proposition: Lemma cone_mor_prop M N (f : Cone_Mor M N) : ∏ j : J, ConeConnect f · ConeMor N j = ConeMor M j.
proof: Proof. exact (pr2 f). Qed.
imports: UniMath.Foundations.PartD UniMath.Foundations.Propositions UniMath.Foundations.Sets UniMath.MoreFoundations.PartA UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.Univalence UniMath.CategoryTheory.Core.Functors