fact: Definition In_path (g: Gph) (v: V) (p: path): Prop := v = fst p \/ exists e, In e (snd p) /\ (v = src g e \/ v = dst g e).
imports: Coq.Logic.ProofIrrelevance Coq.micromega.Lia CertiGraph.lib.Coqlib CertiGraph.lib.EnumEnsembles CertiGraph.lib.List_ext CertiGraph.lib.EquivDec_ext CertiGraph.graph.graph_model Coq.Lists.List Coq.Lists.ListDec