measurableSet_iSup_of_mem_piiUnionInter

∀ {α : Type u_3} {ι : Type u_4} (m : ι → MeasurableSpace α) (S : Set ι),
  ∀ t ∈ piiUnionInter (fun n => {s | MeasurableSet s}) S, MeasurableSet t

Defined in: Mathlib.MeasureTheory.PiSystem
Cited by: 1 results in Mathlib
Foundations: Depth 68 from the axioms · uses propext, Classical.choice, Quot.sound

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