fact: Definition heapUMCMix := UMCMixin ftE tfE defE undefE emptyE updE domE dom_eqE assocsE freeE findE unionE empbE undefbE ptsE.
imports: Coq(ssreflect ssrbool ssrfun Eqdep) mathcomp(ssrnat eqtype seq path) pcm(options axioms finmap) pcm(pcm unionmap)