awhecmu/canonical-drafter-extract-mathlib huggingface dataset:
-- Lean 4 proof step from Mathlib.AlgebraicGeometry.StructureSheaf (goal)
Goal:
R M : Type u
inst : CommRing R
inst_1 : AddCommGroup M
inst_2 : Module R M
U : Opens (↑(PrimeSpectrum.Top R) : Type u)
s :
  Functor.obj
    (ObjectProperty.FullSubcategory.obj (P :=
      CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
      (structureSheafInType R M))
    (op U)
x : (↑(PrimeSpectrum.Top R) : Type u)
hx : x ∈ U
V : Opens (↑(PrimeSpectrum.Top R) : Type u)
hxV :
  (↑(Subtype.mk (p := fun (x : (↑(PrimeSpectrum.Top R) : Type u)) ↦ x ∈ unop (op U)) x hx) :
      (↑(PrimeSpectrum.Top R) : Type u)) ∈
    V
iVU : V ⟶ unop (op U)
f : M
g : R
hfg :
  ∀ (x : ↥V),
    ∃ (hs : g ∉ (↑x : (↑(PrimeSpectrum.Top R) : Type u)).asIdeal),
      Eq (α := Localizations M (↑x : (↑(PrimeSpectrum.Top R) : Type u)))
        ((fun (x : ↥V) ↦
            (↑s : (x : ↥(unop (op U))) → Localizations M (↑x : (↑(PrimeSpectrum.Top R) : Type u)))
              ((iVU : (a : ↥V) → ↥(unop (op U))) x))
          x)
        (LocalizedModule.mk f
          (Subtype.mk (p := fun (x_1 : R) ↦ x_1 ∈ (↑x : (↑(PrimeSpectrum.Top R) : Type u)).asIdeal.primeCompl) g hs))
g' : R
hxg' :
  (↑(Subtype.mk (p := fun (x : (↑(PrimeSpectrum.Top R) : Type u)) ↦ x ∈ unop (op U)) x hx) :
      (↑(PrimeSpectrum.Top R) : Type u)) ∈
    (↑(basicOpen g') : Set (PrimeSpectrum R))
hg'U : (↑(basicOpen g') : Set (PrimeSpectrum R)) ⊆ (↑V : Set (↑(PrimeSpectrum.Top R) : Type u))
⊢ ∃ (g : R) (_ : Membership.mem (γ := Opens (PrimeSpectrum R)) (basicOpen g) x) (i : basicOpen g ≤ U) (f : M),
    Eq (α :=
      Functor.obj (C := (Opens (↑(PrimeSpectrum.Top R) : Type u))ᵒᵖ)
        (ObjectProperty.FullSubcategory.obj (P :=
          CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
          (structureSheafInType R M))
        (op (basicOpen g)))
      (const f g (basicOpen g) ⋯)
      ((ConcreteCategory.hom (FC := TypeCat.Fun)
            (CategoryTheory.Functor.map
              (ObjectProperty.FullSubcategory.obj (P :=
                CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
                (structureSheafInType R M))
              i.hom.op) :
          (a : (fun (X : Type u) ↦ X) ((structureSheafInType R M).obj.obj (op U))) →
            (fun (X : Type u) ↦ X) ((structureSheafInType R M).obj.obj (op (basicOpen g))))
        s)
have refine_1 : Membership.mem (γ := Opens (PrimeSpectrum R)) (basicOpen (g' * g)) x
Tactic: refine ⟨g' * g, ?_, ?_, g' • f, Subtype.ext <| funext fun ⟨y, hy⟩ ↦ ?_⟩
-- Lean 4 proof step from Mathlib.AlgebraicGeometry.StructureSheaf (goal)
Goal:
R M : Type u
inst : CommRing R
inst_1 : AddCommGroup M
inst_2 : Module R M
U : Opens (↑(PrimeSpectrum.Top R) : Type u)
s :
  Functor.obj
    (ObjectProperty.FullSubcategory.obj (P :=
      CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
      (structureSheafInType R M))
    (op U)
x : (↑(PrimeSpectrum.Top R) : Type u)
hx : x ∈ U
