proposition: Lemma Cone_precompose {g : graph} {d : diagram g C^op} {c : C} (cc : cone d c) (x : C) (f : C⟦x,c⟧) : ∏ u v (e : edge u v), (f · coneOut cc v) · dmor d e = f · coneOut cc u.
proof: Proof. apply (Cocone_postcompose cc x f). 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.Adjunctions.Core UniMath.CategoryTheory.FunctorCategory UniMath.CategoryTheory.Limits.Graphs.Colimits