Theorem: blimsup_cthickening_mul_ae_eq
File: Mathlib/MeasureTheory/Covering/LiminfLimsup.lean

Proof steps:
state_before: α : Type u_1
inst✝⁵ : MetricSpace α
inst✝⁴ : SecondCountableTopology α
inst✝³ : MeasurableSpace α
inst✝² : BorelSpace α
μ : Measure α
inst✝¹ : IsLocallyFiniteMeasure μ
inst✝ : IsUnifLocDoublingMeasure μ
p : ℕ → Prop
s : ℕ → Set α
M : ℝ
hM : 0 < M
r : ℕ → ℝ
hr : Tendsto r atTop (𝓝 0)
this :
  ∀ (p : ℕ → Prop) {r : ℕ → ℝ},
    Tendsto r atTop (𝓝[>] 0) →
      blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
⊢ blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
state_after: α : Type u_1
inst✝⁵ : MetricSpace α
inst✝⁴ : SecondCountableTopology α
inst✝³ : MeasurableSpace α
inst✝² : BorelSpace α
μ : Measure α
inst✝¹ : IsLocallyFiniteMeasure μ
inst✝ : IsUnifLocDoublingMeasure μ
p : ℕ → Prop
s : ℕ → Set α
M : ℝ
hM : 0 < M
r : ℕ → ℝ
hr : Tendsto r atTop (𝓝 0)
this :
  ∀ (p : ℕ → Prop) {r : ℕ → ℝ},
    Tendsto r atTop (𝓝[>] 0) →
      blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
r' : ℕ → ℝ := fun i => if 0 < r i then r i else 1 / (↑i + 1)
⊢ blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
tactic: let r' : ℕ → ℝ := fun i => if 0 < r i then r i else 1 / ((i : ℝ) + 1)
state_before: α : Type u_1
inst✝⁵ : MetricSpace α
inst✝⁴ : SecondCountableTopology α
inst✝³ : MeasurableSpace α
inst✝² : BorelSpace α
μ : Measure α
inst✝¹ : IsLocallyFiniteMeasure μ
inst✝ : IsUnifLocDoublingMeasure μ
p : ℕ → Prop
s : ℕ → Set α
M : ℝ
hM : 0 < M
r : ℕ → ℝ
hr : Tendsto r atTop (𝓝 0)
this :
  ∀ (p : ℕ → Prop) {r : ℕ → ℝ},
    Tendsto r atTop (𝓝[>] 0) →
      blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
r' : ℕ → ℝ := fun i => if 0 < r i then r i else 1 / (↑i + 1)
hr' : Tendsto r' atTop (𝓝[>] 0)
⊢ blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
state_after: α : Type u_1
inst✝⁵ : MetricSpace α
inst✝⁴ : SecondCountableTopology α
inst✝³ : MeasurableSpace α
inst✝² : BorelSpace α
μ : Measure α
inst✝¹ : IsLocallyFiniteMeasure μ
inst✝ : IsUnifLocDoublingMeasure μ
p : ℕ → Prop
s : ℕ → Set α
M : ℝ
hM : 0 < M
r : ℕ → ℝ
hr : Tendsto r atTop (𝓝 0)
this :
  ∀ (p : ℕ → Prop) {r : ℕ → ℝ},
    Tendsto r atTop (𝓝[>] 0) →
      blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
r' : ℕ → ℝ := fun i => if 0 < r i then r i else 1 / (↑i + 1)
hr' : Tendsto r' atTop (𝓝[>] 0)
h₀ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (r i) (s i) = cthickening (r' i) (s i)
⊢ blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
tactic: have h₀ : ∀ i, p i ∧ 0 < r i → cthickening (r i) (s i) = cthickening (r' i) (s i) := by
    rintro i ⟨-, hi⟩; congr! 1; change r i = ite (0 < r i) (r i) _; simp [hi]
state_before: α : Type u_1
inst✝⁵ : MetricSpace α
inst✝⁴ : SecondCountableTopology α
