Definition isUniversal_isom {C:category} {X:[C^op,HSET]} {c c':C} (x:c ⇒ X) (f : z_iso c' c) : isUniversal x <-> isUniversal (x ⟲ f).
Require Import UniMath.Foundations.Preamble. Require Import UniMath.CategoryTheory.Core.Categories. Require Import UniMath.CategoryTheory.Core.Isos. Require Import UniMath.CategoryTheory.Core.Functors. Require Import UniMath.CategoryTheory.Core.Univalence. Require Import Require Import Require Import UniMath.MoreFoundations.Tactics.