.hom (f.hom.app (op (V x)))) (sf x) = (ConcreteCategory.hom (G.obj.map (iVU x).op)) t
V_cover : U ≤ iSup V
this : IsCompatible F.obj V sf
⊢ ∃ a, (ConcreteCategory.hom (f.hom.app (op U))) a = t

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Sheaves.Stalks

Goal state before:
pp: C : Type u
inst✝⁶ : Category.{v, u} C
inst✝⁵ : HasColimits C
X : TopCat
FC : C → C → Type u_1
CC : C → Type v
inst✝⁴ : (X Y : C) → FunLike (FC X Y) (CC X) (CC Y)
instCC : ConcreteCategory C FC
inst✝³ : PreservesFilteredColimits (forget C)
inst✝² : HasLimits C
inst✝¹ : PreservesLimits (forget C)
inst✝ : (forget C).ReflectsIsomorphisms
F G : Sheaf C X
f : F ⟶ G
U : Opens ↑X
hinj : ∀ x ∈ U, Function.Injective ⇑(ConcreteCategory.hom ((stalkFunctor C x).map f.hom))
hsurj :
  ∀ (t : CC (G.obj.obj (op U))),
    ∀ x ∈ U,
      ∃ V,
        ∃ (_ : x ∈ V),
          ∃ iVU s, (ConcreteCategory.hom (f.hom.app (op V))) s = (ConcreteCategory.hom (G.obj.map iVU.op)) t
⊢ Function.Surjective ⇑(ConcreteCategory.hom (f.hom.app (op U)))

Tactic:
by

Goal state after:
Module: Mathlib.Algebra.Category.ModuleCat.Stalk

Goal state before:
pp: C : Type u_1
inst✝² : SmallCategory C
inst✝¹ : IsFiltered C
R : C ⥤ RingCat
M : C ⥤ Ab
inst✝ : (i : C) → Module ↑(R.obj i) ↑(M.obj i)
H :
  ∀ {i j : C} (f : i ⟶ j) (r : ↑(R.obj i)) (m : ↑(M.obj i)),
    (ConcreteCategory.hom (M.map f)) (r • m) = (ConcreteCategory.hom (R.map f)) r • (ConcreteCategory.hom (M.map f)) m
r : (R ⋙ forget RingCat).ColimitType
m : (M ⋙ forget Ab).ColimitType
⊢ (M ⋙ forget Ab).ColimitType

Tactic:
by

Goal state after:
Module: Mathlib.Algebra.Category.ModuleCat.Stalk

Goal state before:
pp: C : Type u_1
inst✝² : SmallCategory C
inst✝¹ : IsFiltered C
R : C ⥤ RingCat
M : C ⥤ Ab
inst✝ : (i : C) → Module ↑(R.obj i) ↑(M.obj i)
H :
  ∀ {i j : C} (f : i ⟶ j) (r : ↑(R.obj i)) (m : ↑(M.obj i)),
    (ConcreteCategory.hom (M.map f)) (r • m) = (ConcreteCategory.hom (R.map f)) r • (ConcreteCategory.hom (M.map f)) m
r s : ↑(RingCat.FilteredColimits.colimit R)
m : ↑(AddCommGrpCat.FilteredColimits.colimit M)
⊢ ∀ (a b : (j : C) × (((R ⋙ forget₂ RingCat SemiRingCat) ⋙ forget₂ SemiRingCat MonCat) ⋙ forget MonCat).obj j)
    (c : (j : C) × (((M ⋙ forget₂ AddCommGrpCat AddGrpCat) ⋙ forget₂ AddGrpCat AddMonCat) ⋙ forget AddMonCat).obj j),
    (Quot.mk (((R ⋙ forget₂ RingCat SemiRingCat) ⋙ forget₂ SemiRingCat MonCat) ⋙ forget MonCat).ColimitTypeRel a *
          Quot.mk (((R ⋙ forget₂ RingCat SemiRingCat) ⋙ forget₂ SemiRingCat MonCat) ⋙ forget MonCat).ColimitTypeRel b) •
        Quot.mk
          (((M ⋙ forget₂ AddCommGrpCat AddGrpCat) ⋙ forget₂ AddGrpCat AddMonCat) ⋙ forget AddMonCat).ColimitTypeRel c =
      Quot.mk (((R ⋙ forget₂ RingCat SemiRingCat) ⋙ forget₂ SemiRingCat MonCat) ⋙ forget MonCat).ColimitTypeRel a •
        Quot.mk (((R ⋙ forget₂ RingCat SemiRingCat) ⋙ forget₂ SemiRingCat MonCat) ⋙ forget MonCat).ColimitTypeRel b •
          Quot.mk
            (((M ⋙ forget₂ AddCommGrpCat AddGrpCat) ⋙ forget₂ AddGrpCat AddMonCat) ⋙ forget AddMonCat).ColimitTypeRel c

