proposition: Lemma minPolyxx : (minPoly K x).[x] = 0.
proof: Proof. by rewrite !hornerE Fadjoin_poly_eq ?subrr ?rpredX ?memv_adjoin. Qed.
imports: HB(structures) mathcomp(ssreflect ssrfun ssrbool eqtype ssrnat seq div) mathcomp(choice fintype tuple finfun bigop ssralg countalg) mathcomp(finalg zmodp matrix vector falgebra poly polydiv) mathcomp(mxpoly generic_quotient)