fact: Definition iso_subgraph_forT (G : graph) : subgraph_for (consistentTT G) ≃ G := Iso (setT_bij_hom G).
imports: Coq(Morphisms RelationClasses) mathcomp(all_ssreflect) GraphTheory(edone finite_quotient preliminaries bij) GraphTheory(equiv digraph setoid_bigop structures)