proposition: Lemma rcoprimep_coprimep q p : rcoprimep q p = coprimep q p.
proof: Proof. by rewrite /coprimep /rcoprimep (eqp_size (eqp_rgcd_gcd _ _)). Qed.
imports: mathcomp(ssreflect ssrfun ssrbool eqtype ssrnat seq choice) mathcomp(fintype bigop ssralg poly)