Definition is_z_isomorphism_indexed_cat_id {x : C} (xx : Φ x) : is_z_isomorphism (indexed_cat_id Φ x xx). Proof. exact (pr112 Φ x xx). Defined.
Require Import UniMath.MoreFoundations.All. Require Import UniMath.CategoryTheory.Core.Categories. Require Import UniMath.CategoryTheory.Core.Isos. Require Import UniMath.CategoryTheory.Core.Univalence. Require Import UniMath.CategoryTheory.Core.Functors. Require Import UniMath.CategoryTheory.Core.NaturalTransformations.