theorem extracted_formal_statement_2.{u_2, u_1} {Ω : Type u_1} [inst : MeasurableSpace Ω] {μ : Measure Ω}
  [inst_1 : IsProbabilityMeasure μ] {E : Type u_2} [inst_2 : NormedAddCommGroup E] {f : Ω → E} {C : ℝ}
  (h : ∀ᵐ (x : Ω) ∂μ, ‖f x‖ ≤ C) (this : μ Set.univ = 1) : C * ENNReal.toReal 1 = C := sorry

State before:
Ω : Type u_1
inst✝³ : MeasurableSpace Ω
μ : Measure Ω
inst✝² : IsProbabilityMeasure μ
E : Type u_2
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
f : Ω → E
C : ℝ
h : ∀ᵐ (x : Ω) ∂μ, ‖f x‖ ≤ C
this : μ Set.univ = 1
⊢ C * ENNReal.toReal 1 = C

Tactic: simp

State after:

Relevant lemmas: