theorem extracted_formal_statement_63.{u_1} {Ω : Type u_1} {m : MeasurableSpace Ω} {μ : Measure Ω}
  [inst : IsFiniteMeasure μ] (a b : ℝ) {X : Ω → ℝ} (hX : AEMeasurable X μ) (h_1 : ∀ᵐ (ω : Ω) ∂μ, X ω ∈ Set.Icc a b)
  (ω : Ω) (h : X ω ∈ Set.Icc a b) : |‖a‖ ⊔ ‖b‖| = ‖a‖ ⊔ ‖b‖ := sorry

State before:
Ω : Type u_1
m : MeasurableSpace Ω
μ : Measure Ω
inst✝ : IsFiniteMeasure μ
t a b : ℝ
X : Ω → ℝ
hX : AEMeasurable X μ
h✝ : ∀ᵐ (ω : Ω) ∂μ, X ω ∈ Set.Icc a b
c : ℝ := ‖a‖ ⊔ ‖b‖
e : ℝ → Ω → ℝ := fun t ω => rexp (t * X ω) * X ω
e' : ℝ → Ω → ℝ := fun t ω => rexp (t * X ω) * X ω ^ 2
ω : Ω
h : X ω ∈ Set.Icc a b
⊢ |‖a‖ ⊔ ‖b‖| = ‖a‖ ⊔ ‖b‖

Tactic: simp only [norm_eq_abs, abs_eq_self, le_max_iff, abs_nonneg, or_self]

State after:

Relevant lemmas:
abs_nonneg : ∀ {α : Type u_1} [inst : Lattice α] [inst_1 : AddGroup α] [inst_2 : AddLeftMono α]
  [inst_3 : AddRightMono α] (a : α), 0 ≤ |a|
or_self : ∀ (p : Prop), (p ∨ p) = p
abs_eq_self : ∀ {G : Type u_1} [inst : LinearOrderedAddCommGroup G] {a : G}, |a| = a ↔ 0 ≤ a
Real.norm_eq_abs : ∀ (r : ℝ), ‖r‖ = |r|
le_max_iff : ∀ {α : Type u} [inst : LinearOrder α] {a b c : α}, a ≤ b ⊔ c ↔ a ≤ b ∨ a ≤ c