proposition: Lemma transportf_z_iso_disp {C : category} {D : disp_cat C} {x y : C} {xx : D x} {yy} {f f' : z_iso x y} (e : f = f') (ff : z_iso_disp f xx yy) : pr1 (transportf (λ g, z_iso_disp g _ _) e ff) = transportf _ (maponpaths pr1 e) (pr1 ff).
proof: Proof. destruct e; apply idpath. Qed.
imports: UniMath.Foundations.Sets UniMath.MoreFoundations.PartA UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.Univalence UniMath.CategoryTheory.DisplayedCats.Core