∀ {α : Type u_1} {F : Type u_3} [inst : NormedAddCommGroup F] [inst_1 : NormedSpace ℝ F] {m : MeasurableSpace α}
  {μ : MeasureTheory.Measure α} [inst_2 : PartialOrder F] [IsOrderedAddMonoid F] [IsOrderedModule ℝ F]
  {f : MeasureTheory.SimpleFunc α F}, 0 ≤ᵐ[μ] ⇑f → 0 ≤ MeasureTheory.SimpleFunc.integral μ f