proposition: Lemma isaprop_is_cocone_mor {C : category} {g : graph} {d : diagram g C} {c1 : C} (cc1 : cocone d c1) {c2 : C} (cc2 : cocone d c2) (f : c1 --> c2) : isaprop (is_cocone_mor cc1 cc2 f).
proof: Proof. apply impred_isaprop ; intro. apply homset_property. Qed.
imports: UniMath.Foundations.PartD UniMath.Foundations.Propositions UniMath.Foundations.Sets UniMath.MoreFoundations.Tactics UniMath.MoreFoundations.Propositions UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.NaturalTransformations UniMath.CategoryTheory.Core.Univalence UniMath.CategoryTheory.FunctorCategory UniMath.CategoryTheory.Adjunctions.Core