proposition: Lemma divn1 m : (m %/ 1)%Z = m.
proof: Proof. by rewrite -{1}[m]mulr1 mulzK. Qed.
imports: mathcomp(ssreflect ssrfun ssrbool eqtype ssrnat) mathcomp(seq choice fintype order bigop ssralg) mathcomp(div ssrnum ssrint rat prime path binomial) mathcomp(tuple finset) gaia(fibm)