proposition: Corollary eformat_adj_elabel: forall (g: UAdjMatGG) u v, adjacent g u v <-> elabel g (eformat (u,v)) < inf.
proof: Proof. intros. rewrite eformat_adj. apply evalid_inf_iff. Qed.
imports: VST.floyd.proofauto CertiGraph.lib.EquivDec_ext CertiGraph.lib.List_ext CertiGraph.lib.find_lemmas CertiGraph.graph.graph_model CertiGraph.graph.graph_gen CertiGraph.graph.graph_relation CertiGraph.graph.undirected_graph CertiGraph.graph.MathAdjMatGraph