V : Opens (↑(PrimeSpectrum.Top R) : Type u)
hxV :
  (↑(Subtype.mk (p := fun (x : (↑(PrimeSpectrum.Top R) : Type u)) ↦ x ∈ unop (op U)) x hx) :
      (↑(PrimeSpectrum.Top R) : Type u)) ∈
    V
iVU : V ⟶ unop (op U)
f : M
g : R
hfg :
  ∀ (x : ↥V),
    ∃ (hs : g ∉ (↑x : (↑(PrimeSpectrum.Top R) : Type u)).asIdeal),
      Eq (α := Localizations M (↑x : (↑(PrimeSpectrum.Top R) : Type u)))
        ((fun (x : ↥V) ↦
            (↑s : (x : ↥(unop (op U))) → Localizations M (↑x : (↑(PrimeSpectrum.Top R) : Type u)))
              ((iVU : (a : ↥V) → ↥(unop (op U))) x))
          x)
        (LocalizedModule.mk f
          (Subtype.mk (p := fun (x_1 : R) ↦ x_1 ∈ (↑x : (↑(PrimeSpectrum.Top R) : Type u)).asIdeal.primeCompl) g hs))
g' : R
hxg' :
  (↑(Subtype.mk (p := fun (x : (↑(PrimeSpectrum.Top R) : Type u)) ↦ x ∈ unop (op U)) x hx) :
      (↑(PrimeSpectrum.Top R) : Type u)) ∈
    (↑(basicOpen g') : Set (PrimeSpectrum R))
hg'U : (↑(basicOpen g') : Set (PrimeSpectrum R)) ⊆ (↑V : Set (↑(PrimeSpectrum.Top R) : Type u))
refine_1 : Membership.mem (γ := Opens (PrimeSpectrum R)) (basicOpen (g' * g)) x
⊢ ∃ (g : R) (_ : Membership.mem (γ := Opens (PrimeSpectrum R)) (basicOpen g) x) (i : basicOpen g ≤ U) (f : M),
    Eq (α :=
      Functor.obj (C := (Opens (↑(PrimeSpectrum.Top R) : Type u))ᵒᵖ)
        (ObjectProperty.FullSubcategory.obj (P :=
          CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
          (structureSheafInType R M))
        (op (basicOpen g)))
      (const f g (basicOpen g) ⋯)
      ((ConcreteCategory.hom (FC := TypeCat.Fun)
            (CategoryTheory.Functor.map
              (ObjectProperty.FullSubcategory.obj (P :=
                CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
                (structureSheafInType R M))
              i.hom.op) :
          (a : (fun (X : Type u) ↦ X) ((structureSheafInType R M).obj.obj (op U))) →
            (fun (X : Type u) ↦ X) ((structureSheafInType R M).obj.obj (op (basicOpen g))))
        s)
have refine_2 : basicOpen (g' * g) ≤ U
Tactic: refine ⟨g' * g, ?_, ?_, g' • f, Subtype.ext <| funext fun ⟨y, hy⟩ ↦ ?_⟩
-- Lean 4 proof step from Mathlib.AlgebraicGeometry.StructureSheaf (goal)
Goal:
R M : Type u
inst : CommRing R
inst_1 : AddCommGroup M
inst_2 : Module R M
U : Opens (↑(PrimeSpectrum.Top R) : Type u)
s :
  Functor.obj
    (ObjectProperty.FullSubcategory.obj (P :=
      CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
      (structureSheafInType R M))
    (op U)
x : (↑(PrimeSpectrum.Top R) : Type u)
hx : x ∈ U
V : Opens (↑(PrimeSpectrum.Top R) : Type u)
hxV :
  (↑(Subtype.mk (p := fun (x : (↑(PrimeSpectrum.Top R) : Type u)) ↦ x ∈ unop (op U)) x hx) :
      (↑(PrimeSpectrum.Top R) : Type u)) ∈
    V
iVU : V ⟶ unop (op U)
f : M
g : R
hfg :
  ∀ (x : ↥V),
    ∃ (hs : g ∉ (↑x : (↑(PrimeSpectrum.Top R) : Type u)).asIdeal),
      Eq (α := Localizations M (↑x : (↑(PrimeSpectrum.Top R) : Type u)))
        ((fun (x : ↥V) ↦
            (↑s : (x : ↥(unop (op U))) → Localizations M (↑x : (↑(PrimeSpectrum.Top R) : Type u)))
