Set.indicator_self_add_compl_apply

∀ {α : Type u_1} {M : Type u_4} [inst : AddZeroClass M] (s : Set α) (f : α → M) (a : α),
  s.indicator f a + sᶜ.indicator f a = f a

Defined in: Mathlib.Algebra.Group.Indicator
Cited by: 3 results in Mathlib
Foundations: Depth 15 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes: AddZeroClass

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