proposition: Lemma mpolyC1E : 1%:MP = 1 :> {malg R[K]}.
proof: Proof. exact: rmorph1. Qed.
imports: HB(structures) mathcomp(ssreflect ssrfun ssrbool eqtype ssrnat) mathcomp(seq path choice finset fintype finfun) mathcomp(tuple bigop ssralg ssrint ssrnum) xfinmap