              ((iVU : (a : ↥V) → ↥(unop (op U))) x))
          x)
        (LocalizedModule.mk f
          (Subtype.mk (p := fun (x_1 : R) ↦ x_1 ∈ (↑x : (↑(PrimeSpectrum.Top R) : Type u)).asIdeal.primeCompl) g hs))
g' : R
hxg' :
  (↑(Subtype.mk (p := fun (x : (↑(PrimeSpectrum.Top R) : Type u)) ↦ x ∈ unop (op U)) x hx) :
      (↑(PrimeSpectrum.Top R) : Type u)) ∈
    (↑(basicOpen g') : Set (PrimeSpectrum R))
hg'U : (↑(basicOpen g') : Set (PrimeSpectrum R)) ⊆ (↑V : Set (↑(PrimeSpectrum.Top R) : Type u))
⊢ Membership.mem (γ := Opens (PrimeSpectrum R)) (basicOpen (g' * g)) x
have refine_1 : Membership.mem (γ := Opens (PrimeSpectrum R)) (basicOpen g' ⊓ basicOpen g) x
Tactic: simp only [PrimeSpectrum.basicOpen_mul]
-- Lean 4 proof step from Mathlib.AlgebraicGeometry.StructureSheaf (goal)
Goal:
R M : Type u
inst : CommRing R
inst_1 : AddCommGroup M
inst_2 : Module R M
U : Opens (↑(PrimeSpectrum.Top R) : Type u)
s :
  Functor.obj
    (ObjectProperty.FullSubcategory.obj (P :=
      CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
      (structureSheafInType R M))
    (op U)
x : (↑(PrimeSpectrum.Top R) : Type u)
hx : x ∈ U
V : Opens (↑(PrimeSpectrum.Top R) : Type u)
hxV :
  (↑(Subtype.mk (p := fun (x : (↑(PrimeSpectrum.Top R) : Type u)) ↦ x ∈ unop (op U)) x hx) :
      (↑(PrimeSpectrum.Top R) : Type u)) ∈
    V
iVU : V ⟶ unop (op U)
f : M
g : R
hfg :
  ∀ (x : ↥V),
    ∃ (hs : g ∉ (↑x : (↑(PrimeSpectrum.Top R) : Type u)).asIdeal),
      Eq (α := Localizations M (↑x : (↑(PrimeSpectrum.Top R) : Type u)))
        ((fun (x : ↥V) ↦
            (↑s : (x : ↥(unop (op U))) → Localizations M (↑x : (↑(PrimeSpectrum.Top R) : Type u)))
              ((iVU : (a : ↥V) → ↥(unop (op U))) x))
          x)
        (LocalizedModule.mk f
          (Subtype.mk (p := fun (x_1 : R) ↦ x_1 ∈ (↑x : (↑(PrimeSpectrum.Top R) : Type u)).asIdeal.primeCompl) g hs))
g' : R
hxg' :
  (↑(Subtype.mk (p := fun (x : (↑(PrimeSpectrum.Top R) : Type u)) ↦ x ∈ unop (op U)) x hx) :
      (↑(PrimeSpectrum.Top R) : Type u)) ∈
    (↑(basicOpen g') : Set (PrimeSpectrum R))
hg'U : (↑(basicOpen g') : Set (PrimeSpectrum R)) ⊆ (↑V : Set (↑(PrimeSpectrum.Top R) : Type u))
⊢ basicOpen (g' * g) ≤ U
have refine_2 : basicOpen g' ⊓ basicOpen g ≤ U
Tactic: simp only [PrimeSpectrum.basicOpen_mul]
-- Lean 4 proof step from Mathlib.AlgebraicGeometry.StructureSheaf (goal)
Goal:
R M : Type u
inst : CommRing R
inst_1 : AddCommGroup M
inst_2 : Module R M
f : R
U : Opens (↑(PrimeSpectrum.Top R) : Type u)
hu : U ≤ basicOpen f
x : ↥(unop (op U))
⊢ Eq (α := Localizations M (↑x : (↑(PrimeSpectrum.Top R) : Type u)))
    ((↑(const 0 f U hu) : (x : ↥(unop (op U))) → Localizations M (↑x : (↑(PrimeSpectrum.Top R) : Type u))) x :
      Localizations M (↑x : (↑(PrimeSpectrum.Top R) : Type u)))
    ((↑0 : (x : ↥(unop (op U))) → Localizations M (↑x : (↑(PrimeSpectrum.Top R) : Type u))) x :
      Localizations M (↑x : (↑(PrimeSpectrum.Top R) : Type u)))
