Definition whisker_right_iso {C : prebicategory} {a b c : C} {f g : a -1-> b} (alpha : z_iso f g) (h : b -1-> c) : z_iso (f ;1; h) (g ;1; h). Proof. exists (whisker_right alpha h). apply functor_on_is_z_isomorphism. apply is_z_iso_binprod_z_iso. - apply alpha. - apply identity_is_z_iso. Defined.
Require Import UniMath.Foundations.PartD. Require Import UniMath.MoreFoundations.Tactics. Require Import UniMath.CategoryTheory.Core.Categories. Require Import UniMath.CategoryTheory.Core.Isos. Require Import UniMath.CategoryTheory.Core.NaturalTransformations. Require Import UniMath.CategoryTheory.Core.Univalence. Require Import UniMath.CategoryTheory.Core.Functors. Require Import UniMath.CategoryTheory.PrecategoryBinProduct. Require Import UniMath.CategoryTheory.Categories.StandardCategories. Require Import UniMath.CategoryTheory.HorizontalComposition. Require Import UniMath.CategoryTheory.Equivalences.Core. Require Import UniMath.Bicategories.WkCatEnrichment.prebicategory. Require Import UniMath.Bicategories.WkCatEnrichment.Notations.