ruc-ai4math/mathlib_handler_benchmark_410 huggingface dataset:
-- Mathlib/RingTheory/RingHom/Surjective.lean
R S : Type u_1
inst✝¹ : CommRing R
inst✝ : CommRing S
f : R →+* S
s : Set R
hs : Ideal.span s = ⊤
H : ∀ (r : ↑s), (fun {X Y} [CommRing X] [CommRing Y] f => Function.Surjective ⇑f) (Localization.awayMap f ↑r)
this : Algebra R S := f.toAlgebra

⊢ Function.Surjective ⇑(Algebra.ofId R S)
-- Mathlib/RingTheory/RingHom/Surjective.lean
R S : Type u_1
inst✝¹ : CommRing R
inst✝ : CommRing S
f : R →+* S
s : Set R
hs : Ideal.span s = ⊤
H : ∀ (r : ↑s), (fun {X Y} [CommRing X] [CommRing Y] f => Function.Surjective ⇑f) (Localization.awayMap f ↑r)
this : Algebra R S := f.toAlgebra

⊢ ⊤ ≤ (Algebra.ofId R S).range
-- Mathlib/RingTheory/RingHom/Surjective.lean
R S : Type u_1
inst✝¹ : CommRing R
inst✝ : CommRing S
f : R →+* S
s : Set R
hs : Ideal.span s = ⊤
H : ∀ (r : ↑s), (fun {X Y} [CommRing X] [CommRing Y] f => Function.Surjective ⇑f) (Localization.awayMap f ↑r)
this : Algebra R S := f.toAlgebra
x : S

⊢ x ∈ (Algebra.ofId R S).range
-- Mathlib/RingTheory/RingHom/Surjective.lean
R S : Type u_1
inst✝¹ : CommRing R
inst✝ : CommRing S
f : R →+* S
s : Set R
hs : Ideal.span s = ⊤
H : ∀ (r : ↑s), (fun {X Y} [CommRing X] [CommRing Y] f => Function.Surjective ⇑f) (Localization.awayMap f ↑r)
this : Algebra R S := f.toAlgebra
x : S
l : ↑s →₀ R
hl : (Finsupp.total (↑s) R R Subtype.val) l = 1

⊢ x ∈ (Algebra.ofId R S).range
-- Mathlib/RingTheory/RingHom/Surjective.lean
R S : Type u_1
inst✝¹ : CommRing R
inst✝ : CommRing S
f : R →+* S
s : Set R
hs : Ideal.span s = ⊤
H : ∀ (r : ↑s), (fun {X Y} [CommRing X] [CommRing Y] f => Function.Surjective ⇑f) (Localization.awayMap f ↑r)
this : Algebra R S := f.toAlgebra
x : S
l : ↑s →₀ R
hl : (Finsupp.total (↑s) R R Subtype.val) l = 1

⊢ ∑ i ∈ l.support, f (l i) * f ↑i = 1
-- Mathlib/RingTheory/RingHom/Surjective.lean
R S : Type u_1
inst✝¹ : CommRing R
inst✝ : CommRing S
f : R →+* S
s : Set R
hs : Ideal.span s = ⊤
H : ∀ (r : ↑s), (fun {X Y} [CommRing X] [CommRing Y] f => Function.Surjective ⇑f) (Localization.awayMap f ↑r)
this : Algebra R S := f.toAlgebra
x : S
l : ↑s →₀ R
hl : (Finsupp.total (↑s) R R Subtype.val) l = 1

⊢ ∀ (i : ↑s), f ↑i ∈ (Algebra.ofId R S).range
-- Mathlib/RingTheory/RingHom/Surjective.lean
R S : Type u_1
inst✝¹ : CommRing R
inst✝ : CommRing S
f : R →+* S
s : Set R
hs : Ideal.span s = ⊤
H : ∀ (r : ↑s), (fun {X Y} [CommRing X] [CommRing Y] f => Function.Surjective ⇑f) (Localization.awayMap f ↑r)
this : Algebra R S := f.toAlgebra
x : S
l : ↑s →₀ R
hl : (Finsupp.total (↑s) R R Subtype.val) l = 1

⊢ ∀ (i : ↑s), f (l i) ∈ (Algebra.ofId R S).range
-- Mathlib/RingTheory/RingHom/Surjective.lean
R S : Type u_1
inst✝¹ : CommRing R
inst✝ : CommRing S
f : R →+* S
s : Set R
hs : Ideal.span s = ⊤
H : ∀ (r : ↑s), (fun {X Y} [CommRing X] [CommRing Y] f => Function.Surjective ⇑f) (Localization.awayMap f ↑r)
this : Algebra R S := f.toAlgebra
x : S
l : ↑s →₀ R
hl : (Finsupp.total (↑s) R R Subtype.val) l = 1

⊢ ∀ (i : ↑s), ∃ n, f ↑i ^ n • x ∈ (Algebra.ofId R S).range
-- Mathlib/Algebra/Homology/ShortComplex/QuasiIso.lean
C : Type u_2
inst✝⁸ : Category.{u_1, u_2} C
inst✝⁷ : HasZeroMorphisms C
S₁ S₂ S₃ S₄ : ShortComplex C
inst✝⁶ : S₁.HasHomology
inst✝⁵ : S₂.HasHomology
inst✝⁴ : S₃.HasHomology
inst✝³ : S₄.HasHomology
φ : S₁ ⟶ S₂
inst✝² : Epi φ.τ₁
inst✝¹ : IsIso φ.τ₂
inst✝ : Mono φ.τ₃

⊢ QuasiIso φ
-- Mathlib/Algebra/Homology/ShortComplex/QuasiIso.lean
C : Type u_2
inst✝⁸ : Category.{u_1, u_2} C
inst✝⁷ : HasZeroMorphisms C
S₁ S₂ S₃ S₄ : ShortComplex C
inst✝⁶ : S₁.HasHomology
inst✝⁵ : S₂.HasHomology
inst✝⁴ : S₃.HasHomology
inst✝³ : S₄.HasHomology
φ : S₁ ⟶ S₂
inst✝² : Epi φ.τ₁
inst✝¹ : IsIso φ.τ₂
inst✝ : Mono φ.τ₃

⊢ IsIso (LeftHomologyMapData.ofEpiOfIsIsoOfMono φ S₁.leftHomologyData).φH
-- Mathlib/Algebra/Order/CauSeq/BigOperators.lean
α : Type u_1
β : Type u_2
inst✝² : LinearOrderedField α
inst✝¹ : Ring β
abv : β → α
inst✝ : IsAbsoluteValue abv
f g : ℕ → β
a : ℕ → α
ha : IsCauSeq abs fun m => ∑ n ∈ range m, abv (f n)
hb : IsCauSeq abv fun m => ∑ n ∈ range m, g n
ε : α
ε0 : 0 < ε

⊢ ∃ i, ∀ j ≥ i, abv ((∑ k ∈ range j, f k) * ∑ k ∈ range j, g k - ∑ n ∈ range j, ∑ m ∈ range (n + 1), f m * g (n - m)) < ε
-- Mathlib/Algebra/Order/CauSeq/BigOperators.lean
α : Type u_1
β : Type u_2
inst✝² : LinearOrderedField α
inst✝¹ : Ring β
abv : β → α
inst✝ : IsAbsoluteValue abv
f g : ℕ → β
a : ℕ → α
ha : IsCauSeq abs fun m => ∑ n ∈ range m, abv (f n)
hb : IsCauSeq abv fun m => ∑ n ∈ range m, g n
ε : α
ε0 : 0 < ε
P : α
hP : ∀ (i : ℕ), |∑ n ∈ range i, abv (f n)| < P

⊢ ∃ i, ∀ j ≥ i, abv ((∑ k ∈ range j, f k) * ∑ k ∈ range j, g k - ∑ n ∈ range j, ∑ m ∈ range (n + 1), f m * g (n - m)) < ε
-- Mathlib/Algebra/Order/CauSeq/BigOperators.lean
α : Type u_1
β : Type u_2
inst✝² : LinearOrderedField α
inst✝¹ : Ring β
abv : β → α
inst✝ : IsAbsoluteValue abv
f g : ℕ → β
a : ℕ → α
ha : IsCauSeq abs fun m => ∑ n ∈ range m, abv (f n)
hb : IsCauSeq abv fun m => ∑ n ∈ range m, g n
ε : α
ε0 : 0 < ε
P : α
hP : ∀ (i : ℕ), |∑ n ∈ range i, abv (f n)| < P
Q : α
hQ : ∀ (i : ℕ), abv (∑ n ∈ range i, g n) < Q

⊢ ∃ i, ∀ j ≥ i, abv ((∑ k ∈ range j, f k) * ∑ k ∈ range j, g k - ∑ n ∈ range j, ∑ m ∈ range (n + 1), f m * g (n - m)) < ε
-- Mathlib/Algebra/Order/CauSeq/BigOperators.lean
α : Type u_1
β : Type u_2
inst✝² : LinearOrderedField α
inst✝¹ : Ring β
abv : β → α
inst✝ : IsAbsoluteValue abv
f g : ℕ → β
a : ℕ → α
ha : IsCauSeq abs fun m => ∑ n ∈ range m, abv (f n)
hb : IsCauSeq abv fun m => ∑ n ∈ range m, g n
ε : α
ε0 : 0 < ε
P : α
hP : ∀ (i : ℕ), |∑ n ∈ range i, abv (f n)| < P
Q : α
hQ : ∀ (i : ℕ), abv (∑ n ∈ range i, g n) < Q
hP0 : 0 < P

⊢ ∃ i, ∀ j ≥ i, abv ((∑ k ∈ range j, f k) * ∑ k ∈ range j, g k - ∑ n ∈ range j, ∑ m ∈ range (n + 1), f m * g (n - m)) < ε
-- Mathlib/Algebra/Order/CauSeq/BigOperators.lean
α : Type u_1
β : Type u_2
inst✝² : LinearOrderedField α
inst✝¹ : Ring β
abv : β → α
inst✝ : IsAbsoluteValue abv
f g : ℕ → β
a : ℕ → α
ha : IsCauSeq abs fun m => ∑ n ∈ range m, abv (f n)
hb : IsCauSeq abv fun m => ∑ n ∈ range m, g n
ε : α
ε0 : 0 < ε
P : α
hP : ∀ (i : ℕ), |∑ n ∈ range i, abv (f n)| < P
Q : α
hQ : ∀ (i : ℕ), abv (∑ n ∈ range i, g n) < Q
hP0 : 0 < P
hPε0 : 0 < ε / (2 * P)

⊢ ∃ i, ∀ j ≥ i, abv ((∑ k ∈ range j, f k) * ∑ k ∈ range j, g k - ∑ n ∈ range j, ∑ m ∈ range (n + 1), f m * g (n - m)) < ε
-- Mathlib/Algebra/Order/CauSeq/BigOperators.lean
α : Type u_1
β : Type u_2
inst✝² : LinearOrderedField α
inst✝¹ : Ring β
abv : β → α
inst✝ : IsAbsoluteValue abv
f g : ℕ → β
a : ℕ → α
ha : IsCauSeq abs fun m => ∑ n ∈ range m, abv (f n)
hb : IsCauSeq abv fun m => ∑ n ∈ range m, g n
ε : α
ε0 : 0 < ε
P : α
hP : ∀ (i : ℕ), |∑ n ∈ range i, abv (f n)| < P
Q : α
hQ : ∀ (i : ℕ), abv (∑ n ∈ range i, g n) < Q
hP0 : 0 < P
hPε0 : 0 < ε / (2 * P)
N : ℕ
hN : ∀ j ≥ N, ∀ k ≥ N, abv (∑ n ∈ range j, g n - ∑ n ∈ range k, g n) < ε / (2 * P)

⊢ ∃ i, ∀ j ≥ i, abv ((∑ k ∈ range j, f k) * ∑ k ∈ range j, g k - ∑ n ∈ range j, ∑ m ∈ range (n + 1), f m * g (n - m)) < ε
-- Mathlib/Algebra/Order/CauSeq/BigOperators.lean
α : Type u_1
β : Type u_2
inst✝² : LinearOrderedField α
inst✝¹ : Ring β
abv : β → α
inst✝ : IsAbsoluteValue abv
f g : ℕ → β
a : ℕ → α
ha : IsCauSeq abs fun m => ∑ n ∈ range m, abv (f n)
hb : IsCauSeq abv fun m => ∑ n ∈ range m, g n
ε : α
ε0 : 0 < ε
P : α
hP : ∀ (i : ℕ), |∑ n ∈ range i, abv (f n)| < P
Q : α
hQ : ∀ (i : ℕ), abv (∑ n ∈ range i, g n) < Q
hP0 : 0 < P
hPε0 : 0 < ε / (2 * P)
N : ℕ
hN : ∀ j ≥ N, ∀ k ≥ N, abv (∑ n ∈ range j, g n - ∑ n ∈ range k, g n) < ε / (2 * P)
hQε0 : 0 < ε / (4 * Q)

⊢ ∃ i, ∀ j ≥ i, abv ((∑ k ∈ range j, f k) * ∑ k ∈ range j, g k - ∑ n ∈ range j, ∑ m ∈ range (n + 1), f m * g (n - m)) < ε
-- Mathlib/Algebra/Order/CauSeq/BigOperators.lean
α : Type u_1
β : Type u_2
inst✝² : LinearOrderedField α
inst✝¹ : Ring β
abv : β → α
inst✝ : IsAbsoluteValue abv
f g : ℕ → β
a : ℕ → α
ha : IsCauSeq abs fun m => ∑ n ∈ range m, abv (f n)
hb : IsCauSeq abv fun m => ∑ n ∈ range m, g n
ε : α
ε0 : 0 < ε
P : α
hP : ∀ (i : ℕ), |∑ n ∈ range i, abv (f n)| < P
Q : α
hQ : ∀ (i : ℕ), abv (∑ n ∈ range i, g n) < Q
hP0 : 0 < P
hPε0 : 0 < ε / (2 * P)
N : ℕ
hN : ∀ j ≥ N, ∀ k ≥ N, abv (∑ n ∈ range j, g n - ∑ n ∈ range k, g n) < ε / (2 * P)
hQε0 : 0 < ε / (4 * Q)
M : ℕ
hM : ∀ j ≥ M, ∀ k ≥ M, |∑ n ∈ range j, abv (f n) - ∑ n ∈ range k, abv (f n)| < ε / (4 * Q)

⊢ ∃ i, ∀ j ≥ i, abv ((∑ k ∈ range j, f k) * ∑ k ∈ range j, g k - ∑ n ∈ range j, ∑ m ∈ range (n + 1), f m * g (n - m)) < ε
-- Mathlib/Algebra/Order/CauSeq/BigOperators.lean
α : Type u_1
β : Type u_2
inst✝² : LinearOrderedField α
inst✝¹ : Ring β
abv : β → α
inst✝ : IsAbsoluteValue abv
f g : ℕ → β
a : ℕ → α
ha : IsCauSeq abs fun m => ∑ n ∈ range m, abv (f n)
hb : IsCauSeq abv fun m => ∑ n ∈ range m, g n
ε : α
ε0 : 0 < ε
P : α
hP : ∀ (i : ℕ), |∑ n ∈ range i, abv (f n)| < P
Q : α
hQ : ∀ (i : ℕ), abv (∑ n ∈ range i, g n) < Q
hP0 : 0 < P
hPε0 : 0 < ε / (2 * P)
N : ℕ
hN : ∀ j ≥ N, ∀ k ≥ N, abv (∑ n ∈ range j, g n - ∑ n ∈ range k, g n) < ε / (2 * P)
hQε0 : 0 < ε / (4 * Q)
M : ℕ
hM : ∀ j ≥ M, ∀ k ≥ M, |∑ n ∈ range j, abv (f n) - ∑ n ∈ range k, abv (f n)| < ε / (4 * Q)
K : ℕ
hK : K ≥ 2 * (max N M + 1)

⊢ abv ((∑ k ∈ range K, f k) * ∑ k ∈ range K, g k - ∑ n ∈ range K, ∑ m ∈ range (n + 1), f m * g (n - m)) < ε
-- Mathlib/Algebra/Order/CauSeq/BigOperators.lean
α : Type u_1
β : Type u_2
inst✝² : LinearOrderedField α
inst✝¹ : Ring β
abv : β → α
inst✝ : IsAbsoluteValue abv
f g : ℕ → β
a : ℕ → α
ha : IsCauSeq abs fun m => ∑ n ∈ range m, abv (f n)
hb : IsCauSeq abv fun m => ∑ n ∈ range m, g n
ε : α
ε0 : 0 < ε
P : α
hP : ∀ (i : ℕ), |∑ n ∈ range i, abv (f n)| < P
Q : α
hQ : ∀ (i : ℕ), abv (∑ n ∈ range i, g n) < Q
hP0 : 0 < P
hPε0 : 0 < ε / (2 * P)
N : ℕ
hN : ∀ j ≥ N, ∀ k ≥ N, abv (∑ n ∈ range j, g n - ∑ n ∈ range k, g n) < ε / (2 * P)
hQε0 : 0 < ε / (4 * Q)
M : ℕ
hM : ∀ j ≥ M, ∀ k ≥ M, |∑ n ∈ range j, abv (f n) - ∑ n ∈ range k, abv (f n)| < ε / (4 * Q)
K : ℕ
hK : K ≥ 2 * (max N M + 1)
h₁ : ∑ m ∈ range K, ∑ k ∈ range (m + 1), f k * g (m - k) = ∑ m ∈ range K, ∑ n ∈ range (K - m), f m * g n

⊢ abv ((∑ k ∈ range K, f k) * ∑ k ∈ range K, g k - ∑ n ∈ range K, ∑ m ∈ range (n + 1), f m * g (n - m)) < ε
-- Mathlib/Algebra/Order/CauSeq/BigOperators.lean
α : Type u_1
β : Type u_2
inst✝² : LinearOrderedField α
inst✝¹ : Ring β
abv : β → α
inst✝ : IsAbsoluteValue abv
f g : ℕ → β
a : ℕ → α
ha : IsCauSeq abs fun m => ∑ n ∈ range m, abv (f n)
hb : IsCauSeq abv fun m => ∑ n ∈ range m, g n
ε : α
ε0 : 0 < ε
P : α
hP : ∀ (i : ℕ), |∑ n ∈ range i, abv (f n)| < P
Q : α
hQ : ∀ (i : ℕ), abv (∑ n ∈ range i, g n) < Q
hP0 : 0 < P
hPε0 : 0 < ε / (2 * P)
N : ℕ
hN : ∀ j ≥ N, ∀ k ≥ N, abv (∑ n ∈ range j, g n - ∑ n ∈ range k, g n) < ε / (2 * P)
hQε0 : 0 < ε / (4 * Q)
M : ℕ
hM : ∀ j ≥ M, ∀ k ≥ M, |∑ n ∈ range j, abv (f n) - ∑ n ∈ range k, abv (f n)| < ε / (4 * Q)
K : ℕ
hK : K ≥ 2 * (max N M + 1)
h₁ : ∑ m ∈ range K, ∑ k ∈ range (m + 1), f k * g (m - k) = ∑ m ∈ range K, ∑ n ∈ range (K - m), f m * g n
h₂ : (fun i => ∑ k ∈ range (K - i), f i * g k) = fun i => f i * ∑ k ∈ range (K - i), g k

⊢ abv ((∑ k ∈ range K, f k) * ∑ k ∈ range K, g k - ∑ n ∈ range K, ∑ m ∈ range (n + 1), f m * g (n - m)) < ε
-- Mathlib/Algebra/Order/CauSeq/BigOperators.lean
α : Type u_1
β : Type u_2
inst✝² : LinearOrderedField α
inst✝¹ : Ring β
abv : β → α
inst✝ : IsAbsoluteValue abv
f g : ℕ → β
a : ℕ → α
ha : IsCauSeq abs fun m => ∑ n ∈ range m, abv (f n)
hb : IsCauSeq abv fun m => ∑ n ∈ range m, g n
ε : α
ε0 : 0 < ε
P : α
hP : ∀ (i : ℕ), |∑ n ∈ range i, abv (f n)| < P
Q : α
hQ : ∀ (i : ℕ), abv (∑ n ∈ range i, g n) < Q
hP0 : 0 < P
hPε0 : 0 < ε / (2 * P)
N : ℕ
hN : ∀ j ≥ N, ∀ k ≥ N, abv (∑ n ∈ range j, g n - ∑ n ∈ range k, g n) < ε / (2 * P)
hQε0 : 0 < ε / (4 * Q)
M : ℕ
hM : ∀ j ≥ M, ∀ k ≥ M, |∑ n ∈ range j, abv (f n) - ∑ n ∈ range k, abv (f n)| < ε / (4 * Q)
K : ℕ
hK : K ≥ 2 * (max N M + 1)
h₁ : ∑ m ∈ range K, ∑ k ∈ range (m + 1), f k * g (m - k) = ∑ m ∈ range K, ∑ n ∈ range (K - m), f m * g n
h₂ : (fun i => ∑ k ∈ range (K - i), f i * g k) = fun i => f i * ∑ k ∈ range (K - i), g k
h₃ : ∑ i ∈ range K, f i * ∑ k ∈ range (K - i), g k = ∑ i ∈ range K, f i * (∑ k ∈ range (K - i), g k - ∑ k ∈ range K, g k) + ∑ i ∈ range K, f i * ∑ k ∈ range K, g k

⊢ abv ((∑ k ∈ range K, f k) * ∑ k ∈ range K, g k - ∑ n ∈ range K, ∑ m ∈ range (n + 1), f m * g (n - m)) < ε
-- Mathlib/Algebra/Order/CauSeq/BigOperators.lean
α : Type u_1
β : Type u_2
inst✝² : LinearOrderedField α
inst✝¹ : Ring β
abv : β → α
inst✝ : IsAbsoluteValue abv
f g : ℕ → β
a : ℕ → α
ha : IsCauSeq abs fun m => ∑ n ∈ range m, abv (f n)
hb : IsCauSeq abv fun m => ∑ n ∈ range m, g n
ε : α
ε0 : 0 < ε
P : α
hP : ∀ (i : ℕ), |∑ n ∈ range i, abv (f n)| < P
Q : α
hQ : ∀ (i : ℕ), abv (∑ n ∈ range i, g n) < Q
hP0 : 0 < P
hPε0 : 0 < ε / (2 * P)
N : ℕ
hN : ∀ j ≥ N, ∀ k ≥ N, abv (∑ n ∈ range j, g n - ∑ n ∈ range k, g n) < ε / (2 * P)
hQε0 : 0 < ε / (4 * Q)
M : ℕ
hM : ∀ j ≥ M, ∀ k ≥ M, |∑ n ∈ range j, abv (f n) - ∑ n ∈ range k, abv (f n)| < ε / (4 * Q)
K : ℕ
hK : K ≥ 2 * (max N M + 1)
h₁ : ∑ m ∈ range K, ∑ k ∈ range (m + 1), f k * g (m - k) = ∑ m ∈ range K, ∑ n ∈ range (K - m), f m * g n
h₂ : (fun i => ∑ k ∈ range (K - i), f i * g k) = fun i => f i * ∑ k ∈ range (K - i), g k
h₃ : ∑ i ∈ range K, f i * ∑ k ∈ range (K - i), g k = ∑ i ∈ range K, f i * (∑ k ∈ range (K - i), g k - ∑ k ∈ range K, g k) + ∑ i ∈ range K, f i * ∑ k ∈ range K, g k
two_mul_two : 4 = 2 * 2

⊢ abv ((∑ k ∈ range K, f k) * ∑ k ∈ range K, g k - ∑ n ∈ range K, ∑ m ∈ range (n + 1), f m * g (n - m)) < ε
-- Mathlib/Algebra/Order/CauSeq/BigOperators.lean
α : Type u_1
β : Type u_2
inst✝² : LinearOrderedField α
inst✝¹ : Ring β
abv : β → α
inst✝ : IsAbsoluteValue abv
f g : ℕ → β
a : ℕ → α
ha : IsCauSeq abs fun m => ∑ n ∈ range m, abv (f n)
hb : IsCauSeq abv fun m => ∑ n ∈ range m, g n
ε : α
ε0 : 0 < ε
P : α
hP : ∀ (i : ℕ), |∑ n ∈ range i, abv (f n)| < P
Q : α
hQ : ∀ (i : ℕ), abv (∑ n ∈ range i, g n) < Q
hP0 : 0 < P
hPε0 : 0 < ε / (2 * P)
N : ℕ
hN : ∀ j ≥ N, ∀ k ≥ N, abv (∑ n ∈ range j, g n - ∑ n ∈ range k, g n) < ε / (2 * P)
hQε0 : 0 < ε / (4 * Q)
M : ℕ
hM : ∀ j ≥ M, ∀ k ≥ M, |∑ n ∈ range j, abv (f n) - ∑ n ∈ range k, abv (f n)| < ε / (4 * Q)
K : ℕ
hK : K ≥ 2 * (max N M + 1)
h₁ : ∑ m ∈ range K, ∑ k ∈ range (m + 1), f k * g (m - k) = ∑ m ∈ range K, ∑ n ∈ range (K - m), f m * g n
h₂ : (fun i => ∑ k ∈ range (K - i), f i * g k) = fun i => f i * ∑ k ∈ range (K - i), g k
h₃ : ∑ i ∈ range K, f i * ∑ k ∈ range (K - i), g k = ∑ i ∈ range K, f i * (∑ k ∈ range (K - i), g k - ∑ k ∈ range K, g k) + ∑ i ∈ range K, f i * ∑ k ∈ range K, g k
two_mul_two : 4 = 2 * 2
hQ0 : Q ≠ 0

⊢ abv ((∑ k ∈ range K, f k) * ∑ k ∈ range K, g k - ∑ n ∈ range K, ∑ m ∈ range (n + 1), f m * g (n - m)) < ε
-- Mathlib/Algebra/Order/CauSeq/BigOperators.lean
α : Type u_1
β : Type u_2
inst✝² : LinearOrderedField α
inst✝¹ : Ring β
abv : β → α
inst✝ : IsAbsoluteValue abv
f g : ℕ → β
a : ℕ → α
ha : IsCauSeq abs fun m => ∑ n ∈ range m, abv (f n)
hb : IsCauSeq abv fun m => ∑ n ∈ range m, g n
ε : α
ε0 : 0 < ε
P : α
hP : ∀ (i : ℕ), |∑ n ∈ range i, abv (f n)| < P
Q : α
hQ : ∀ (i : ℕ), abv (∑ n ∈ range i, g n) < Q
hP0 : 0 < P
hPε0 : 0 < ε / (2 * P)
N : ℕ
hN : ∀ j ≥ N, ∀ k ≥ N, abv (∑ n ∈ range j, g n - ∑ n ∈ range k, g n) < ε / (2 * P)
hQε0 : 0 < ε / (4 * Q)
M : ℕ
hM : ∀ j ≥ M, ∀ k ≥ M, |∑ n ∈ range j, abv (f n) - ∑ n ∈ range k, abv (f n)| < ε / (4 * Q)
K : ℕ
hK : K ≥ 2 * (max N M + 1)
h₁ : ∑ m ∈ range K, ∑ k ∈ range (m + 1), f k * g (m - k) = ∑ m ∈ range K, ∑ n ∈ range (K - m), f m * g n
h₂ : (fun i => ∑ k ∈ range (K - i), f i * g k) = fun i => f i * ∑ k ∈ range (K - i), g k
h₃ : ∑ i ∈ range K, f i * ∑ k ∈ range (K - i), g k = ∑ i ∈ range K, f i * (∑ k ∈ range (K - i), g k - ∑ k ∈ range K, g k) + ∑ i ∈ range K, f i * ∑ k ∈ range K, g k
two_mul_two : 4 = 2 * 2
hQ0 : Q ≠ 0
h2Q0 : 2 * Q ≠ 0

⊢ abv ((∑ k ∈ range K, f k) * ∑ k ∈ range K, g k - ∑ n ∈ range K, ∑ m ∈ range (n + 1), f m * g (n - m)) < ε
-- Mathlib/Algebra/Order/CauSeq/BigOperators.lean
α : Type u_1
β : Type u_2
inst✝² : LinearOrderedField α
inst✝¹ : Ring β
abv : β → α
inst✝ : IsAbsoluteValue abv
f g : ℕ → β
a : ℕ → α
ha : IsCauSeq abs fun m => ∑ n ∈ range m, abv (f n)
hb : IsCauSeq abv fun m => ∑ n ∈ range m, g n
ε : α
ε0 : 0 < ε
P : α
hP : ∀ (i : ℕ), |∑ n ∈ range i, abv (f n)| < P
Q : α
hQ : ∀ (i : ℕ), abv (∑ n ∈ range i, g n) < Q
hP0 : 0 < P
hPε0 : 0 < ε / (2 * P)
N : ℕ
hN : ∀ j ≥ N, ∀ k ≥ N, abv (∑ n ∈ range j, g n - ∑ n ∈ range k, g n) < ε / (2 * P)
hQε0 : 0 < ε / (4 * Q)
M : ℕ
hM : ∀ j ≥ M, ∀ k ≥ M, |∑ n ∈ range j, abv (f n) - ∑ n ∈ range k, abv (f n)| < ε / (4 * Q)
K : ℕ
hK : K ≥ 2 * (max N M + 1)
h₁ : ∑ m ∈ range K, ∑ k ∈ range (m + 1), f k * g (m - k) = ∑ m ∈ range K, ∑ n ∈ range (K - m), f m * g n
h₂ : (fun i => ∑ k ∈ range (K - i), f i * g k) = fun i => f i * ∑ k ∈ range (K - i), g k
h₃ : ∑ i ∈ range K, f i * ∑ k ∈ range (K - i), g k = ∑ i ∈ range K, f i * (∑ k ∈ range (K - i), g k - ∑ k ∈ range K, g k) + ∑ i ∈ range K, f i * ∑ k ∈ range K, g k
two_mul_two : 4 = 2 * 2
hQ0 : Q ≠ 0
h2Q0 : 2 * Q ≠ 0
hε : ε / (2 * P) * P + ε / (4 * Q) * (2 * Q) = ε

⊢ abv ((∑ k ∈ range K, f k) * ∑ k ∈ range K, g k - ∑ n ∈ range K, ∑ m ∈ range (n + 1), f m * g (n - m)) < ε
-- Mathlib/Algebra/Order/CauSeq/BigOperators.lean
α : Type u_1
β : Type u_2
inst✝² : LinearOrderedField α
inst✝¹ : Ring β
abv : β → α
inst✝ : IsAbsoluteValue abv
f g : ℕ → β
a : ℕ → α
ha : IsCauSeq abs fun m => ∑ n ∈ range m, abv (f n)
hb : IsCauSeq abv fun m => ∑ n ∈ range m, g n
ε : α
ε0 : 0 < ε
P : α
hP : ∀ (i : ℕ), |∑ n ∈ range i, abv (f n)| < P
Q : α
hQ : ∀ (i : ℕ), abv (∑ n ∈ range i, g n) < Q
hP0 : 0 < P
hPε0 : 0 < ε / (2 * P)
N : ℕ
hN : ∀ j ≥ N, ∀ k ≥ N, abv (∑ n ∈ range j, g n - ∑ n ∈ range k, g n) < ε / (2 * P)
hQε0 : 0 < ε / (4 * Q)
M : ℕ
hM : ∀ j ≥ M, ∀ k ≥ M, |∑ n ∈ range j, abv (f n) - ∑ n ∈ range k, abv (f n)| < ε / (4 * Q)
K : ℕ
hK : K ≥ 2 * (max N M + 1)
h₁ : ∑ m ∈ range K, ∑ k ∈ range (m + 1), f k * g (m - k) = ∑ m ∈ range K, ∑ n ∈ range (K - m), f m * g n
h₂ : (fun i => ∑ k ∈ range (K - i), f i * g k) = fun i => f i * ∑ k ∈ range (K - i), g k
h₃ : ∑ i ∈ range K, f i * ∑ k ∈ range (K - i), g k = ∑ i ∈ range K, f i * (∑ k ∈ range (K - i), g k - ∑ k ∈ range K, g k) + ∑ i ∈ range K, f i * ∑ k ∈ range K, g k
two_mul_two : 4 = 2 * 2
hQ0 : Q ≠ 0
h2Q0 : 2 * Q ≠ 0
hε : ε / (2 * P) * P + ε / (4 * Q) * (2 * Q) = ε
hNMK : max N M + 1 < K

⊢ abv ((∑ k ∈ range K, f k) * ∑ k ∈ range K, g k - ∑ n ∈ range K, ∑ m ∈ range (n + 1), f m * g (n - m)) < ε
-- Mathlib/Algebra/Order/CauSeq/BigOperators.lean
α : Type u_1
β : Type u_2
inst✝² : LinearOrderedField α
inst✝¹ : Ring β
abv : β → α
inst✝ : IsAbsoluteValue abv
f g : ℕ → β
a : ℕ → α
ha : IsCauSeq abs fun m => ∑ n ∈ range m, abv (f n)
hb : IsCauSeq abv fun m => ∑ n ∈ range m, g n
ε : α
ε0 : 0 < ε
P : α
hP : ∀ (i : ℕ), |∑ n ∈ range i, abv (f n)| < P
Q : α
hQ : ∀ (i : ℕ), abv (∑ n ∈ range i, g n) < Q
hP0 : 0 < P
hPε0 : 0 < ε / (2 * P)
N : ℕ
hN : ∀ j ≥ N, ∀ k ≥ N, abv (∑ n ∈ range j, g n - ∑ n ∈ range k, g n) < ε / (2 * P)
hQε0 : 0 < ε / (4 * Q)
M : ℕ
hM : ∀ j ≥ M, ∀ k ≥ M, |∑ n ∈ range j, abv (f n) - ∑ n ∈ range k, abv (f n)| < ε / (4 * Q)
K : ℕ
hK : K ≥ 2 * (max N M + 1)
h₁ : ∑ m ∈ range K, ∑ k ∈ range (m + 1), f k * g (m - k) = ∑ m ∈ range K, ∑ n ∈ range (K - m), f m * g n
h₂ : (fun i => ∑ k ∈ range (K - i), f i * g k) = fun i => f i * ∑ k ∈ range (K - i), g k
h₃ : ∑ i ∈ range K, f i * ∑ k ∈ range (K - i), g k = ∑ i ∈ range K, f i * (∑ k ∈ range (K - i), g k - ∑ k ∈ range K, g k) + ∑ i ∈ range K, f i * ∑ k ∈ range K, g k
two_mul_two : 4 = 2 * 2
hQ0 : Q ≠ 0
h2Q0 : 2 * Q ≠ 0
hε : ε / (2 * P) * P + ε / (4 * Q) * (2 * Q) = ε
hNMK : max N M + 1 < K
hKN : N < K

⊢ abv ((∑ k ∈ range K, f k) * ∑ k ∈ range K, g k - ∑ n ∈ range K, ∑ m ∈ range (n + 1), f m * g (n - m)) < ε
-- Mathlib/Algebra/Order/CauSeq/BigOperators.lean
α : Type u_1
β : Type u_2
inst✝² : LinearOrderedField α
inst✝¹ : Ring β
abv : β → α
inst✝ : IsAbsoluteValue abv
f g : ℕ → β
a : ℕ → α
ha : IsCauSeq abs fun m => ∑ n ∈ range m, abv (f n)
hb : IsCauSeq abv fun m => ∑ n ∈ range m, g n
ε : α
ε0 : 0 < ε
P : α
hP : ∀ (i : ℕ), |∑ n ∈ range i, abv (f n)| < P
Q : α
hQ : ∀ (i : ℕ), abv (∑ n ∈ range i, g n) < Q
hP0 : 0 < P
hPε0 : 0 < ε / (2 * P)
N : ℕ
hN : ∀ j ≥ N, ∀ k ≥ N, abv (∑ n ∈ range j, g n - ∑ n ∈ range k, g n) < ε / (2 * P)
hQε0 : 0 < ε / (4 * Q)
M : ℕ
hM : ∀ j ≥ M, ∀ k ≥ M, |∑ n ∈ range j, abv (f n) - ∑ n ∈ range k, abv (f n)| < ε / (4 * Q)
K : ℕ
hK : K ≥ 2 * (max N M + 1)
h₁ : ∑ m ∈ range K, ∑ k ∈ range (m + 1), f k * g (m - k) = ∑ m ∈ range K, ∑ n ∈ range (K - m), f m * g n
h₂ : (fun i => ∑ k ∈ range (K - i), f i * g k) = fun i => f i * ∑ k ∈ range (K - i), g k
h₃ : ∑ i ∈ range K, f i * ∑ k ∈ range (K - i), g k = ∑ i ∈ range K, f i * (∑ k ∈ range (K - i), g k - ∑ k ∈ range K, g k) + ∑ i ∈ range K, f i * ∑ k ∈ range K, g k
two_mul_two : 4 = 2 * 2
hQ0 : Q ≠ 0
h2Q0 : 2 * Q ≠ 0
hε : ε / (2 * P) * P + ε / (4 * Q) * (2 * Q) = ε
hNMK : max N M + 1 < K
hKN : N < K
hsumlesum : ∑ i ∈ range (max N M + 1), abv (f i) * abv (∑ k ∈ range (K - i), g k - ∑ k ∈ range K, g k) ≤ ∑ i ∈ range (max N M + 1), abv (f i) * (ε / (2 * P))

⊢ abv ((∑ k ∈ range K, f k) * ∑ k ∈ range K, g k - ∑ n ∈ range K, ∑ m ∈ range (n + 1), f m * g (n - m)) < ε
-- Mathlib/Algebra/Order/CauSeq/BigOperators.lean
α : Type u_1
β : Type u_2
inst✝² : LinearOrderedField α
inst✝¹ : Ring β
abv : β → α
inst✝ : IsAbsoluteValue abv
f g : ℕ → β
a : ℕ → α
ha : IsCauSeq abs fun m => ∑ n ∈ range m, abv (f n)
hb : IsCauSeq abv fun m => ∑ n ∈ range m, g n
ε : α
ε0 : 0 < ε
P : α
hP : ∀ (i : ℕ), |∑ n ∈ range i, abv (f n)| < P
Q : α
hQ : ∀ (i : ℕ), abv (∑ n ∈ range i, g n) < Q
hP0 : 0 < P
hPε0 : 0 < ε / (2 * P)
N : ℕ
hN : ∀ j ≥ N, ∀ k ≥ N, abv (∑ n ∈ range j, g n - ∑ n ∈ range k, g n) < ε / (2 * P)
hQε0 : 0 < ε / (4 * Q)
M : ℕ
hM : ∀ j ≥ M, ∀ k ≥ M, |∑ n ∈ range j, abv (f n) - ∑ n ∈ range k, abv (f n)| < ε / (4 * Q)
K : ℕ
hK : K ≥ 2 * (max N M + 1)
h₁ : ∑ m ∈ range K, ∑ k ∈ range (m + 1), f k * g (m - k) = ∑ m ∈ range K, ∑ n ∈ range (K - m), f m * g n
h₂ : (fun i => ∑ k ∈ range (K - i), f i * g k) = fun i => f i * ∑ k ∈ range (K - i), g k
h₃ : ∑ i ∈ range K, f i * ∑ k ∈ range (K - i), g k = ∑ i ∈ range K, f i * (∑ k ∈ range (K - i), g k - ∑ k ∈ range K, g k) + ∑ i ∈ range K, f i * ∑ k ∈ range K, g k
two_mul_two : 4 = 2 * 2
hQ0 : Q ≠ 0
h2Q0 : 2 * Q ≠ 0
hε : ε / (2 * P) * P + ε / (4 * Q) * (2 * Q) = ε
hNMK : max N M + 1 < K
hKN : N < K
hsumlesum : ∑ i ∈ range (max N M + 1), abv (f i) * abv (∑ k ∈ range (K - i), g k - ∑ k ∈ range K, g k) ≤ ∑ i ∈ range (max N M + 1), abv (f i) * (ε / (2 * P))
hsumltP : ∑ n ∈ range (max N M + 1), abv (f n) < P

⊢ abv ((∑ k ∈ range K, f k) * ∑ k ∈ range K, g k - ∑ n ∈ range K, ∑ m ∈ range (n + 1), f m * g (n - m)) < ε
-- Mathlib/Algebra/Order/CauSeq/BigOperators.lean
α : Type u_1
β : Type u_2
inst✝² : LinearOrderedField α
inst✝¹ : Ring β
abv : β → α
inst✝ : IsAbsoluteValue abv
f g : ℕ → β
a : ℕ → α
ha : IsCauSeq abs fun m => ∑ n ∈ range m, abv (f n)
hb : IsCauSeq abv fun m => ∑ n ∈ range m, g n
ε : α
ε0 : 0 < ε
P : α
hP : ∀ (i : ℕ), |∑ n ∈ range i, abv (f n)| < P
Q : α
hQ : ∀ (i : ℕ), abv (∑ n ∈ range i, g n) < Q
hP0 : 0 < P
hPε0 : 0 < ε / (2 * P)
N : ℕ
hN : ∀ j ≥ N, ∀ k ≥ N, abv (∑ n ∈ range j, g n - ∑ n ∈ range k, g n) < ε / (2 * P)
hQε0 : 0 < ε / (4 * Q)
M : ℕ
hM : ∀ j ≥ M, ∀ k ≥ M, |∑ n ∈ range j, abv (f n) - ∑ n ∈ range k, abv (f n)| < ε / (4 * Q)
K : ℕ
hK : K ≥ 2 * (max N M + 1)
h₁ : ∑ m ∈ range K, ∑ k ∈ range (m + 1), f k * g (m - k) = ∑ m ∈ range K, ∑ n ∈ range (K - m), f m * g n
h₂ : (fun i => ∑ k ∈ range (K - i), f i * g k) = fun i => f i * ∑ k ∈ range (K - i), g k
h₃ : ∑ i ∈ range K, f i * ∑ k ∈ range (K - i), g k = ∑ i ∈ range K, f i * (∑ k ∈ range (K - i), g k - ∑ k ∈ range K, g k) + ∑ i ∈ range K, f i * ∑ k ∈ range K, g k
two_mul_two : 4 = 2 * 2
hQ0 : Q ≠ 0
h2Q0 : 2 * Q ≠ 0
hε : ε / (2 * P) * P + ε / (4 * Q) * (2 * Q) = ε
hNMK : max N M + 1 < K
hKN : N < K
hsumlesum : ∑ i ∈ range (max N M + 1), abv (f i) * abv (∑ k ∈ range (K - i), g k - ∑ k ∈ range K, g k) ≤ ∑ i ∈ range (max N M + 1), abv (f i) * (ε / (2 * P))
hsumltP : ∑ n ∈ range (max N M + 1), abv (f n) < P

⊢ abv (∑ i ∈ range K, f i * (∑ k ∈ range (K - i), g k - ∑ k ∈ range K, g k)) < ε