Theorems · Theorem · commutative algebra

MvPowerSeries.coeff_monomial

∀ {σ : Type u_1} {R : Type u_2} [inst : Semiring R] [inst_1 : DecidableEq σ] (m n : σ →₀ ℕ) (a : R),
  (MvPowerSeries.coeff m) ((MvPowerSeries.monomial n) a) = if m = n then a else 0

Defined in

Mathlib.RingTheory.MvPowerSeries.Basic

Cited by

17 results in Mathlib

Foundations

Depth 67 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

SemiringDecidableEq