proposition: Lemma ArrowsFromInitial (I : Initial) (a : C) (f g : C⟦InitialObject I,a⟧) : f = g.
proof: Proof. eapply pathscomp0. apply InitialArrowUnique. now apply pathsinv0, InitialArrowUnique. 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