fact: Definition eqvG_iso2L (G H : pre_graph) (isG : is_graph G) (E : G ≡G H) := @eqvG_iso2 G H isG (eqvG_graph isG E) E.
imports: Coq(Relation_Definitions Morphisms RelationClasses) mathcomp(all_ssreflect) GraphTheory(edone finite_quotient preliminaries bij equiv) GraphTheory(setoid_bigop structures pttdom mgraph mgraph2) GraphTheory(rewriting open_confluence finmap_plus)