mathlib-initiative/mathlib-tactics huggingface dataset:
Module: Mathlib.MeasureTheory.VectorMeasure.Basic

Goal state before:
pp: α : Type u_1
m : MeasurableSpace α
M : Type u_4
inst✝¹ : AddCommMonoid M
inst✝ : TopologicalSpace M
n : MeasurableSpace α
v : VectorMeasure α M
hle : m ≤ n
i : Set α
hi : MeasurableSet i
j : Set α
hj : MeasurableSet j
⊢ v (j ∩ i) = v (j ∩ i)

pp: case hi
α : Type u_1
m : MeasurableSpace α
M : Type u_4
inst✝¹ : AddCommMonoid M
inst✝ : TopologicalSpace M
n : MeasurableSpace α
v : VectorMeasure α M
hle : m ≤ n
i : Set α
hi : MeasurableSet i
j : Set α
hj : MeasurableSet j
⊢ MeasurableSet (j ∩ i)

pp: case hi
α : Type u_1
m : MeasurableSpace α
M : Type u_4
inst✝¹ : AddCommMonoid M
inst✝ : TopologicalSpace M
n : MeasurableSpace α
v : VectorMeasure α M
hle : m ≤ n
i : Set α
hi : MeasurableSet i
j : Set α
hj : MeasurableSet j
⊢ MeasurableSet i

pp: case hj
α : Type u_1
m : MeasurableSpace α
M : Type u_4
inst✝¹ : AddCommMonoid M
inst✝ : TopologicalSpace M
n : MeasurableSpace α
v : VectorMeasure α M
hle : m ≤ n
i : Set α
hi : MeasurableSet i
j : Set α
hj : MeasurableSet j
⊢ MeasurableSet j

pp: case hi
α : Type u_1
m : MeasurableSpace α
M : Type u_4
inst✝¹ : AddCommMonoid M
inst✝ : TopologicalSpace M
n : MeasurableSpace α
v : VectorMeasure α M
hle : m ≤ n
i : Set α
hi : MeasurableSet i
j : Set α
hj : MeasurableSet j
⊢ MeasurableSet i

pp: case hj
α : Type u_1
m : MeasurableSpace α
M : Type u_4
inst✝¹ : AddCommMonoid M
inst✝ : TopologicalSpace M
n : MeasurableSpace α
v : VectorMeasure α M
hle : m ≤ n
i : Set α
hi : MeasurableSet i
j : Set α
hj : MeasurableSet j
⊢ MeasurableSet j

Tactic:
]

Goal state after:
case hi
α : Type u_1
m : MeasurableSpace α
M : Type u_4
inst✝¹ : AddCommMonoid M
inst✝ : TopologicalSpace M
n : MeasurableSpace α
v : VectorMeasure α M
hle : m ≤ n
i : Set α
hi : MeasurableSet i
j : Set α
hj : MeasurableSet j
⊢ MeasurableSet (j ∩ i)

case hi
α : Type u_1
m : MeasurableSpace α
M : Type u_4
inst✝¹ : AddCommMonoid M
inst✝ : TopologicalSpace M
n : MeasurableSpace α
v : VectorMeasure α M
hle : m ≤ n
i : Set α
hi : MeasurableSet i
j : Set α
hj : MeasurableSet j
⊢ MeasurableSet i

case hj
α : Type u_1
m : MeasurableSpace α
M : Type u_4
inst✝¹ : AddCommMonoid M
inst✝ : TopologicalSpace M
n : MeasurableSpace α
v : VectorMeasure α M
hle : m ≤ n
i : Set α
hi : MeasurableSet i
j : Set α
hj : MeasurableSet j
⊢ MeasurableSet j

case hi
α : Type u_1
m : MeasurableSpace α
M : Type u_4
inst✝¹ : AddCommMonoid M
inst✝ : TopologicalSpace M
n : MeasurableSpace α
v : VectorMeasure α M
hle : m ≤ n
i : Set α
hi : MeasurableSet i
j : Set α
hj : MeasurableSet j
⊢ MeasurableSet i

case hj
α : Type u_1
m : MeasurableSpace α
M : Type u_4
inst✝¹ : AddCommMonoid M
inst✝ : TopologicalSpace M
n : MeasurableSpace α
v : VectorMeasure α M
hle : m ≤ n
i : Set α
hi : MeasurableSet i
j : Set α
hj : MeasurableSet j
⊢ MeasurableSet j
Module: Mathlib.MeasureTheory.VectorMeasure.WithDensity

Goal state before:
pp: α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
s : Set α
hs : MeasurableSet s
⊢ ∫ (x : α) in s, 0 x ∂μ = 0 s

Tactic:
]

Goal state after:
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
s : Set α
hs : MeasurableSet s
⊢ ∫ (x : α) in s, 0 x ∂μ = 0 s
Module: Mathlib.MeasureTheory.VectorMeasure.Decomposition.Hahn

Goal state before:
pp: case a
α : Type u_1
inst✝ : MeasurableSpace α
s : SignedMeasure α
f : ℕ → ℝ
left✝ : Antitone f
hf₂ : Tendsto f atTop (nhds (sInf s.measureOfNegatives))
B : ℕ → Set α
hB : ∀ (n : ℕ), B n ∈ {B | MeasurableSet B ∧ s ≤[B] 0} ∧ s (B n) = f n
hB₁ : ∀ (n : ℕ), MeasurableSet (B n)
hB₂ : ∀ (n : ℕ), s ≤[B n] 0
A : Set α := ⋃ n, B n
hA : A = ⋃ n, B n
hA₁ : MeasurableSet A
hA₂ : s ≤[A] 0
n : ℕ
⊢ (fun x ↦ s ((⋃ i, B i) \ B n) + s (B n)) n ≤ s (B n)

pp: α : Type u_1
inst✝ : MeasurableSpace α
s : SignedMeasure α
f : ℕ → ℝ
left✝ : Antitone f
hf₂ : Tendsto f atTop (nhds (sInf s.measureOfNegatives))
B : ℕ → Set α
hB : ∀ (n : ℕ), B n ∈ {B | MeasurableSet B ∧ s ≤[B] 0} ∧ s (B n) = f n
hB₁ : ∀ (n : ℕ), MeasurableSet (B n)
hB₂ : ∀ (n : ℕ), s ≤[B n] 0
A : Set α := ⋃ n, B n
hA : A = ⋃ n, B n
hA₁ : MeasurableSet A
hA₂ : s ≤[A] 0
n : ℕ
⊢ MeasurableSet ((⋃ i, B i) \ B n)

Tactic:
]

Goal state after:
case a
α : Type u_1
inst✝ : MeasurableSpace α
s : SignedMeasure α
f : ℕ → ℝ
left✝ : Antitone f
hf₂ : Tendsto f atTop (nhds (sInf s.measureOfNegatives))
B : ℕ → Set α
hB : ∀ (n : ℕ), B n ∈ {B | MeasurableSet B ∧ s ≤[B] 0} ∧ s (B n) = f n
hB₁ : ∀ (n : ℕ), MeasurableSet (B n)
hB₂ : ∀ (n : ℕ), s ≤[B n] 0
A : Set α := ⋃ n, B n
hA : A = ⋃ n, B n
hA₁ : MeasurableSet A
hA₂ : s ≤[A] 0
n : ℕ
⊢ (fun x ↦ s ((⋃ i, B i) \ B n) + s (B n)) n ≤ s (B n)

α : Type u_1
inst✝ : MeasurableSpace α
s : SignedMeasure α
f : ℕ → ℝ
left✝ : Antitone f
hf₂ : Tendsto f atTop (nhds (sInf s.measureOfNegatives))
B : ℕ → Set α
hB : ∀ (n : ℕ), B n ∈ {B | MeasurableSet B ∧ s ≤[B] 0} ∧ s (B n) = f n
hB₁ : ∀ (n : ℕ), MeasurableSet (B n)
hB₂ : ∀ (n : ℕ), s ≤[B n] 0
A : Set α := ⋃ n, B n
hA : A = ⋃ n, B n
hA₁ : MeasurableSet A
hA₂ : s ≤[A] 0
n : ℕ
⊢ MeasurableSet ((⋃ i, B i) \ B n)
Module: Mathlib.MeasureTheory.VectorMeasure.WithDensity

Goal state before:
pp: case pos
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
f : α → E
hf : Integrable f μ
i : Set α
hi : MeasurableSet i
⊢ ∫ (x : α) in i, (-f) x ∂μ = ∫ (a : α) in i, -f a ∂μ

Tactic:
]

Goal state after:
case pos
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
f : α → E
hf : Integrable f μ
i : Set α
hi : MeasurableSet i
⊢ ∫ (x : α) in i, (-f) x ∂μ = ∫ (a : α) in i, -f a ∂μ
Module: Mathlib.MeasureTheory.VectorMeasure.Basic

Goal state before:
pp: case refine_1
α : Type u_1
β : Type u_2
m : MeasurableSpace α
s : SignedMeasure α
i : Set α
hi₁ : MeasurableSet i
hi₂ : 0 ≤[i] s
⊢ s.toMeasureOfZeroLE' i hi₂ ∅ ⋯ = 0

Tactic:
simp_rw [toMeasureOfZeroLE', s.restrict_apply hi₁ MeasurableSet.empty, Set.empty_inter i,
      s.empty]
    rfl

Goal state after:
Module: Mathlib.MeasureTheory.VectorMeasure.WithDensity

Goal state before:
pp: case neg
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
f : α → E
hf : ¬Integrable f μ
⊢ 0 = 0

pp: case neg.hnc
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
f : α → E
hf : ¬Integrable f μ
⊢ ¬Integrable (-f) μ

Tactic:
]

Goal state after:
case neg.hnc
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
f : α → E
hf : ¬Integrable f μ
⊢ ¬Integrable (-f) μ
Module: Mathlib.MeasureTheory.VectorMeasure.WithDensity

Goal state before:
pp: case neg.hnc
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
f : α → E
hf : ¬Integrable f μ
⊢ ¬Integrable f μ

Tactic:
]

Goal state after:
case neg.hnc
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
f : α → E
hf : ¬Integrable f μ
⊢ ¬Integrable f μ
Module: Mathlib.MeasureTheory.VectorMeasure.WithDensity

Goal state before:
pp: α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
f g : α → E
hf : Integrable f μ
hg : Integrable g μ
i : Set α
hi : MeasurableSet i
⊢ ∫ (x : α) in i, (f + g) x ∂μ = ∫ (x : α) in i, f x ∂μ + ∫ (x : α) in i, g x ∂μ

Tactic:
]

Goal state after:
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
f g : α → E
hf : Integrable f μ
hg : Integrable g μ
i : Set α
hi : MeasurableSet i
⊢ ∫ (x : α) in i, (f + g) x ∂μ = ∫ (x : α) in i, f x ∂μ + ∫ (x : α) in i, g x ∂μ
Module: Mathlib.MeasureTheory.VectorMeasure.WithDensity

Goal state before:
pp: α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
f g : α → E
hf : Integrable f μ
hg : Integrable g μ
i : Set α
hi : MeasurableSet i
⊢ ∫ (a : α) in i, f a ∂μ + ∫ (a : α) in i, g a ∂μ = ∫ (x : α) in i, f x ∂μ + ∫ (x : α) in i, g x ∂μ

pp: case hf
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
f g : α → E
hf : Integrable f μ
hg : Integrable g μ
i : Set α
hi : MeasurableSet i
⊢ Integrable f (μ.restrict i)

pp: case hg
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
f g : α → E
hf : Integrable f μ
hg : Integrable g μ
i : Set α
hi : MeasurableSet i
⊢ Integrable g (μ.restrict i)

Tactic:
]

Goal state after:
case hf
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
f g : α → E
hf : Integrable f μ
hg : Integrable g μ
i : Set α
hi : MeasurableSet i
⊢ Integrable f (μ.restrict i)

case hg
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
f g : α → E
hf : Integrable f μ
hg : Integrable g μ
i : Set α
hi : MeasurableSet i
⊢ Integrable g (μ.restrict i)
Module: Mathlib.MeasureTheory.VectorMeasure.Basic

Goal state before:
pp: case refine_2
α : Type u_1
β : Type u_2
m : MeasurableSpace α
s : SignedMeasure α
i : Set α
hi₁ : MeasurableSet i
hi₂ : 0 ≤[i] s
f : ℕ → Set α
hf₁ : ∀ (i : ℕ), MeasurableSet (f i)
hf₂ : Pairwise (Disjoint on f)
h₁ : ∀ (n : ℕ), MeasurableSet (i ∩ f n)
h₂ : Pairwise (Disjoint on fun n ↦ i ∩ f n)
h : ∀ (n : ℕ), 0 ≤ s (i ∩ f n)
⊢ ∑' (a : ℕ), ↑(NNReal.mk (s (i ∩ f a)) ⋯) = ∑' (i_1 : ℕ), ↑(NNReal.mk ((VectorMeasure.restrict s i) (f i_1)) ⋯)

pp: case refine_2
α : Type u_1
β : Type u_2
m : MeasurableSpace α
s : SignedMeasure α
i : Set α
hi₁ : MeasurableSet i
hi₂ : 0 ≤[i] s
f : ℕ → Set α
hf₁ : ∀ (i : ℕ), MeasurableSet (f i)
hf₂ : Pairwise (Disjoint on f)
h₁ : ∀ (n : ℕ), MeasurableSet (i ∩ f n)
h₂ : Pairwise (Disjoint on fun n ↦ i ∩ f n)
h : ∀ (n : ℕ), 0 ≤ s (i ∩ f n)
⊢ Summable fun n ↦ NNReal.mk (s (i ∩ f n)) ⋯

Tactic:
]

Goal state after:
case refine_2
α : Type u_1
β : Type u_2
m : MeasurableSpace α
s : SignedMeasure α
i : Set α
hi₁ : MeasurableSet i
hi₂ : 0 ≤[i] s
f : ℕ → Set α
hf₁ : ∀ (i : ℕ), MeasurableSet (f i)
hf₂ : Pairwise (Disjoint on f)
h₁ : ∀ (n : ℕ), MeasurableSet (i ∩ f n)
h₂ : Pairwise (Disjoint on fun n ↦ i ∩ f n)
h : ∀ (n : ℕ), 0 ≤ s (i ∩ f n)
⊢ ∑' (a : ℕ), ↑(NNReal.mk (s (i ∩ f a)) ⋯) = ∑' (i_1 : ℕ), ↑(NNReal.mk ((VectorMeasure.restrict s i) (f i_1)) ⋯)

case refine_2
α : Type u_1
β : Type u_2
m : MeasurableSpace α
s : SignedMeasure α
i : Set α
hi₁ : MeasurableSet i
hi₂ : 0 ≤[i] s
f : ℕ → Set α
hf₁ : ∀ (i : ℕ), MeasurableSet (f i)
hf₂ : Pairwise (Disjoint on f)
h₁ : ∀ (n : ℕ), MeasurableSet (i ∩ f n)
h₂ : Pairwise (Disjoint on fun n ↦ i ∩ f n)
h : ∀ (n : ℕ), 0 ≤ s (i ∩ f n)
⊢ Summable fun n ↦ NNReal.mk (s (i ∩ f n)) ⋯
Module: Mathlib.MeasureTheory.VectorMeasure.Decomposition.Hahn

Goal state before:
pp: α : Type u_1
inst✝ : MeasurableSpace α
s : SignedMeasure α
f : ℕ → ℝ
left✝ : Antitone f
hf₂ : Tendsto f atTop (nhds (sInf s.measureOfNegatives))
B : ℕ → Set α
hB : ∀ (n : ℕ), B n ∈ {B | MeasurableSet B ∧ s ≤[B] 0} ∧ s (B n) = f n
hB₁ : ∀ (n : ℕ), MeasurableSet (B n)
hB₂ : ∀ (n : ℕ), s ≤[B n] 0
A : Set α := ⋃ n, B n
hA : A = ⋃ n, B n
hA₁ : MeasurableSet A
hA₂ : s ≤[A] 0
hA₃ : s A = sInf s.measureOfNegatives
⊢ ∀ ⦃j : Set α⦄, MeasurableSet j → j ⊆ Aᶜ → 0 j ≤ s j

Tactic:
]

Goal state after:
α : Type u_1
inst✝ : MeasurableSpace α
s : SignedMeasure α
f : ℕ → ℝ
left✝ : Antitone f
hf₂ : Tendsto f atTop (nhds (sInf s.measureOfNegatives))
B : ℕ → Set α
hB : ∀ (n : ℕ), B n ∈ {B | MeasurableSet B ∧ s ≤[B] 0} ∧ s (B n) = f n
hB₁ : ∀ (n : ℕ), MeasurableSet (B n)
hB₂ : ∀ (n : ℕ), s ≤[B n] 0
A : Set α := ⋃ n, B n
hA : A = ⋃ n, B n
hA₁ : MeasurableSet A
hA₂ : s ≤[A] 0
hA₃ : s A = sInf s.measureOfNegatives
⊢ ∀ ⦃j : Set α⦄, MeasurableSet j → j ⊆ Aᶜ → 0 j ≤ s j
Module: Mathlib.MeasureTheory.VectorMeasure.WithDensity

Goal state before:
pp: α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
f g : α → E
hf : Integrable f μ
hg : Integrable g μ
⊢ μ.withDensityᵥ f + -μ.withDensityᵥ g = μ.withDensityᵥ f + -μ.withDensityᵥ g

Tactic:
]

Goal state after:
Module: Mathlib.MeasureTheory.VectorMeasure.WithDensity

Goal state before:
pp: case pos
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝⁴ : NormedAddCommGroup E
inst✝³ : NormedSpace ℝ E
𝕜 : Type u_3
inst✝² : NontriviallyNormedField 𝕜
inst✝¹ : NormedSpace 𝕜 E
inst✝ : SMulCommClass ℝ 𝕜 E
f : α → E
r : 𝕜
hf : Integrable f μ
i : Set α
hi : MeasurableSet i
⊢ ∫ (x : α) in i, (r • f) x ∂μ = ∫ (a : α) in i, r • f a ∂μ

Tactic:
]

Goal state after:
case pos
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝⁴ : NormedAddCommGroup E
inst✝³ : NormedSpace ℝ E
𝕜 : Type u_3
inst✝² : NontriviallyNormedField 𝕜
inst✝¹ : NormedSpace 𝕜 E
inst✝ : SMulCommClass ℝ 𝕜 E
f : α → E
r : 𝕜
hf : Integrable f μ
i : Set α
hi : MeasurableSet i
⊢ ∫ (x : α) in i, (r • f) x ∂μ = ∫ (a : α) in i, r • f a ∂μ
Module: Mathlib.MeasureTheory.VectorMeasure.WithDensity

Goal state before:
pp: case pos
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝⁴ : NormedAddCommGroup E
inst✝³ : NormedSpace ℝ E
𝕜 : Type u_3
inst✝² : NontriviallyNormedField 𝕜
inst✝¹ : NormedSpace 𝕜 E
inst✝ : SMulCommClass ℝ 𝕜 E
f : α → E
r : 𝕜
hf : ¬Integrable f μ
hr : r = 0
⊢ 0 = 0

Tactic:
]

Goal state after:
Module: Mathlib.MeasureTheory.VectorMeasure.Decomposition.Hahn

Goal state before:
pp: α : Type u_1
inst✝ : MeasurableSpace α
s : SignedMeasure α
f : ℕ → ℝ
left✝ : Antitone f
hf₂ : Tendsto f atTop (nhds (sInf s.measureOfNegatives))
B : ℕ → Set α
hB : ∀ (n : ℕ), B n ∈ {B | MeasurableSet B ∧ s ≤[B] 0} ∧ s (B n) = f n
hB₁ : ∀ (n : ℕ), MeasurableSet (B n)
hB₂ : ∀ (n : ℕ), s ≤[B n] 0
A : Set α := ⋃ n, B n
hA : A = ⋃ n, B n
hA₁ : MeasurableSet A
hA₂ : s ≤[A] 0
hA₃ : s A = sInf s.measureOfNegatives
C : Set α
a✝ : MeasurableSet C
hC₁ : C ⊆ Aᶜ
hC₂ : s C < 0 C
D : Set α
hD₁ : MeasurableSet D
hD : D ⊆ C
hD₂ : s ≤[D] 0
hD₃ : s D < 0
⊢ s A + s D < s A

Tactic:
]

Goal state after:
α : Type u_1
inst✝ : MeasurableSpace α
s : SignedMeasure α
f : ℕ → ℝ
left✝ : Antitone f
hf₂ : Tendsto f atTop (nhds (sInf s.measureOfNegatives))
B : ℕ → Set α
hB : ∀ (n : ℕ), B n ∈ {B | MeasurableSet B ∧ s ≤[B] 0} ∧ s (B n) = f n
hB₁ : ∀ (n : ℕ), MeasurableSet (B n)
hB₂ : ∀ (n : ℕ), s ≤[B n] 0
A : Set α := ⋃ n, B n
hA : A = ⋃ n, B n
hA₁ : MeasurableSet A
hA₂ : s ≤[A] 0
hA₃ : s A = sInf s.measureOfNegatives
C : Set α
a✝ : MeasurableSet C
hC₁ : C ⊆ Aᶜ
hC₂ : s C < 0 C
D : Set α
hD₁ : MeasurableSet D
hD : D ⊆ C
hD₂ : s ≤[D] 0
hD₃ : s D < 0
⊢ s A + s D < s A
Module: Mathlib.MeasureTheory.VectorMeasure.WithDensity

Goal state before:
pp: case neg
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝⁴ : NormedAddCommGroup E
inst✝³ : NormedSpace ℝ E
𝕜 : Type u_3
inst✝² : NontriviallyNormedField 𝕜
inst✝¹ : NormedSpace 𝕜 E
inst✝ : SMulCommClass ℝ 𝕜 E
f : α → E
r : 𝕜
hf : ¬Integrable f μ
hr : ¬r = 0
⊢ 0 = 0

pp: case neg.hnc
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝⁴ : NormedAddCommGroup E
inst✝³ : NormedSpace ℝ E
𝕜 : Type u_3
inst✝² : NontriviallyNormedField 𝕜
inst✝¹ : NormedSpace 𝕜 E
inst✝ : SMulCommClass ℝ 𝕜 E
f : α → E
r : 𝕜
hf : ¬Integrable f μ
hr : ¬r = 0
⊢ ¬Integrable (r • f) μ

Tactic:
]

Goal state after:
case neg.hnc
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝⁴ : NormedAddCommGroup E
inst✝³ : NormedSpace ℝ E
𝕜 : Type u_3
inst✝² : NontriviallyNormedField 𝕜
inst✝¹ : NormedSpace 𝕜 E
inst✝ : SMulCommClass ℝ 𝕜 E
f : α → E
r : 𝕜
hf : ¬Integrable f μ
hr : ¬r = 0
⊢ ¬Integrable (r • f) μ
Module: Mathlib.MeasureTheory.VectorMeasure.WithDensity

Goal state before:
pp: case neg.hnc
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝⁴ : NormedAddCommGroup E
inst✝³ : NormedSpace ℝ E
𝕜 : Type u_3
inst✝² : NontriviallyNormedField 𝕜
inst✝¹ : NormedSpace 𝕜 E
inst✝ : SMulCommClass ℝ 𝕜 E
f : α → E
r : 𝕜
hf : ¬Integrable f μ
hr : ¬r = 0
⊢ ¬Integrable f μ

Tactic:
]

Goal state after:
case neg.hnc
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝⁴ : NormedAddCommGroup E
inst✝³ : NormedSpace ℝ E
𝕜 : Type u_3
inst✝² : NontriviallyNormedField 𝕜
inst✝¹ : NormedSpace 𝕜 E
inst✝ : SMulCommClass ℝ 𝕜 E
f : α → E
r : 𝕜
hf : ¬Integrable f μ
hr : ¬r = 0
⊢ ¬Integrable f μ
Module: Mathlib.MeasureTheory.VectorMeasure.WithDensity

Goal state before:
pp: α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
f : α → ℝ≥0
g : α → E
hf : AEMeasurable f μ
hfg : Integrable (f • g) μ
s : Set α
hs : MeasurableSet s
⊢ ∫ (x : α) in s, (f • g) x ∂μ = ∫ (x : α) in s, f x • g x ∂μ

Tactic:
]

Goal state after:
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
f : α → ℝ≥0
g : α → E
hf : AEMeasurable f μ
hfg : Integrable (f • g) μ
s : Set α
hs : MeasurableSet s
⊢ ∫ (x : α) in s, (f • g) x ∂μ = ∫ (x : α) in s, f x • g x ∂μ
Module: Mathlib.MeasureTheory.VectorMeasure.WithDensity

Goal state before:
pp: α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
f : α → ℝ≥0∞
g : α → E
hf : AEMeasurable f μ
hflt : ∀ᵐ (x : α) ∂μ, f x < ∞
hfg : Integrable (fun x ↦ (f x).toReal • g x) μ
⊢ (μ.withDensityᵥ fun x ↦ (f x).toReal • g x) = μ.withDensityᵥ ((fun x ↦ (f x).toNNReal) • g)

Tactic:
]

Goal state after:
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
f : α → ℝ≥0∞
g : α → E
hf : AEMeasurable f μ
hflt : ∀ᵐ (x : α) ∂μ, f x < ∞
hfg : Integrable (fun x ↦ (f x).toReal • g x) μ
⊢ (μ.withDensityᵥ fun x ↦ (f x).toReal • g x) = μ.withDensityᵥ ((fun x ↦ (f x).toNNReal) • g)
Module: Mathlib.MeasureTheory.VectorMeasure.Basic

Goal state before:
pp: α : Type u_1
β : Type u_2
m : MeasurableSpace α
s : SignedMeasure α
i j : Set α
hi : 0 ≤[i] s
hi₁ : MeasurableSet i
⊢ ↑(NNReal.mk (s (i ∩ univ)) ⋯) < ∞

Tactic:
]

Goal state after:
α : Type u_1
β : Type u_2
m : MeasurableSpace α
s : SignedMeasure α
i j : Set α
hi : 0 ≤[i] s
hi₁ : MeasurableSet i
⊢ ↑(NNReal.mk (s (i ∩ univ)) ⋯) < ∞
Module: Mathlib.MeasureTheory.VectorMeasure.Basic

Goal state before:
pp: α : Type u_1
β : Type u_2
m : MeasurableSpace α
s : SignedMeasure α
i j : Set α
hi : s ≤[i] 0
hi₁ : MeasurableSet i
⊢ ↑(NNReal.mk (-s (i ∩ univ)) ⋯) < ∞

Tactic:
]

Goal state after:
α : Type u_1
β : Type u_2
m : MeasurableSpace α
s : SignedMeasure α
i j : Set α
hi : s ≤[i] 0
hi₁ : MeasurableSet i
⊢ ↑(NNReal.mk (-s (i ∩ univ)) ⋯) < ∞
Module: Mathlib.MeasureTheory.VectorMeasure.WithDensity

Goal state before:
pp: case pos
α : Type u_1
m : MeasurableSpace α
μ : Measure α
f : α → ℝ
hf : Integrable f μ
i : Set α
hi₁ : MeasurableSet i
hi₂ : μ i = 0
⊢ (μ.withDensityᵥ f) i = 0

Tactic:
]

Goal state after:
case pos
α : Type u_1
m : MeasurableSpace α
μ : Measure α
f : α → ℝ
hf : Integrable f μ
i : Set α
hi₁ : MeasurableSet i
hi₂ : μ i = 0
⊢ (μ.withDensityᵥ f) i = 0
Module: Mathlib.MeasureTheory.VectorMeasure.WithDensity

Goal state before:
pp: case pos
α : Type u_1
m : MeasurableSpace α
μ : Measure α
f : α → ℝ
hf : Integrable f μ
i : Set α
hi₁ : MeasurableSet i
hi₂ : μ i = 0
⊢ 0 = 0

Tactic:
]

Goal state after:
Module: Mathlib.MeasureTheory.VectorMeasure.Basic

Goal state before:
pp: α : Type u_1
m : MeasurableSpace α
μ : Measure α
inst✝ : IsFiniteMeasure μ
⊢ 0 ≤[univ] μ.toSignedMeasure

Tactic:
]

Goal state after:
α : Type u_1
m : MeasurableSpace α
μ : Measure α
inst✝ : IsFiniteMeasure μ
⊢ 0 ≤[univ] μ.toSignedMeasure
Module: Mathlib.MeasureTheory.VectorMeasure.WithDensity

Goal state before:
pp: case neg
α : Type u_1
m : MeasurableSpace α
μ : Measure α
f : α → ℝ
hf : ¬Integrable f μ
⊢ 0 ≪ᵥ μ.toENNRealVectorMeasure

Tactic:
]

Goal state after:
case neg
α : Type u_1
m : MeasurableSpace α
μ : Measure α
f : α → ℝ
hf : ¬Integrable f μ
⊢ 0 ≪ᵥ μ.toENNRealVectorMeasure
Module: Mathlib.MeasureTheory.VectorMeasure.Basic

Goal state before:
pp: α : Type u_1
m✝ : MeasurableSpace α
μ : Measure α
inst✝ : IsFiniteMeasure μ
i : Set α
hi : MeasurableSet i
m : ℝ≥0
hm : ↑m = μ i
⊢ NNReal.mk (μ.toSignedMeasure (univ ∩ i)) ⋯ = m

Tactic:
]

Goal state after:
α : Type u_1
m✝ : MeasurableSpace α
μ : Measure α
inst✝ : IsFiniteMeasure μ
i : Set α
hi : MeasurableSet i
m : ℝ≥0
hm : ↑m = μ i
⊢ NNReal.mk (μ.toSignedMeasure (univ ∩ i)) ⋯ = m
Module: Mathlib.MeasureTheory.VectorMeasure.WithDensity

Goal state before:
pp: α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝² : NormedAddCommGroup E
inst✝¹ : NormedSpace ℝ E
inst✝ : CompleteSpace E
f g : α → E
hf : Integrable f μ
hg : Integrable g μ
hfg : μ.withDensityᵥ f = μ.withDensityᵥ g
i : Set α
hi : MeasurableSet i
x✝ : μ i < ∞
⊢ ∫ (x : α) in i, g x ∂μ = ∫ (x : α) in i, g x ∂μ

Tactic:
]

Goal state after:
Module: Mathlib.MeasureTheory.VectorMeasure.Basic

Goal state before:
pp: α : Type u_1
m : MeasurableSpace α
μ ν : Measure α
inst✝¹ : IsFiniteMeasure μ
inst✝ : IsFiniteMeasure ν
⊢ (∀ (i : Set α), MeasurableSet i → μ.toSignedMeasure i ≤ ν.toSignedMeasure i) ↔
    ∀ (s : Set α), MeasurableSet s → μ s ≤ ν s

Tactic:
]

Goal state after:
α : Type u_1
m : MeasurableSpace α
μ ν : Measure α
inst✝¹ : IsFiniteMeasure μ
inst✝ : IsFiniteMeasure ν
⊢ (∀ (i : Set α), MeasurableSet i → μ.toSignedMeasure i ≤ ν.toSignedMeasure i) ↔
    ∀ (s : Set α), MeasurableSet s → μ s ≤ ν s
Module: Mathlib.MeasureTheory.VectorMeasure.WithDensity

Goal state before:
pp: case pos
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
f g : α → E
h : f =ᵐ[μ] g
hf : Integrable f μ
i : Set α
hi : MeasurableSet i
⊢ ∫ (x : α) in i, f x ∂μ = ∫ (x : α) in i, g x ∂μ

Tactic:
]

Goal state after:
case pos
α : Type u_1
m : MeasurableSpace α
μ : Measure α
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
f g : α → E
h : f =ᵐ[μ] g
hf : Integrable f μ
i : Set α
hi : MeasurableSet i
⊢ ∫ (x : α) in i, f x ∂μ = ∫ (x : α) in i, g x ∂μ