proposition: Lemma CoproductArrowEta (a b : C) (CC : CoproductCocone a b) (x : C) (f : CoproductObject CC --> x) : f = CoproductArrow CC (CoproductIn1 CC · f) (CoproductIn2 CC · f).
proof: Proof. apply CoproductArrowUnique; apply idpath. Qed.
imports: UniMath.Foundations.PartD UniMath.Foundations.Propositions UniMath.Foundations.Sets UniMath.CategoryTheory.FunctorCategory UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Univalence UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Limits.Graphs.Colimits UniMath.CategoryTheory.RepresentableFunctors.Representation