Theorems · Theorem · commutative algebra

MvPowerSeries.HasSubst.coeff_zero

∀ {σ : Type u_1} {τ : Type u_4} {S : Type u_5} [inst : CommRing S] {a : σ → MvPowerSeries τ S},
  MvPowerSeries.HasSubst a → ∀ (d : τ →₀ ℕ), {s | (MvPowerSeries.coeff d) (a s) ≠ 0}.Finite

Defined in

Mathlib.RingTheory.MvPowerSeries.Substitution

Cited by

2 results in Mathlib

Foundations

Depth 29 from the axioms · uses propext, Quot.sound

Assumes

CommRing