have simp : Eq.{u + 1} (α := Localizations M (↑x : (↑(PrimeSpectrum.Top R) : Type u))) 0
  ((↑0 : (x : ↥U) → Localizations M (↑x : (↑(PrimeSpectrum.Top R) : Type u))) x)
Tactic: simp
-- Lean 4 proof step from Mathlib.AlgebraicGeometry.StructureSheaf (goal)
Goal:
R M : Type u
inst : CommRing R
inst_1 : AddCommGroup M
inst_2 : Module R M
f₁ f₂ : M
g₁ g₂ : R
U : Opens (↑(PrimeSpectrum.Top R) : Type u)
hu : U ≤ basicOpen g₁
hf : f₁ = f₂
hg : g₁ = g₂
⊢ Eq (α :=
    Functor.obj
      (ObjectProperty.FullSubcategory.obj (P :=
        CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
        (structureSheafInType R M))
      (op U))
    (const f₁ g₁ U hu) (const f₂ g₂ U ⋯)
have substs : Eq (α :=
  Functor.obj
    (ObjectProperty.FullSubcategory.obj (P :=
      CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
      (structureSheafInType R M))
    (op U))
  (const f₁ g₁ U hu) (const f₁ g₁ U sorry)
Tactic: substs hf hg
Cleared hypotheses: f₂, g₂, hf, hg
-- Lean 4 proof step from Mathlib.AlgebraicGeometry.StructureSheaf (goal)
Goal:
R : Type u
inst : CommRing R
f g : R
U : Opens (↑(PrimeSpectrum.Top R) : Type u)
hu₁ : U ≤ basicOpen g
hu₂ : U ≤ basicOpen f
⊢ HMul.hMul (α :=
      Functor.obj
        (ObjectProperty.FullSubcategory.obj (P :=
          CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
          (structureSheafInType R R))
        (op U))
      (const f g U hu₁) (const g f U hu₂) =
    1
have rw : Eq (α :=
  Functor.obj
    (ObjectProperty.FullSubcategory.obj (P :=
      CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
      (structureSheafInType R R))
    (op U))
  (const (f * g) (g * f) U sorry) 1
Tactic: rw [const_mul, const_congr rfl (mul_comm g f), const_self]
-- Lean 4 proof step from Mathlib.AlgebraicGeometry.StructureSheaf (goal)
Goal:
R : Type u
inst : CommRing R
f g : R
U : Opens (↑(PrimeSpectrum.Top R) : Type u)
hu₁ : U ≤ basicOpen g
hu₂ : U ≤ basicOpen f
rw :
  Eq (α :=
    Functor.obj
      (ObjectProperty.FullSubcategory.obj (P :=
        CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
        (structureSheafInType R R))
      (op U))
    (const (f * g) (g * f) U ⋯) 1
⊢ HMul.hMul (α :=
      Functor.obj
        (ObjectProperty.FullSubcategory.obj (P :=
          CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
          (structureSheafInType R R))
        (op U))
      (const f g U hu₁) (const g f U hu₂) =
    1
have rw₁ : Eq (α :=
  Functor.obj
    (ObjectProperty.FullSubcategory.obj (P :=
      CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
      (structureSheafInType R R))
    (op U))
  (const (f * g) (f * g) U sorry) 1
Tactic: rw [const_mul, const_congr rfl (mul_comm g f), const_self]
-- Lean 4 proof step from Mathlib.AlgebraicGeometry.StructureSheaf (goal)
Goal:
R : Type u
inst : CommRing R
f g : R
U : Opens (↑(PrimeSpectrum.Top R) : Type u)
hu₁ : U ≤ basicOpen g
hu₂ : U ≤ basicOpen f
rw :
  Eq (α :=
    Functor.obj
      (ObjectProperty.FullSubcategory.obj (P :=
        CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
        (structureSheafInType R R))
      (op U))
    (const (f * g) (g * f) U ⋯) 1
rw₁ :
  Eq (α :=
    Functor.obj
      (ObjectProperty.FullSubcategory.obj (P :=
        CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
        (structureSheafInType R R))
      (op U))
    (const (f * g) (f * g) U ⋯) 1
⊢ HMul.hMul (α :=
      Functor.obj
        (ObjectProperty.FullSubcategory.obj (P :=
          CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
          (structureSheafInType R R))
        (op U))
      (const f g U hu₁) (const g f U hu₂) =
    1
have rw₂ : Eq.{u + 1} (α :=
  Functor.obj
    (ObjectProperty.FullSubcategory.obj (P :=
      CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
      (structureSheafInType R R))
    (op U))
  1 1
Tactic: rw [const_mul, const_congr rfl (mul_comm g f), const_self]
-- Lean 4 proof step from Mathlib.AlgebraicGeometry.StructureSheaf (goal)
Goal:
R : Type u
inst : CommRing R
f g₁ g₂ : R
U : Opens (↑(PrimeSpectrum.Top R) : Type u)
hu₁ : U ≤ basicOpen g₁
hu₂ : U ≤ basicOpen g₂
⊢ HMul.hMul (α :=
      Functor.obj
        (ObjectProperty.FullSubcategory.obj (P :=
          CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
          (structureSheafInType R R))
        (op U))
      (const f g₁ U hu₁) (const g₁ g₂ U hu₂) =
    const f g₂ U hu₂
have rw : g₂ • (f * g₁) = (g₁ * g₂) • f
Tactic: rw [const_mul, const_ext]
-- Lean 4 proof step from Mathlib.AlgebraicGeometry.StructureSheaf (goal)
Goal:
R : Type u
inst : CommRing R
f g₁ g₂ : R
U : Opens (↑(PrimeSpectrum.Top R) : Type u)
hu₁ : U ≤ basicOpen g₁
hu₂ : U ≤ basicOpen g₂
⊢ g₂ • (f * g₁) = (g₁ * g₂) • f
have simp : g₂ * (f * g₁) = g₁ * g₂ * f
Tactic: simp
-- Lean 4 proof step from Mathlib.AlgebraicGeometry.StructureSheaf (goal)
Goal:
R : Type u
inst : CommRing R
f g₁ g₂ : R
U : Opens (↑(PrimeSpectrum.Top R) : Type u)
hu₁ : U ≤ basicOpen g₁
hu₂ : U ≤ basicOpen g₂
⊢ HMul.hMul (α :=
      Functor.obj
        (ObjectProperty.FullSubcategory.obj (P :=
          CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
          (structureSheafInType R R))
        (op U))
      (const g₁ g₂ U hu₂) (const f g₁ U hu₁) =
    const f g₂ U hu₂
have rw : HMul.hMul (α :=
    Functor.obj
      (ObjectProperty.FullSubcategory.obj (P :=
        CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
        (structureSheafInType R R))
      (op U))
    (const f g₁ U hu₁) (const g₁ g₂ U hu₂) =
  const f g₂ U hu₂
Tactic: rw [mul_comm, const_mul_cancel]
-- Lean 4 proof step from Mathlib.AlgebraicGeometry.StructureSheaf (goal)
Goal:
R : Type u
inst : CommRing R
f g₁ g₂ : R
U : Opens (↑(PrimeSpectrum.Top R) : Type u)
hu₁ : U ≤ basicOpen g₁
hu₂ : U ≤ basicOpen g₂
rw :
  HMul.hMul (α :=
      Functor.obj
        (ObjectProperty.FullSubcategory.obj (P :=
          CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
          (structureSheafInType R R))
        (op U))
      (const f g₁ U hu₁) (const g₁ g₂ U hu₂) =
