Theorems · Theorem · linear algebra

Finsupp.supportedEquivFinsupp_symm_single

∀ {α : Type u_1} {M : Type u_2} {R : Type u_5} [inst : Semiring R] [inst_1 : AddCommMonoid M] [inst_2 : Module R M]
  (s : Set α) (i : ↑s) (a : M), ↑((Finsupp.supportedEquivFinsupp s).symm fun₀ | i => a) = fun₀ | ↑i => a

Defined in

Mathlib.LinearAlgebra.Finsupp.Supported

Cited by

1 results in Mathlib

Foundations

Depth 78 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

SemiringAddCommMonoidModule