fact: Definition joinable (p : B -> A): Prop := forall x y, x <> y -> disjointed (p x) (p y).
imports: CertiGraph.lib.Coqlib CertiGraph.lib.Ensembles_ext CertiGraph.lib.List_ext VST.msl.Extensionality VST.msl.simple_CCC VST.msl.seplog VST.msl.log_normalize Coq.Lists.List Coq.Sorting.Permutation Coq.Classes.Morphisms CertiGraph.msl_ext.seplog CertiGraph.msl_ext.log_normalize