    const f g₂ U hu₂
⊢ HMul.hMul (α :=
      Functor.obj
        (ObjectProperty.FullSubcategory.obj (P :=
          CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
          (structureSheafInType R R))
        (op U))
      (const g₁ g₂ U hu₂) (const f g₁ U hu₁) =
    const f g₂ U hu₂
have rw₁ : Eq (α :=
  Functor.obj
    (ObjectProperty.FullSubcategory.obj (P :=
      CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
      (structureSheafInType R R))
    (op U))
  (const f g₂ U hu₂) (const f g₂ U hu₂)
Tactic: rw [mul_comm, const_mul_cancel]
-- Lean 4 proof step from Mathlib.AlgebraicGeometry.StructureSheaf (goal)
Goal:
R M A : Type u
inst : CommRing R
inst_1 : AddCommGroup M
inst_2 : Module R M
inst_3 : CommRing A
inst_4 : Algebra R A
f : R
⊢ ∀ (x : ↥(Submonoid.powers f)),
    IsUnit (M :=
      Module.End R
        (Functor.obj (C := (Opens (↑(PrimeSpectrum.Top R) : Type u))ᵒᵖ)
          (ObjectProperty.FullSubcategory.obj (P :=
            CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
            (structureSheafInType R M))
          (op (basicOpen f))))
      ((algebraMap R
              (Module.End R
                (Functor.obj (C := (Opens (↑(PrimeSpectrum.Top R) : Type u))ᵒᵖ)
                  (ObjectProperty.FullSubcategory.obj (P :=
                    CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
                    (structureSheafInType R M))
                  (op (basicOpen f)))) :
            (a : R) → Module.End R ((structureSheafInType R M).obj.obj (op (basicOpen f))))
          (↑x : R) :
        Module.End R
          (Functor.obj (C := (Opens (↑(PrimeSpectrum.Top R) : Type u))ᵒᵖ)
            (ObjectProperty.FullSubcategory.obj (P :=
              CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
              (structureSheafInType R M))
            (op (basicOpen f))))
have simp : ∀ (a : R) (b : Membership.mem (γ := Submonoid R) (Submonoid.powers f) a),
  IsUnit (M :=
    Module.End R
      (Functor.obj (C := (Opens (↑(PrimeSpectrum.Top R) : Type u))ᵒᵖ)
        (ObjectProperty.FullSubcategory.obj (P :=
          CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
          (structureSheafInType R M))
        (op (basicOpen f))))
    ((algebraMap R
            (Module.End R
              (Functor.obj (C := (Opens (↑(PrimeSpectrum.Top R) : Type u))ᵒᵖ)
                (ObjectProperty.FullSubcategory.obj (P :=
                  CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
                  (structureSheafInType R M))
                (op (basicOpen f)))) :
          (a : R) → Module.End R ((structureSheafInType R M).obj.obj (op (basicOpen f))))
        a :
      Module.End R
        (Functor.obj (C := (Opens (↑(PrimeSpectrum.Top R) : Type u))ᵒᵖ)
          (ObjectProperty.FullSubcategory.obj (P :=
            CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
            (structureSheafInType R M))
          (op (basicOpen f))))
Tactic: simp only [Subtype.forall]
