Theorems · Theorem · commutative algebra

MulSemiringAction.charpoly_eq

∀ {B : Type u_2} (G : Type u_3) [inst : CommRing B] [inst_1 : Group G] [inst_2 : MulSemiringAction G B]
  [inst_3 : Fintype G] (b : B), MulSemiringAction.charpoly G b = ∏ g, (Polynomial.X - Polynomial.C (g • b))

Defined in

Mathlib.RingTheory.Invariant.Basic

Cited by

1 results in Mathlib

Foundations

Depth 102 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

CommRingGroupMulSemiringActionFintype