Theorems · Theorem · measure theory

Set.indicator_const_preimage

∀ {α : Type u_1} {M : Type u_3} [inst : Zero M] (U : Set α) (s : Set M) (a : M),
  (U.indicator fun x => a) ⁻¹' s ∈ {Set.univ, U, Uᶜ, ∅}

Defined in

Mathlib.Algebra.Notation.Indicator

Cited by

2 results in Mathlib

Foundations

Depth 61 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

Zero