inst✝³ : MeasurableSpace α
inst✝² : BorelSpace α
μ : Measure α
inst✝¹ : IsLocallyFiniteMeasure μ
inst✝ : IsUnifLocDoublingMeasure μ
p : ℕ → Prop
s : ℕ → Set α
M : ℝ
hM : 0 < M
r : ℕ → ℝ
hr : Tendsto r atTop (𝓝 0)
this :
  ∀ (p : ℕ → Prop) {r : ℕ → ℝ},
    Tendsto r atTop (𝓝[>] 0) →
      blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
r' : ℕ → ℝ := fun i => if 0 < r i then r i else 1 / (↑i + 1)
hr' : Tendsto r' atTop (𝓝[>] 0)
h₀ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (r i) (s i) = cthickening (r' i) (s i)
⊢ blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
state_after: α : Type u_1
inst✝⁵ : MetricSpace α
inst✝⁴ : SecondCountableTopology α
inst✝³ : MeasurableSpace α
inst✝² : BorelSpace α
μ : Measure α
inst✝¹ : IsLocallyFiniteMeasure μ
inst✝ : IsUnifLocDoublingMeasure μ
p : ℕ → Prop
s : ℕ → Set α
M : ℝ
hM : 0 < M
r : ℕ → ℝ
hr : Tendsto r atTop (𝓝 0)
this :
  ∀ (p : ℕ → Prop) {r : ℕ → ℝ},
    Tendsto r atTop (𝓝[>] 0) →
      blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
r' : ℕ → ℝ := fun i => if 0 < r i then r i else 1 / (↑i + 1)
hr' : Tendsto r' atTop (𝓝[>] 0)
h₀ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (r i) (s i) = cthickening (r' i) (s i)
h₁ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (M * r i) (s i) = cthickening (M * r' i) (s i)
⊢ blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
tactic: have h₁ : ∀ i, p i ∧ 0 < r i → cthickening (M * r i) (s i) = cthickening (M * r' i) (s i) := by
    rintro i ⟨-, hi⟩; simp only [r', hi, mul_ite, if_true]
state_before: α : Type u_1
inst✝⁵ : MetricSpace α
inst✝⁴ : SecondCountableTopology α
inst✝³ : MeasurableSpace α
inst✝² : BorelSpace α
μ : Measure α
inst✝¹ : IsLocallyFiniteMeasure μ
inst✝ : IsUnifLocDoublingMeasure μ
p : ℕ → Prop
s : ℕ → Set α
M : ℝ
hM : 0 < M
r : ℕ → ℝ
hr : Tendsto r atTop (𝓝 0)
this :
  ∀ (p : ℕ → Prop) {r : ℕ → ℝ},
    Tendsto r atTop (𝓝[>] 0) →
      blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
r' : ℕ → ℝ := fun i => if 0 < r i then r i else 1 / (↑i + 1)
hr' : Tendsto r' atTop (𝓝[>] 0)
h₀ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (r i) (s i) = cthickening (r' i) (s i)
h₁ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (M * r i) (s i) = cthickening (M * r' i) (s i)
⊢ blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
state_after: α : Type u_1
inst✝⁵ : MetricSpace α
inst✝⁴ : SecondCountableTopology α
inst✝³ : MeasurableSpace α
inst✝² : BorelSpace α
μ : Measure α
inst✝¹ : IsLocallyFiniteMeasure μ
inst✝ : IsUnifLocDoublingMeasure μ
p : ℕ → Prop
s : ℕ → Set α
M : ℝ
hM : 0 < M
r : ℕ → ℝ
hr : Tendsto r atTop (𝓝 0)
this :
  ∀ (p : ℕ → Prop) {r : ℕ → ℝ},
    Tendsto r atTop (𝓝[>] 0) →
      blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