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Sheaves.Stalks

Goal state before:
pp: C : Type u
inst✝⁶ : Category.{v, u} C
inst✝⁵ : HasColimits C
X : TopCat
FC : C → C → Type u_1
CC : C → Type v
inst✝⁴ : (X Y : C) → FunLike (FC X Y) (CC X) (CC Y)
instCC : ConcreteCategory C FC
inst✝³ : PreservesFilteredColimits (forget C)
inst✝² : HasLimits C
inst✝¹ : PreservesLimits (forget C)
inst✝ : (forget C).ReflectsIsomorphisms
F G : Sheaf C X
f : F ⟶ G
U : Opens ↑X
h : ∀ x ∈ U, Function.Bijective ⇑(ConcreteCategory.hom ((stalkFunctor C x).map f.hom))
⊢ Function.Surjective ⇑(ConcreteCategory.hom (f.hom.app (op U)))

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Sheaves.Stalks

Goal state before:
pp: C : Type u
inst✝⁷ : Category.{v, u} C
inst✝⁶ : HasColimits C
X : TopCat
FC : C → C → Type u_1
CC : C → Type v
inst✝⁵ : (X Y : C) → FunLike (FC X Y) (CC X) (CC Y)
instCC : ConcreteCategory C FC
inst✝⁴ : PreservesFilteredColimits (forget C)
inst✝³ : HasLimits C
inst✝² : PreservesLimits (forget C)
inst✝¹ : (forget C).ReflectsIsomorphisms
F G : Sheaf C X
f : F ⟶ G
U : Opens ↑X
inst✝ : ∀ (x : ↥U), IsIso ((stalkFunctor C ↑x).map f.hom)
this : IsIso ((forget C).map (f.hom.app (op U)))
⊢ IsIso (f.hom.app (op U))

Tactic:
by

Goal state after:
Module: Mathlib.Algebra.Category.ModuleCat.Stalk

Goal state before:
pp: C : Type u_1
inst✝² : SmallCategory C
inst✝¹ : IsFiltered C
R : C ⥤ RingCat
M : C ⥤ Ab
inst✝ : (i : C) → Module ↑(R.obj i) ↑(M.obj i)
H :
  ∀ {i j : C} (f : i ⟶ j) (r : ↑(R.obj i)) (m : ↑(M.obj i)),
    (ConcreteCategory.hom (M.map f)) (r • m) = (ConcreteCategory.hom (R.map f)) r • (ConcreteCategory.hom (M.map f)) m
m : ↑(AddCommGrpCat.FilteredColimits.colimit M)
⊢ ∀ (a : (j : C) × (((M ⋙ forget₂ AddCommGrpCat AddGrpCat) ⋙ forget₂ AddGrpCat AddMonCat) ⋙ forget AddMonCat).obj j),
    1 •
        Quot.mk
          (((M ⋙ forget₂ AddCommGrpCat AddGrpCat) ⋙ forget₂ AddGrpCat AddMonCat) ⋙ forget AddMonCat).ColimitTypeRel a =
      Quot.mk (((M ⋙ forget₂ AddCommGrpCat AddGrpCat) ⋙ forget₂ AddGrpCat AddMonCat) ⋙ forget AddMonCat).ColimitTypeRel
        a

