proposition: Lemma mpolyC_nat (n : nat) : (n%:R)%:MP = n%:R :> {malg R[K]}.
proof: Proof. by apply/malgP=> i; rewrite mcoeffC mcoeffMn mcoeffC mulrnAC. Qed.
imports: HB(structures) mathcomp(ssreflect ssrfun ssrbool eqtype ssrnat) mathcomp(seq path choice finset fintype finfun) mathcomp(tuple bigop ssralg ssrint ssrnum) xfinmap