r' : ℕ → ℝ := fun i => if 0 < r i then r i else 1 / (↑i + 1)
hr' : Tendsto r' atTop (𝓝[>] 0)
h₀ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (r i) (s i) = cthickening (r' i) (s i)
h₁ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (M * r i) (s i) = cthickening (M * r' i) (s i)
h₂ : ∀ (i : ℕ), p i ∧ r i ≤ 0 → cthickening (M * r i) (s i) = cthickening (r i) (s i)
⊢ blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
tactic: have h₂ : ∀ i, p i ∧ r i ≤ 0 → cthickening (M * r i) (s i) = cthickening (r i) (s i) := by
    rintro i ⟨-, hi⟩
    have hi' : M * r i ≤ 0 := mul_nonpos_of_nonneg_of_nonpos hM.le hi
    rw [cthickening_of_nonpos hi, cthickening_of_nonpos hi']
state_before: α : Type u_1
inst✝⁵ : MetricSpace α
inst✝⁴ : SecondCountableTopology α
inst✝³ : MeasurableSpace α
inst✝² : BorelSpace α
μ : Measure α
inst✝¹ : IsLocallyFiniteMeasure μ
inst✝ : IsUnifLocDoublingMeasure μ
p : ℕ → Prop
s : ℕ → Set α
M : ℝ
hM : 0 < M
r : ℕ → ℝ
hr : Tendsto r atTop (𝓝 0)
this :
  ∀ (p : ℕ → Prop) {r : ℕ → ℝ},
    Tendsto r atTop (𝓝[>] 0) →
      blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
r' : ℕ → ℝ := fun i => if 0 < r i then r i else 1 / (↑i + 1)
hr' : Tendsto r' atTop (𝓝[>] 0)
h₀ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (r i) (s i) = cthickening (r' i) (s i)
h₁ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (M * r i) (s i) = cthickening (M * r' i) (s i)
h₂ : ∀ (i : ℕ), p i ∧ r i ≤ 0 → cthickening (M * r i) (s i) = cthickening (r i) (s i)
⊢ blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
state_after: α : Type u_1
inst✝⁵ : MetricSpace α
inst✝⁴ : SecondCountableTopology α
inst✝³ : MeasurableSpace α
inst✝² : BorelSpace α
μ : Measure α
inst✝¹ : IsLocallyFiniteMeasure μ
inst✝ : IsUnifLocDoublingMeasure μ
p : ℕ → Prop
s : ℕ → Set α
M : ℝ
hM : 0 < M
r : ℕ → ℝ
hr : Tendsto r atTop (𝓝 0)
this :
  ∀ (p : ℕ → Prop) {r : ℕ → ℝ},
    Tendsto r atTop (𝓝[>] 0) →
      blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
r' : ℕ → ℝ := fun i => if 0 < r i then r i else 1 / (↑i + 1)
hr' : Tendsto r' atTop (𝓝[>] 0)
h₀ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (r i) (s i) = cthickening (r' i) (s i)
h₁ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (M * r i) (s i) = cthickening (M * r' i) (s i)
h₂ : ∀ (i : ℕ), p i ∧ r i ≤ 0 → cthickening (M * r i) (s i) = cthickening (r i) (s i)
hp : p = fun i => p i ∧ 0 < r i ∨ p i ∧ r i ≤ 0
⊢ blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
tactic: have hp : p = fun i => p i ∧ 0 < r i ∨ p i ∧ r i ≤ 0 := by
    ext i; simp [← and_or_left, lt_or_le 0 (r i)]
state_before: α : Type u_1
inst✝⁵ : MetricSpace α
inst✝⁴ : SecondCountableTopology α
inst✝³ : MeasurableSpace α
inst✝² : BorelSpace α
μ : Measure α
inst✝¹ : IsLocallyFiniteMeasure μ
inst✝ : IsUnifLocDoublingMeasure μ
p : ℕ → Prop
s : ℕ → Set α
M : ℝ
hM : 0 < M
r : ℕ → ℝ
hr : Tendsto r atTop (𝓝 0)
this :
  ∀ (p : ℕ → Prop) {r : ℕ → ℝ},
    Tendsto r atTop (𝓝[>] 0) →
      blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
r' : ℕ → ℝ := fun i => if 0 < r i then r i else 1 / (↑i + 1)
hr' : Tendsto r' atTop (𝓝[>] 0)
h₀ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (r i) (s i) = cthickening (r' i) (s i)
h₁ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (M * r i) (s i) = cthickening (M * r' i) (s i)
h₂ : ∀ (i : ℕ), p i ∧ r i ≤ 0 → cthickening (M * r i) (s i) = cthickening (r i) (s i)
hp : p = fun i => p i ∧ 0 < r i ∨ p i ∧ r i ≤ 0
⊢ blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
state_after: α : Type u_1
inst✝⁵ : MetricSpace α
inst✝⁴ : SecondCountableTopology α
inst✝³ : MeasurableSpace α
inst✝² : BorelSpace α
μ : Measure α
inst✝¹ : IsLocallyFiniteMeasure μ
inst✝ : IsUnifLocDoublingMeasure μ
p : ℕ → Prop
s : ℕ → Set α
M : ℝ
hM : 0 < M
r : ℕ → ℝ
hr : Tendsto r atTop (𝓝 0)
this :
  ∀ (p : ℕ → Prop) {r : ℕ → ℝ},
    Tendsto r atTop (𝓝[>] 0) →
      blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
r' : ℕ → ℝ := fun i => if 0 < r i then r i else 1 / (↑i + 1)
hr' : Tendsto r' atTop (𝓝[>] 0)
h₀ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (r i) (s i) = cthickening (r' i) (s i)
h₁ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (M * r i) (s i) = cthickening (M * r' i) (s i)
h₂ : ∀ (i : ℕ), p i ∧ r i ≤ 0 → cthickening (M * r i) (s i) = cthickening (r i) (s i)
hp : p = fun i => p i ∧ 0 < r i ∨ p i ∧ r i ≤ 0
⊢ ((blimsup (fun i => cthickening (M * r i) (s i)) atTop fun i => p i ∧ 0 < r i) ⊔
      blimsup (fun i => cthickening (M * r i) (s i)) atTop fun i => p i ∧ r i ≤ 0) =ᶠ[ae μ]
    (blimsup (fun i => cthickening (r i) (s i)) atTop fun i => p i ∧ 0 < r i) ⊔
      blimsup (fun i => cthickening (r i) (s i)) atTop fun i => p i ∧ r i ≤ 0
tactic: rw [hp, blimsup_or_eq_sup, blimsup_or_eq_sup]
state_before: α : Type u_1
inst✝⁵ : MetricSpace α
inst✝⁴ : SecondCountableTopology α
inst✝³ : MeasurableSpace α
inst✝² : BorelSpace α
μ : Measure α
inst✝¹ : IsLocallyFiniteMeasure μ
inst✝ : IsUnifLocDoublingMeasure μ
p : ℕ → Prop
s : ℕ → Set α
M : ℝ
hM : 0 < M
r : ℕ → ℝ
hr : Tendsto r atTop (𝓝 0)
this :
  ∀ (p : ℕ → Prop) {r : ℕ → ℝ},
    Tendsto r atTop (𝓝[>] 0) →
      blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
r' : ℕ → ℝ := fun i => if 0 < r i then r i else 1 / (↑i + 1)
hr' : Tendsto r' atTop (𝓝[>] 0)
h₀ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (r i) (s i) = cthickening (r' i) (s i)
h₁ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (M * r i) (s i) = cthickening (M * r' i) (s i)
h₂ : ∀ (i : ℕ), p i ∧ r i ≤ 0 → cthickening (M * r i) (s i) = cthickening (r i) (s i)
hp : p = fun i => p i ∧ 0 < r i ∨ p i ∧ r i ≤ 0
⊢ ((blimsup (fun i => cthickening (M * r i) (s i)) atTop fun i => p i ∧ 0 < r i) ⊔
      blimsup (fun i => cthickening (M * r i) (s i)) atTop fun i => p i ∧ r i ≤ 0) =ᶠ[ae μ]
    (blimsup (fun i => cthickening (r i) (s i)) atTop fun i => p i ∧ 0 < r i) ⊔
      blimsup (fun i => cthickening (r i) (s i)) atTop fun i => p i ∧ r i ≤ 0
state_after: α : Type u_1
inst✝⁵ : MetricSpace α
inst✝⁴ : SecondCountableTopology α
inst✝³ : MeasurableSpace α
inst✝² : BorelSpace α
μ : Measure α
inst✝¹ : IsLocallyFiniteMeasure μ
inst✝ : IsUnifLocDoublingMeasure μ
p : ℕ → Prop
s : ℕ → Set α
M : ℝ
hM : 0 < M
r : ℕ → ℝ
hr : Tendsto r atTop (𝓝 0)
this :
  ∀ (p : ℕ → Prop) {r : ℕ → ℝ},
    Tendsto r atTop (𝓝[>] 0) →
      blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
r' : ℕ → ℝ := fun i => if 0 < r i then r i else 1 / (↑i + 1)
hr' : Tendsto r' atTop (𝓝[>] 0)
h₀ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (r i) (s i) = cthickening (r' i) (s i)
h₁ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (M * r i) (s i) = cthickening (M * r' i) (s i)
h₂ : ∀ (i : ℕ), p i ∧ r i ≤ 0 → cthickening (M * r i) (s i) = cthickening (r i) (s i)
hp : p = fun i => p i ∧ 0 < r i ∨ p i ∧ r i ≤ 0
⊢ ((blimsup (fun i => cthickening (M * r i) (s i)) atTop fun i => p i ∧ 0 < r i) ∪
      blimsup (fun i => cthickening (M * r i) (s i)) atTop fun i => p i ∧ r i ≤ 0) =ᶠ[ae μ]
    (blimsup (fun i => cthickening (r i) (s i)) atTop fun i => p i ∧ 0 < r i) ∪
      blimsup (fun i => cthickening (r i) (s i)) atTop fun i => p i ∧ r i ≤ 0
tactic: simp only [sup_eq_union]
state_before: α : Type u_1
inst✝⁵ : MetricSpace α
inst✝⁴ : SecondCountableTopology α
inst✝³ : MeasurableSpace α
inst✝² : BorelSpace α
μ : Measure α
inst✝¹ : IsLocallyFiniteMeasure μ
inst✝ : IsUnifLocDoublingMeasure μ
p : ℕ → Prop
s : ℕ → Set α
M : ℝ
hM : 0 < M
r : ℕ → ℝ
hr : Tendsto r atTop (𝓝 0)
this :
  ∀ (p : ℕ → Prop) {r : ℕ → ℝ},
    Tendsto r atTop (𝓝[>] 0) →
      blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
r' : ℕ → ℝ := fun i => if 0 < r i then r i else 1 / (↑i + 1)
hr' : Tendsto r' atTop (𝓝[>] 0)
h₀ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (r i) (s i) = cthickening (r' i) (s i)
h₁ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (M * r i) (s i) = cthickening (M * r' i) (s i)
h₂ : ∀ (i : ℕ), p i ∧ r i ≤ 0 → cthickening (M * r i) (s i) = cthickening (r i) (s i)
hp : p = fun i => p i ∧ 0 < r i ∨ p i ∧ r i ≤ 0
⊢ ((blimsup (fun i => cthickening (M * r i) (s i)) atTop fun i => p i ∧ 0 < r i) ∪
      blimsup (fun i => cthickening (M * r i) (s i)) atTop fun i => p i ∧ r i ≤ 0) =ᶠ[ae μ]
    (blimsup (fun i => cthickening (r i) (s i)) atTop fun i => p i ∧ 0 < r i) ∪
      blimsup (fun i => cthickening (r i) (s i)) atTop fun i => p i ∧ r i ≤ 0
state_after: α : Type u_1
inst✝⁵ : MetricSpace α
inst✝⁴ : SecondCountableTopology α
inst✝³ : MeasurableSpace α
inst✝² : BorelSpace α
μ : Measure α
inst✝¹ : IsLocallyFiniteMeasure μ
inst✝ : IsUnifLocDoublingMeasure μ
p : ℕ → Prop
s : ℕ → Set α
M : ℝ
hM : 0 < M
r : ℕ → ℝ
hr : Tendsto r atTop (𝓝 0)
this :
  ∀ (p : ℕ → Prop) {r : ℕ → ℝ},
    Tendsto r atTop (𝓝[>] 0) →
      blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
r' : ℕ → ℝ := fun i => if 0 < r i then r i else 1 / (↑i + 1)
hr' : Tendsto r' atTop (𝓝[>] 0)
h₀ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (r i) (s i) = cthickening (r' i) (s i)
h₁ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (M * r i) (s i) = cthickening (M * r' i) (s i)
h₂ : ∀ (i : ℕ), p i ∧ r i ≤ 0 → cthickening (M * r i) (s i) = cthickening (r i) (s i)
hp : p = fun i => p i ∧ 0 < r i ∨ p i ∧ r i ≤ 0
⊢ ((blimsup (fun x => cthickening (M * r' x) (s x)) atTop fun x => p x ∧ 0 < r x) ∪
      blimsup (fun x => cthickening (r x) (s x)) atTop fun x => p x ∧ r x ≤ 0) =ᶠ[ae μ]
    (blimsup (fun x => cthickening (r' x) (s x)) atTop fun x => p x ∧ 0 < r x) ∪
      blimsup (fun i => cthickening (r i) (s i)) atTop fun i => p i ∧ r i ≤ 0
tactic: rw [blimsup_congr (eventually_of_forall h₀), blimsup_congr (eventually_of_forall h₁),
    blimsup_congr (eventually_of_forall h₂)]
state_before: α : Type u_1
inst✝⁵ : MetricSpace α
inst✝⁴ : SecondCountableTopology α
inst✝³ : MeasurableSpace α
inst✝² : BorelSpace α
μ : Measure α
inst✝¹ : IsLocallyFiniteMeasure μ
inst✝ : IsUnifLocDoublingMeasure μ
p : ℕ → Prop
s : ℕ → Set α
M : ℝ
hM : 0 < M
r : ℕ → ℝ
hr : Tendsto r atTop (𝓝 0)
this :
  ∀ (p : ℕ → Prop) {r : ℕ → ℝ},
    Tendsto r atTop (𝓝[>] 0) →
      blimsup (fun i => cthickening (M * r i) (s i)) atTop p =ᶠ[ae μ] blimsup (fun i => cthickening (r i) (s i)) atTop p
r' : ℕ → ℝ := fun i => if 0 < r i then r i else 1 / (↑i + 1)
hr' : Tendsto r' atTop (𝓝[>] 0)
h₀ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (r i) (s i) = cthickening (r' i) (s i)
h₁ : ∀ (i : ℕ), p i ∧ 0 < r i → cthickening (M * r i) (s i) = cthickening (M * r' i) (s i)
h₂ : ∀ (i : ℕ), p i ∧ r i ≤ 0 → cthickening (M * r i) (s i) = cthickening (r i) (s i)
hp : p = fun i => p i ∧ 0 < r i ∨ p i ∧ r i ≤ 0
⊢ ((blimsup (fun x => cthickening (M * r' x) (s x)) atTop fun x => p x ∧ 0 < r x) ∪
      blimsup (fun x => cthickening (r x) (s x)) atTop fun x => p x ∧ r x ≤ 0) =ᶠ[ae μ]
    (blimsup (fun x => cthickening (r' x) (s x)) atTop fun x => p x ∧ 0 < r x) ∪
      blimsup (fun i => cthickening (r i) (s i)) atTop fun i => p i ∧ r i ≤ 0
state_after: no goals
tactic: exact ae_eq_set_union (this (fun i => p i ∧ 0 < r i) hr') (ae_eq_refl _)