fact: Definition prodPCMMixin U V := PCMMixin (@ProdPCM.joinC U V) (@ProdPCM.joinA U V) (@ProdPCM.unitL U V) (@ProdPCM.validL U V) (@ProdPCM.validU U V).
imports: Coq(ssreflect ssrbool ssrfun) mathcomp(ssrnat eqtype seq bigop fintype finset) pcm(options axioms prelude seqperm pred seqext)