∀ {α : Type u_1} {ε : Type u_3} {m m0 : MeasurableSpace α} {p : ENNReal} {μ : MeasureTheory.Measure α}
  [inst : TopologicalSpace ε] [inst_1 : ContinuousENorm ε] (hm : m ≤ m0) {f : α → ε},
  MeasureTheory.StronglyMeasurable f → MeasureTheory.eLpNorm f p (μ.trim hm) = MeasureTheory.eLpNorm f p μ