Theorems · Theorem · commutative algebra
PowerSeries.coeff_subst_X_zero_add_X_one
∀ {R : Type u_2} [inst : CommRing R] (f : PowerSeries R) (e : Fin 2 →₀ ℕ),
(MvPowerSeries.coeff e) (PowerSeries.subst (MvPowerSeries.X 0 + MvPowerSeries.X 1) f) =
↑((e 0 + e 1).choose (e 0)) * (PowerSeries.coeff (e 0 + e 1)) f- Cited by
- 0 results in Mathlib
- Foundations
- Depth 109 from the axioms · uses propext, Classical.choice, Quot.sound
- Assumes
- CommRing
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