Definition two_cat_runitor_rinvunitor {x y : C} (f : x --> y) : two_cat_runitor f • two_cat_rinvunitor f = id2 _.
Require Import UniMath.Foundations.All. Require Import UniMath.MoreFoundations.All. Require Import UniMath.CategoryTheory.Core.Categories. Require Import UniMath.CategoryTheory.Core.Setcategories. Require Import UniMath.CategoryTheory.Core.Univalence.