proposition: Lemma equiv_isInitial1 (c : C) : Limits.Initial.isInitial C c -> isInitial c.
proof: Proof. intros X. use make_isInitial. intros b. apply (X b). Qed.
imports: UniMath.Foundations.PartD UniMath.Foundations.Propositions UniMath.Foundations.Sets UniMath.MoreFoundations.Tactics UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Limits.Graphs.Colimits UniMath.CategoryTheory.Limits.Graphs.EqDiag UniMath.CategoryTheory.Limits.Initial