-- Lean 4 proof step from Mathlib.AlgebraicGeometry.StructureSheaf (hypothesis)
Goal:
R M A : Type u
inst : CommRing R
inst_1 : AddCommGroup M
inst_2 : Module R M
inst_3 : CommRing A
inst_4 : Algebra R A
s : R
f : M
g : ↥(Submonoid.powers s)
⊢ LE.le (α := Opens (↑(PrimeSpectrum.Top R) : Type u)) (basicOpen s) (basicOpen (↑g : R))
have this : ∀ (n : ℕ), LE.le (α := Opens (PrimeSpectrum R)) (basicOpen s) (basicOpen (s ^ n))
Tactic: have := PrimeSpectrum.le_basicOpen_pow s
-- Lean 4 proof step from Mathlib.AlgebraicGeometry.StructureSheaf (goal)
Goal:
R M : Type u
inst : CommRing R
inst_1 : AddCommGroup M
inst_2 : Module R M
s : R
f : M
g : ↥(Submonoid.powers s)
⊢ Eq (α :=
    Functor.obj (C := (Opens (↑(PrimeSpectrum.Top R) : Type u))ᵒᵖ)
      (ObjectProperty.FullSubcategory.obj (P :=
        CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
        (structureSheafInType R M))
      (op (basicOpen s)))
    ((toBasicOpenₗ R M s : (a : LocalizedModule.Away s M) → (structureSheafInType R M).obj.obj (op (basicOpen s)))
        (LocalizedModule.mk f g) :
      Functor.obj (C := (Opens (↑(PrimeSpectrum.Top R) : Type u))ᵒᵖ)
        (ObjectProperty.FullSubcategory.obj (P :=
          CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
          (structureSheafInType R M))
        (op (basicOpen s)))
    (const f (↑g : R) (basicOpen s) ⋯ :
      Functor.obj (C := (Opens (↑(PrimeSpectrum.Top R) : Type u))ᵒᵖ)
        (ObjectProperty.FullSubcategory.obj (P :=
          CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
          (structureSheafInType R M))
        (op (basicOpen s)))
have obtain : ∀ (n : ℕ),
  Eq (α :=
    Functor.obj (C := (Opens (↑(PrimeSpectrum.Top R) : Type u))ᵒᵖ)
      (ObjectProperty.FullSubcategory.obj (P :=
        CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
        (structureSheafInType R M))
      (op (basicOpen s)))
    ((toBasicOpenₗ R M s : (a : LocalizedModule.Away s M) → (structureSheafInType R M).obj.obj (op (basicOpen s)))
        (LocalizedModule.mk f
          (Subtype.mk (p := fun (x : R) ↦ Membership.mem (γ := Submonoid R) (Submonoid.powers s) x)
            ((fun (x : ℕ) ↦ s ^ x) n) sorry)) :
      Functor.obj (C := (Opens (↑(PrimeSpectrum.Top R) : Type u))ᵒᵖ)
        (ObjectProperty.FullSubcategory.obj (P :=
          CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
          (structureSheafInType R M))
        (op (basicOpen s)))
    (const f
        (↑(Subtype.mk (p := fun (x : R) ↦ Membership.mem (γ := Submonoid R) (Submonoid.powers s) x)
              ((fun (x : ℕ) ↦ s ^ x) n) sorry) :
          R)
        (basicOpen s) sorry :
      Functor.obj (C := (Opens (↑(PrimeSpectrum.Top R) : Type u))ᵒᵖ)
        (ObjectProperty.FullSubcategory.obj (P :=
          CategoryTheory.Presheaf.IsSheaf (Opens.grothendieckTopology (↑(PrimeSpectrum.Top R) : Type u)))
          (structureSheafInType R M))
        (op (basicOpen s)))
Tactic: obtain ⟨_, n, rfl⟩ := g
Cleared hypotheses: g