proposition: Lemma PullbackArrow_PullbackPr2 {a b c : C} {f : b --> a} {g : c --> a} (Pb : Pullback f g) e (h : e --> b) (k : e --> c) (H : h · f = k · g) : PullbackArrow Pb e h k H · PullbackPr2 Pb = k.
proof: Proof. exact (pr2 (pr2 (pr1 (isPullback_Pullback Pb e h k H)))). Qed.
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.NaturalTransformations UniMath.CategoryTheory.Core.TransportMorphisms UniMath.CategoryTheory.Core.Univalence UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Limits.Terminal UniMath.CategoryTheory.Limits.BinProducts UniMath.CategoryTheory.Limits.Equalizers UniMath.CategoryTheory.FunctorCategory UniMath.CategoryTheory.Monics