proposition: Lemma umcnt_size p f : um_count p f <= size (dom f).
proof: Proof. by rewrite -umcnt_predT; apply: umcnt_leq. Qed.
imports: Coq(ssreflect ssrbool ssrfun) mathcomp(ssrnat eqtype seq path bigop) pcm(options prelude finmap seqperm pred seqext) pcm(pcm morphism)