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Sheaves.Stalks

Goal state before:
pp: C : Type u
inst✝⁷ : Category.{v, u} C
inst✝⁶ : HasColimits C
X : TopCat
FC : C → C → Type u_1
CC : C → Type v
inst✝⁵ : (X Y : C) → FunLike (FC X Y) (CC X) (CC Y)
instCC : ConcreteCategory C FC
inst✝⁴ : PreservesFilteredColimits (forget C)
inst✝³ : HasLimits C
inst✝² : PreservesLimits (forget C)
inst✝¹ : (forget C).ReflectsIsomorphisms
F G : Sheaf C X
f : F ⟶ G
U : Opens ↑X
inst✝ : ∀ (x : ↥U), IsIso ((stalkFunctor C ↑x).map f.hom)
⊢ IsIso (f.hom.app (op U))

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Sheaves.Stalks

Goal state before:
pp: C : Type u
inst✝⁷ : Category.{v, u} C
inst✝⁶ : HasColimits C
X : TopCat
FC : C → C → Type u_1
CC : C → Type v
inst✝⁵ : (X Y : C) → FunLike (FC X Y) (CC X) (CC Y)
instCC : ConcreteCategory C FC
inst✝⁴ : PreservesFilteredColimits (forget C)
inst✝³ : HasLimits C
inst✝² : PreservesLimits (forget C)
inst✝¹ : (forget C).ReflectsIsomorphisms
F G : Sheaf C X
f : F ⟶ G
inst✝ : ∀ (x : ↑X), IsIso ((stalkFunctor C x).map f.hom)
this : IsIso ((Sheaf.forget C X).map f)
⊢ IsIso f

Tactic:
by

Goal state after:
Module: Mathlib.Topology.Sheaves.Stalks

Goal state before:
pp: C : Type u
inst✝⁷ : Category.{v, u} C
inst✝⁶ : HasColimits C
X : TopCat
FC : C → C → Type u_1
CC : C → Type v
inst✝⁵ : (X Y : C) → FunLike (FC X Y) (CC X) (CC Y)
instCC : ConcreteCategory C FC
inst✝⁴ : PreservesFilteredColimits (forget C)
inst✝³ : HasLimits C
inst✝² : PreservesLimits (forget C)
inst✝¹ : (forget C).ReflectsIsomorphisms
F G : Sheaf C X
f : F ⟶ G
inst✝ : ∀ (x : ↑X), IsIso ((stalkFunctor C x).map f.hom)
this : ∀ (U : (Opens ↑X)ᵒᵖ), IsIso (f.hom.app U)
⊢ IsIso ((Sheaf.forget C X).map f)

Tactic:
by

Goal state after:
Module: Mathlib.Algebra.Category.ModuleCat.Stalk

Goal state before:
pp: C : Type u_1
inst✝² : SmallCategory C
inst✝¹ : IsFiltered C
R : C ⥤ RingCat
M : C ⥤ Ab
inst✝ : (i : C) → Module ↑(R.obj i) ↑(M.obj i)
H :
  ∀ {i j : C} (f : i ⟶ j) (r : ↑(R.obj i)) (m : ↑(M.obj i)),
    (ConcreteCategory.hom (M.map f)) (r • m) = (ConcreteCategory.hom (R.map f)) r • (ConcreteCategory.hom (M.map f)) m
r : ↑(RingCat.FilteredColimits.colimit R)
⊢ ∀ (a : (j : C) × (((R ⋙ forget₂ RingCat SemiRingCat) ⋙ forget₂ SemiRingCat MonCat) ⋙ forget MonCat).obj j),
    Quot.mk (((R ⋙ forget₂ RingCat SemiRingCat) ⋙ forget₂ SemiRingCat MonCat) ⋙ forget MonCat).ColimitTypeRel a • 0 = 0

Tactic:
by

Goal state after: