mathlib-initiative/mathlib-tactics huggingface dataset:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : SuccOrder α
a b : α
⊢ Ico (succ a) b = Ioo a b

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : SuccOrder α
a : α
ha : ¬IsMax a
b : α
⊢ Icc (succ a) b = Ioc a b

Tactic:
ext x; rw [mem_Icc, mem_Ioc, succ_le_iff_of_not_isMax ha]

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : SuccOrder α
a : α
ha : ¬IsMax a
b : α
⊢ Icc (succ a) b = Ioc a b

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : SuccOrder α
b : α
hb : ¬IsMax b
a : α
⊢ Ico a (succ b) = Icc a b

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Pi

Goal state before:
pp: R : Type u
ι : Type x
inst✝³ : Semiring R
φ : ι → Type i
inst✝² : (i : ι) → AddCommMonoid (φ i)
inst✝¹ : (i : ι) → Module R (φ i)
inst✝ : DecidableEq ι
I J : Set ι
h : Disjoint I J
⊢ Disjoint (⨆ i ∈ I, (single R φ i).range) (⨆ i ∈ J, (single R φ i).range)

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Pi

Goal state before:
pp: R : Type u
K : Type u'
M : Type v
V : Type v'
M₂ : Type w
V₂ : Type w'
M₃ : Type y
V₃ : Type y'
M₄ : Type z
ι : Type x
ι' : Type x'
inst✝¹³ : Semiring R
inst✝¹² : AddCommMonoid M₂
inst✝¹¹ : Module R M₂
inst✝¹⁰ : AddCommMonoid M₃
inst✝⁹ : Module R M₃
φ : ι → Type i
inst✝⁸ : (i : ι) → AddCommMonoid (φ i)
inst✝⁷ : (i : ι) → Module R (φ i)
inst✝⁶ : DecidableEq ι
S : Type ?u.47
inst✝⁵ : AddCommMonoid M
inst✝⁴ : Module R M
inst✝³ : Fintype ι
inst✝² : Semiring S
inst✝¹ : Module S M
inst✝ : SMulCommClass R S M
f g : (i : ι) → φ i →ₗ[R] M
⊢ ∑ i, (f + g) i ∘ₗ proj i = ∑ i, f i ∘ₗ proj i + ∑ i, g i ∘ₗ proj i

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Pi

Goal state before:
pp: R : Type u
K : Type u'
M : Type v
V : Type v'
M₂ : Type w
V₂ : Type w'
M₃ : Type y
V₃ : Type y'
M₄ : Type z
ι : Type x
ι' : Type x'
inst✝¹³ : Semiring R
inst✝¹² : AddCommMonoid M₂
inst✝¹¹ : Module R M₂
inst✝¹⁰ : AddCommMonoid M₃
inst✝⁹ : Module R M₃
φ : ι → Type i
inst✝⁸ : (i : ι) → AddCommMonoid (φ i)
inst✝⁷ : (i : ι) → Module R (φ i)
inst✝⁶ : DecidableEq ι
S : Type ?u.47
inst✝⁵ : AddCommMonoid M
inst✝⁴ : Module R M
inst✝³ : Fintype ι
inst✝² : Semiring S
inst✝¹ : Module S M
inst✝ : SMulCommClass R S M
f g : (i : ι) → φ i →ₗ[R] M
⊢ ∑ i, (f + g) i ∘ₗ proj i = ∑ i, f i ∘ₗ proj i + ∑ i, g i ∘ₗ proj i

Tactic:
by simp only [Pi.add_apply, add_comp, Finset.sum_add_distrib]

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : SuccOrder α
b : α
hb : ¬IsMax b
a : α
⊢ Ioo a (succ b) = Ioc a b

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Pi

Goal state before:
pp: R : Type u
K : Type u'
M : Type v
V : Type v'
M₂ : Type w
V₂ : Type w'
M₃ : Type y
V₃ : Type y'
M₄ : Type z
ι : Type x
ι' : Type x'
inst✝¹³ : Semiring R
inst✝¹² : AddCommMonoid M₂
inst✝¹¹ : Module R M₂
inst✝¹⁰ : AddCommMonoid M₃
inst✝⁹ : Module R M₃
φ : ι → Type i
inst✝⁸ : (i : ι) → AddCommMonoid (φ i)
inst✝⁷ : (i : ι) → Module R (φ i)
inst✝⁶ : DecidableEq ι
S : Type ?u.47
inst✝⁵ : AddCommMonoid M
inst✝⁴ : Module R M
inst✝³ : Fintype ι
inst✝² : Semiring S
inst✝¹ : Module S M
inst✝ : SMulCommClass R S M
c : S
f : (i : ι) → φ i →ₗ[R] M
⊢ ∑ i, (c • f) i ∘ₗ proj i = (RingHom.id S) c • ∑ i, f i ∘ₗ proj i

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Pi

Goal state before:
pp: R : Type u
K : Type u'
M : Type v
V : Type v'
M₂ : Type w
V₂ : Type w'
M₃ : Type y
V₃ : Type y'
M₄ : Type z
ι : Type x
ι' : Type x'
inst✝¹³ : Semiring R
inst✝¹² : AddCommMonoid M₂
inst✝¹¹ : Module R M₂
inst✝¹⁰ : AddCommMonoid M₃
inst✝⁹ : Module R M₃
φ : ι → Type i
inst✝⁸ : (i : ι) → AddCommMonoid (φ i)
inst✝⁷ : (i : ι) → Module R (φ i)
inst✝⁶ : DecidableEq ι
S : Type ?u.47
inst✝⁵ : AddCommMonoid M
inst✝⁴ : Module R M
inst✝³ : Fintype ι
inst✝² : Semiring S
inst✝¹ : Module S M
inst✝ : SMulCommClass R S M
f : (i : ι) → φ i →ₗ[R] M
⊢ (fun f i ↦ f ∘ₗ single R φ i) ((fun f ↦ ∑ i, f i ∘ₗ proj i) f) = f

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : SuccOrder α
b : α
hb : ¬IsMax b
a : α
⊢ Ico (succ a) (succ b) = Ioc a b

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Prod

Goal state before:
pp: R : Type u
K : Type u'
M : Type v
V : Type v'
M₂ : Type w
V₂ : Type w'
M₃ : Type y
V₃ : Type y'
M₄ : Type z
ι : Type x
M₅ : Type u_1
M₆ : Type u_2
S : Type u_3
inst✝¹³ : Semiring R
inst✝¹² : Semiring S
inst✝¹¹ : AddCommMonoid M
inst✝¹⁰ : AddCommMonoid M₂
inst✝⁹ : AddCommMonoid M₃
inst✝⁸ : AddCommMonoid M₄
inst✝⁷ : AddCommMonoid M₅
inst✝⁶ : AddCommMonoid M₆
inst✝⁵ : Module R M
inst✝⁴ : Module R M₂
inst✝³ : Module R M₃
inst✝² : Module R M₄
inst✝¹ : Module R M₅
inst✝ : Module R M₆
f✝ f : M →ₗ[R] M₂
g : M →ₗ[R] M₃
x y : M
⊢ Function.prod (⇑f) (⇑g) (x + y) = Function.prod (⇑f) (⇑g) x + Function.prod (⇑f) (⇑g) y

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Prod

Goal state before:
pp: R : Type u
K : Type u'
M : Type v
V : Type v'
M₂ : Type w
V₂ : Type w'
M₃ : Type y
V₃ : Type y'
M₄ : Type z
ι : Type x
M₅ : Type u_1
M₆ : Type u_2
S : Type u_3
inst✝¹³ : Semiring R
inst✝¹² : Semiring S
inst✝¹¹ : AddCommMonoid M
inst✝¹⁰ : AddCommMonoid M₂
inst✝⁹ : AddCommMonoid M₃
inst✝⁸ : AddCommMonoid M₄
inst✝⁷ : AddCommMonoid M₅
inst✝⁶ : AddCommMonoid M₆
inst✝⁵ : Module R M
inst✝⁴ : Module R M₂
inst✝³ : Module R M₃
inst✝² : Module R M₄
inst✝¹ : Module R M₅
inst✝ : Module R M₆
f✝ f : M →ₗ[R] M₂
g : M →ₗ[R] M₃
c : R
x : M
⊢ Function.prod (⇑f) (⇑g) (c • x) = (RingHom.id R) c • Function.prod (⇑f) (⇑g) x

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : SuccOrder α
a b : α
h : a ≤ b
⊢ insert a (Icc (succ a) b) = Icc a b

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Pi

Goal state before:
pp: R : Type u
K : Type u'
M : Type v
V : Type v'
M₂ : Type w
V₂ : Type w'
M₃ : Type y
V₃ : Type y'
M₄ : Type z
ι : Type x
ι' : Type x'
inst✝¹³ : Semiring R
inst✝¹² : AddCommMonoid M₂
inst✝¹¹ : Module R M₂
inst✝¹⁰ : AddCommMonoid M₃
inst✝⁹ : Module R M₃
φ : ι → Type i
inst✝⁸ : (i : ι) → AddCommMonoid (φ i)
inst✝⁷ : (i : ι) → Module R (φ i)
inst✝⁶ : DecidableEq ι
S : Type ?u.47
inst✝⁵ : AddCommMonoid M
inst✝⁴ : Module R M
inst✝³ : Fintype ι
inst✝² : Semiring S
inst✝¹ : Module S M
inst✝ : SMulCommClass R S M
f : ((i : ι) → φ i) →ₗ[R] M
x : (i : ι) → φ i
this : f (∑ j, Pi.single j (x j)) = f x
⊢ ((fun f ↦ ∑ i, f i ∘ₗ proj i) ((fun f i ↦ f ∘ₗ single R φ i) f)) x = f x

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Prod

Goal state before:
pp: R : Type u
M : Type v
M₂ : Type w
inst✝⁴ : Semiring R
inst✝³ : AddCommMonoid M
inst✝² : AddCommMonoid M₂
inst✝¹ : Module R M
inst✝ : Module R M₂
⊢ (inl R M M₂).range = (snd R M M₂).ker

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Quotient.Basic

Goal state before:
pp: R : Type u_1
M : Type u_2
inst✝² : Ring R
inst✝¹ : AddCommGroup M
inst✝ : Module R M
p : Submodule R M
f : M →ₗ[R] M
h : p ≤ comap f p
k : ℕ
h' : p ≤ comap (f ^ k) p
⊢ p.mapQ p (f ^ k) h' = p.mapQ p f h ^ k

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : SuccOrder α
a b : α
h : a ≤ succ b
⊢ insert (succ b) (Icc a b) = Icc a (succ b)

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : SuccOrder α
a b : α
h : a ≤ b
hb : ¬IsMax b
⊢ insert b (Ico a b) = Ico a (succ b)

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Quotient.Basic

Goal state before:
pp: R : Type u_1
M : Type u_2
inst✝⁵ : Ring R
inst✝⁴ : AddCommGroup M
inst✝³ : Module R M
p : Submodule R M
R₂ : Type u_3
M₂ : Type u_4
inst✝² : Ring R₂
inst✝¹ : AddCommGroup M₂
inst✝ : Module R₂ M₂
τ₁₂ : R →+* R₂
q : Submodule R₂ M₂
f : M →ₛₗ[τ₁₂] M₂
h : p ≤ f.ker
⊢ comap (p.liftQ f h) q ≤ map p.mkQ (comap f q)

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : SuccOrder α
a b : α
h : a < b
⊢ insert a (Ico (succ a) b) = Ico a b

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Pi

Goal state before:
pp: R : Type u
K : Type u'
M : Type v
V : Type v'
M₂ : Type w
V₂ : Type w'
M₃ : Type y
V₃ : Type y'
M₄ : Type z
ι : Type x
ι' : Type x'
inst✝¹³ : Semiring R
inst✝¹² : AddCommMonoid M₂
inst✝¹¹ : Module R M₂
inst✝¹⁰ : AddCommMonoid M₃
inst✝⁹ : Module R M₃
φ : ι → Type i
inst✝⁸ : (i : ι) → AddCommMonoid (φ i)
inst✝⁷ : (i : ι) → Module R (φ i)
inst✝⁶ : DecidableEq ι
S : Type ?u.47
inst✝⁵ : AddCommMonoid M
inst✝⁴ : Module R M
inst✝³ : Fintype ι
inst✝² : Semiring S
inst✝¹ : Module S M
inst✝ : SMulCommClass R S M
f : ((i : ι) → φ i) →ₗ[R] M
⊢ (fun f ↦ ∑ i, f i ∘ₗ proj i) ((fun f i ↦ f ∘ₗ single R φ i) f) = f

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Prod

Goal state before:
pp: R : Type u
M : Type v
M₂ : Type w
inst✝⁴ : Semiring R
inst✝³ : AddCommMonoid M
inst✝² : AddCommMonoid M₂
inst✝¹ : Module R M
inst✝ : Module R M₂
⊢ (inr R M M₂).range = (fst R M M₂).ker

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : SuccOrder α
a b : α
h : a ≤ b
hb : ¬IsMax b
⊢ insert (succ b) (Ioc a b) = Ioc a (succ b)

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Prod

Goal state before:
pp: R : Type u
M : Type v
M₂ : Type w
inst✝⁴ : Semiring R
inst✝³ : AddCommMonoid M
inst✝² : AddCommMonoid M₂
inst✝¹ : Module R M
inst✝ : Module R M₂
x✝ : M
⊢ ∀ ⦃a₂ : M⦄, (inl R M M₂) x✝ = (inl R M M₂) a₂ → x✝ = a₂

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Prod

Goal state before:
pp: R : Type u
M : Type v
M₂ : Type w
inst✝⁴ : Semiring R
inst✝³ : AddCommMonoid M
inst✝² : AddCommMonoid M₂
inst✝¹ : Module R M
inst✝ : Module R M₂
x✝ : M₂
⊢ ∀ ⦃a₂ : M₂⦄, (inr R M M₂) x✝ = (inr R M M₂) a₂ → x✝ = a₂

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : SuccOrder α
a b : α
h : a < b
⊢ insert (succ a) (Ioc (succ a) b) = Ioc a b

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Quotient.Basic

Goal state before:
pp: R : Type u_1
M : Type u_2
inst✝⁵ : Ring R
inst✝⁴ : AddCommGroup M
inst✝³ : Module R M
p : Submodule R M
R₂ : Type u_3
M₂ : Type u_4
inst✝² : Ring R₂
inst✝¹ : AddCommGroup M₂
inst✝ : Module R₂ M₂
τ₁₂ : R →+* R₂
q : Submodule R₂ M₂
f : M →ₛₗ[τ₁₂] M₂
h : p ≤ f.ker
⊢ map p.mkQ (comap f q) ≤ comap (p.liftQ f h) q

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Prod

Goal state before:
pp: R : Type u
M : Type v
M₂ : Type w
M₃ : Type y
inst✝⁶ : Semiring R
inst✝⁵ : AddCommMonoid M
inst✝⁴ : AddCommMonoid M₂
inst✝³ : AddCommMonoid M₃
inst✝² : Module R M
inst✝¹ : Module R M₂
inst✝ : Module R M₃
f : M →ₗ[R] M₃
g : M₂ →ₗ[R] M₃
⊢ f.coprod g ∘ₗ inl R M M₂ = f

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Prod

Goal state before:
pp: R : Type u
M : Type v
M₂ : Type w
M₃ : Type y
inst✝⁶ : Semiring R
inst✝⁵ : AddCommMonoid M
inst✝⁴ : AddCommMonoid M₂
inst✝³ : AddCommMonoid M₃
inst✝² : Module R M
inst✝¹ : Module R M₂
inst✝ : Module R M₃
f : M →ₗ[R] M₃
g : M₂ →ₗ[R] M₃
⊢ f.coprod g ∘ₗ inr R M M₂ = g

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : PredOrder α
a b : α
⊢ Ioc a (pred b) = Ioo a b

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Quotient.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
p : Submodule R M
R₂ : Type u_3
M₂ : Type u_4
inst✝³ : Ring R₂
inst✝² : AddCommGroup M₂
inst✝¹ : Module R₂ M₂
τ₁₂ : R →+* R₂
inst✝ : RingHomSurjective τ₁₂
f : M →ₛₗ[τ₁₂] M₂
h : p ≤ f.ker
q : Submodule R (M ⧸ p)
⊢ map (p.liftQ f h) q ≤ map f (comap p.mkQ q)

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Prod

Goal state before:
pp: R : Type u
M : Type v
M₂ : Type w
inst✝⁴ : Semiring R
inst✝³ : AddCommMonoid M
inst✝² : AddCommMonoid M₂
inst✝¹ : Module R M
inst✝ : Module R M₂
⊢ (inl R M M₂).coprod (inr R M M₂) = id

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Prod

Goal state before:
pp: R : Type u
M : Type v
M₂ : Type w
inst✝⁴ : Semiring R
inst✝³ : AddCommMonoid M
inst✝² : AddCommMonoid M₂
inst✝¹ : Module R M
inst✝ : Module R M₂
⊢ fst R M M₂ = id.coprod 0

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Prod

Goal state before:
pp: R : Type u
M : Type v
M₂ : Type w
inst✝⁴ : Semiring R
inst✝³ : AddCommMonoid M
inst✝² : AddCommMonoid M₂
inst✝¹ : Module R M
inst✝ : Module R M₂
⊢ snd R M M₂ = coprod 0 id

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : PredOrder α
b : α
hb : ¬IsMin b
a : α
⊢ Icc a (pred b) = Ico a b

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Pi

Goal state before:
pp: R : Type u
M : Type v
ι : Type x
inst✝⁹ : Semiring R
φ : ι → Type i
inst✝⁸ : (i : ι) → AddCommMonoid (φ i)
inst✝⁷ : (i : ι) → Module R (φ i)
inst✝⁶ : DecidableEq ι
S : Type u_1
inst✝⁵ : AddCommMonoid M
inst✝⁴ : Module R M
inst✝³ : Fintype ι
inst✝² : Semiring S
inst✝¹ : Module S M
inst✝ : SMulCommClass R S M
f : (i : ι) → φ i →ₗ[R] M
i : ι
x : φ i
⊢ ((lsum R φ S) f) (Pi.single i x) = (f i) x

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Pi

Goal state before:
pp: R : Type u
ι : Type x
inst✝⁷ : Semiring R
φ : ι → Type i
inst✝⁶ : (i : ι) → AddCommMonoid (φ i)
inst✝⁵ : (i : ι) → Module R (φ i)
inst✝⁴ : DecidableEq ι
S : Type u_1
inst✝³ : Fintype ι
inst✝² : Semiring S
inst✝¹ : (i : ι) → Module S (φ i)
inst✝ : ∀ (i : ι), SMulCommClass R S (φ i)
x : (i : ι) → φ i
⊢ ((lsum R φ S) (single R φ)) x = id x

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Quotient.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
p : Submodule R M
R₂ : Type u_3
M₂ : Type u_4
inst✝³ : Ring R₂
inst✝² : AddCommGroup M₂
inst✝¹ : Module R₂ M₂
τ₁₂ : R →+* R₂
inst✝ : RingHomSurjective τ₁₂
f : M →ₛₗ[τ₁₂] M₂
h : p ≤ f.ker
q : Submodule R (M ⧸ p)
⊢ map f (comap p.mkQ q) ≤ map (p.liftQ f h) q

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : PredOrder α
a : α
ha : ¬IsMin a
b : α
⊢ Ioc (pred a) b = Icc a b

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Pi

Goal state before:
pp: R : Type u
M : Type v
ι : Type x
inst✝⁶ : Semiring R
φ : ι → Type i
inst✝⁵ : (i : ι) → AddCommMonoid (φ i)
inst✝⁴ : (i : ι) → Module R (φ i)
inst✝³ : DecidableEq ι
inst✝² : Finite ι
inst✝¹ : AddCommMonoid M
inst✝ : Module R M
f g : ((i : ι) → φ i) →ₗ[R] M
h : ∀ (i : ι), f ∘ₗ single R φ i = g ∘ₗ single R φ i
⊢ f = g

