Theorems · Theorem · ring theory

Finsupp.prod_fintype

∀ {α : Type u_1} {M : Type u_8} {N : Type u_10} [inst : Zero M] [inst_1 : CommMonoid N] [inst_2 : Fintype α]
  (f : α →₀ M) (g : α → M → N), (∀ (i : α), g i 0 = 1) → f.prod g = ∏ i, g i (f i)

Defined in

Mathlib.Algebra.BigOperators.Finsupp.Basic

Cited by

4 results in Mathlib

Foundations

Depth 69 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

ZeroCommMonoidFintype