proposition: Lemma transport_source_ZeroArrow {a b c : C} (Z : Zero C) (e : b = a) : transportf (λ (a' : ob C), precategory_morphisms a' c) e (ZeroArrow Z b c) = ZeroArrow Z a c.
proof: Proof. induction e. apply idpath. Qed.
imports: UniMath.Foundations.PartD UniMath.Foundations.Propositions UniMath.Foundations.Sets UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.Univalence UniMath.CategoryTheory.opp_precat UniMath.CategoryTheory.Limits.Initial UniMath.CategoryTheory.Limits.Terminal