Theorems · Theorem · probability

Finset.expect_inv_index

∀ {ι : Type u_1} {M : Type u_4} [inst : AddCommMonoid M] [inst_1 : Module ℚ≥0 M] [inst_2 : DecidableEq ι]
  [inst_3 : InvolutiveInv ι] (s : Finset ι) (f : ι → M), (s⁻¹.expect fun i => f i) = s.expect fun i => f i⁻¹

Defined in

Mathlib.Algebra.BigOperators.Expect

Cited by

0 results in Mathlib

Foundations

Depth 92 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

AddCommMonoidModuleDecidableEqInvolutiveInv