proposition: Lemma rtermF (t : tF) : GRing.rterm t.
proof: Proof. by elim: t=> //=; do ?[move->|move=> ?]. Qed.
imports: mathcomp.ssreflect.ssreflect mathcomp(ssrfun ssrbool eqtype ssrnat seq choice fintype) mathcomp(finfun path matrix) mathcomp(bigop order ssralg poly polydiv ssrnum zmodp div ssrint) mathcomp(polyorder polyrcf interval polyXY) mathcomp(qe_rcf_th ordered_qelim mxtens)