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Quotient.Basic

Goal state before:
pp: R : Type u_1
M : Type u_2
inst✝⁵ : Ring R
inst✝⁴ : AddCommGroup M
inst✝³ : Module R M
p : Submodule R M
R₂ : Type u_3
M₂ : Type u_4
inst✝² : Ring R₂
inst✝¹ : AddCommGroup M₂
inst✝ : Module R₂ M₂
τ₁₂ : R →+* R₂
q : Submodule R₂ M₂
f : M →ₛₗ[τ₁₂] M₂
h : p ≤ comap f q
⊢ (p.mapQ q f h).ker = map p.mkQ (comap f q)

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Quotient.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
p : Submodule R M
R₂ : Type u_3
M₂ : Type u_4
inst✝³ : Ring R₂
inst✝² : AddCommGroup M₂
inst✝¹ : Module R₂ M₂
τ₁₂ : R →+* R₂
inst✝ : RingHomSurjective τ₁₂
f : M →ₛₗ[τ₁₂] M₂
h : p ≤ f.ker
⊢ (p.liftQ f h).range = f.range

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : PredOrder α
a : α
ha : ¬IsMin a
b : α
⊢ Ioo (pred a) b = Ico a b

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Prod

Goal state before:
pp: R : Type u
M : Type v
M₂ : Type w
M₃ : Type y
inst✝⁶ : Semiring R
inst✝⁵ : AddCommMonoid M
inst✝⁴ : AddCommMonoid M₂
inst✝³ : AddCommMonoid M₃
inst✝² : Module R M
inst✝¹ : Module R M₂
inst✝ : Module R M₃
f : M →ₗ[R] M₃
g : M₂ →ₗ[R] M₃
S : Submodule R M
S' : Submodule R M₂
⊢ ↑(Submodule.map (f.coprod g) (S.prod S')) = ↑(Submodule.map f S ⊔ Submodule.map g S')

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : PredOrder α
a : α
ha : ¬IsMin a
b : α
⊢ Ioc (pred a) (pred b) = Ico a b

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : PredOrder α
a b : α
h : a ≤ b
⊢ insert b (Icc a (pred b)) = Icc a b

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Prod

Goal state before:
pp: R : Type u
M : Type v
M₂ : Type w
M₃ : Type y
inst✝⁶ : Semiring R
inst✝⁵ : AddCommMonoid M
inst✝⁴ : AddCommMonoid M₂
inst✝³ : AddCommMonoid M₃
inst✝² : Module R M
inst✝¹ : Module R M₂
inst✝ : Module R M₃
f : M × M₂ →ₗ[R] M₃
⊢ (f ∘ₗ inl R M M₂).coprod (f ∘ₗ inr R M M₂) = f

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : PredOrder α
a b : α
h : pred a ≤ b
⊢ insert (pred a) (Icc a b) = Icc (pred a) b

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Quotient.Basic

Goal state before:
pp: R : Type u_1
M : Type u_2
inst✝⁵ : Ring R
inst✝⁴ : AddCommGroup M
inst✝³ : Module R M
p : Submodule R M
R₂ : Type u_3
M₂ : Type u_4
inst✝² : Ring R₂
inst✝¹ : AddCommGroup M₂
inst✝ : Module R₂ M₂
τ₁₂ : R →+* R₂
f : M →ₛₗ[τ₁₂] M₂
h : p ≤ f.ker
h' : f.ker ≤ p
⊢ (p.liftQ f h).ker = ⊥

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : PredOrder α
a b : α
h : a ≤ b
ha : ¬IsMin a
⊢ insert a (Ioc a b) = Ioc (pred a) b

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Prod

Goal state before:
pp: R : Type u
K : Type u'
M : Type v
V : Type v'
M₂ : Type w
V₂ : Type w'
M₃ : Type y
V₃ : Type y'
M₄ : Type z
ι : Type x
M₅ : Type u_1
M₆ : Type u_2
S : Type u_3
inst✝¹⁵ : Semiring R
inst✝¹⁴ : Semiring S
inst✝¹³ : AddCommMonoid M
inst✝¹² : AddCommMonoid M₂
inst✝¹¹ : AddCommMonoid M₃
inst✝¹⁰ : AddCommMonoid M₄
inst✝⁹ : AddCommMonoid M₅
inst✝⁸ : AddCommMonoid M₆
inst✝⁷ : Module R M
inst✝⁶ : Module R M₂
inst✝⁵ : Module R M₃
inst✝⁴ : Module R M₄
inst✝³ : Module R M₅
inst✝² : Module R M₆
f : M →ₗ[R] M₂
inst✝¹ : Module S M₃
inst✝ : SMulCommClass R S M₃
a b : (M →ₗ[R] M₃) × (M₂ →ₗ[R] M₃)
⊢ (a + b).1.coprod (a + b).2 = a.1.coprod a.2 + b.1.coprod b.2

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : PredOrder α
a b : α
h : a < b
⊢ insert b (Ioc a (pred b)) = Ioc a b

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : PredOrder α
a b : α
h : a ≤ b
ha : ¬IsMin a
⊢ insert (pred a) (Ico a b) = Ico (pred a) b

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : PredOrder α
a b : α
h : a < b
⊢ insert (pred b) (Ico a (pred b)) = Ico a b

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Prod

Goal state before:
pp: R : Type u
K : Type u'
M : Type v
V : Type v'
M₂ : Type w
V₂ : Type w'
M₃ : Type y
V₃ : Type y'
M₄ : Type z
ι : Type x
M₅ : Type u_1
M₆ : Type u_2
S : Type u_3
inst✝¹⁵ : Semiring R
inst✝¹⁴ : Semiring S
inst✝¹³ : AddCommMonoid M
inst✝¹² : AddCommMonoid M₂
inst✝¹¹ : AddCommMonoid M₃
inst✝¹⁰ : AddCommMonoid M₄
inst✝⁹ : AddCommMonoid M₅
inst✝⁸ : AddCommMonoid M₆
inst✝⁷ : Module R M
inst✝⁶ : Module R M₂
inst✝⁵ : Module R M₃
inst✝⁴ : Module R M₄
inst✝³ : Module R M₅
inst✝² : Module R M₆
f : M →ₗ[R] M₂
inst✝¹ : Module S M₃
inst✝ : SMulCommClass R S M₃
r : S
a : (M →ₗ[R] M₃) × (M₂ →ₗ[R] M₃)
⊢ (r • a).1.coprod (r • a).2 = (RingHom.id S) r • a.1.coprod a.2

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Prod

Goal state before:
pp: R : Type u
K : Type u'
M : Type v
V : Type v'
M₂ : Type w
V₂ : Type w'
M₃ : Type y
V₃ : Type y'
M₄ : Type z
ι : Type x
M₅ : Type u_1
M₆ : Type u_2
S : Type u_3
inst✝¹⁵ : Semiring R
inst✝¹⁴ : Semiring S
inst✝¹³ : AddCommMonoid M
inst✝¹² : AddCommMonoid M₂
inst✝¹¹ : AddCommMonoid M₃
inst✝¹⁰ : AddCommMonoid M₄
inst✝⁹ : AddCommMonoid M₅
inst✝⁸ : AddCommMonoid M₆
inst✝⁷ : Module R M
inst✝⁶ : Module R M₂
inst✝⁵ : Module R M₃
inst✝⁴ : Module R M₄
inst✝³ : Module R M₅
inst✝² : Module R M₆
f✝ : M →ₗ[R] M₂
inst✝¹ : Module S M₃
inst✝ : SMulCommClass R S M₃
f : (M →ₗ[R] M₃) × (M₂ →ₗ[R] M₃)
⊢ (fun f ↦ (f ∘ₗ inl R M M₂, f ∘ₗ inr R M M₂)) ((fun f ↦ f.1.coprod f.2) f) = f

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Quotient.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
p : Submodule R M
R₂ : Type u_3
M₂ : Type u_4
inst✝³ : Ring R₂
inst✝² : AddCommGroup M₂
inst✝¹ : Module R₂ M₂
τ₁₂ : R →+* R₂
q : Submodule R₂ M₂
inst✝ : RingHomSurjective τ₁₂
f : M →ₛₗ[τ₁₂] M₂
h : p ≤ comap f q
⊢ (p.mapQ q f h).range = map q.mkQ f.range

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝³ : LinearOrder α
inst✝² : SuccOrder α
inst✝¹ : PredOrder α
inst✝ : Nontrivial α
a b : α
⊢ Icc (succ a) (pred b) = Ioo a b

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Prod

Goal state before:
pp: R : Type u
K : Type u'
M : Type v
V : Type v'
M₂ : Type w
V₂ : Type w'
M₃ : Type y
V₃ : Type y'
M₄ : Type z
ι : Type x
M₅ : Type u_1
M₆ : Type u_2
S : Type u_3
inst✝¹⁵ : Semiring R
inst✝¹⁴ : Semiring S
inst✝¹³ : AddCommMonoid M
inst✝¹² : AddCommMonoid M₂
inst✝¹¹ : AddCommMonoid M₃
inst✝¹⁰ : AddCommMonoid M₄
inst✝⁹ : AddCommMonoid M₅
inst✝⁸ : AddCommMonoid M₆
inst✝⁷ : Module R M
inst✝⁶ : Module R M₂
inst✝⁵ : Module R M₃
inst✝⁴ : Module R M₄
inst✝³ : Module R M₅
inst✝² : Module R M₆
f✝ : M →ₗ[R] M₂
inst✝¹ : Module S M₃
inst✝ : SMulCommClass R S M₃
f : M × M₂ →ₗ[R] M₃
⊢ (fun f ↦ f.1.coprod f.2) ((fun f ↦ (f ∘ₗ inl R M M₂, f ∘ₗ inr R M M₂)) f) = f

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Quotient.Basic

Goal state before:
pp: R : Type u_1
M : Type u_2
inst✝² : Ring R
inst✝¹ : AddCommGroup M
inst✝ : Module R M
p p' : Submodule R M
H : p ≤ p'
⊢ factor H ∘ₗ p.mkQ = p'.mkQ

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : SuccOrder α
b : α
hb : ¬IsMax b
⊢ Iio (succ b) = Iic b

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Quotient.Basic

Goal state before:
pp: R : Type u_1
M : Type u_2
inst✝² : Ring R
inst✝¹ : AddCommGroup M
inst✝ : Module R M
p p' p'' : Submodule R M
H1 : p ≤ p'
H2 : p' ≤ p''
⊢ factor H2 ∘ₗ factor H1 = factor ⋯

Tactic:
by

Goal state after:
Module: Mathlib.Order.Interval.Set.SuccPred

Goal state before:
pp: α : Type u_1
inst✝¹ : LinearOrder α
inst✝ : PredOrder α
b : α
hb : ¬IsMin b
⊢ Iic (pred b) = Iio b

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Prod

Goal state before:
pp: R : Type u
M : Type v
M₂ : Type w
M₃ : Type y
M₄ : Type z
inst✝⁸ : Semiring R
inst✝⁷ : AddCommMonoid M
inst✝⁶ : AddCommMonoid M₂
inst✝⁵ : AddCommMonoid M₃
inst✝⁴ : AddCommMonoid M₄
inst✝³ : Module R M
inst✝² : Module R M₂
inst✝¹ : Module R M₃
inst✝ : Module R M₄
f : M →ₗ[R] M₂
g : M₃ →ₗ[R] M₄
⊢ (f.prodMap g).ker = f.ker.prod g.ker

Tactic:
by

Goal state after:
Module: Mathlib.LinearAlgebra.Quotient.Basic

Goal state before:
pp: R : Type u_1
M : Type u_2
inst✝² : Ring R
inst✝¹ : AddCommGroup M
inst✝ : Module R M
p p' p'' : Submodule R M
H1 : p ≤ p'
H2 : p' ≤ p''
x : M ⧸ p
⊢ (factor H2) ((factor H1) x) = (factor ⋯) x

Tactic:
by

Goal state after: