Definition two_cat_rinvunitor {C : two_precat} {x y : C} (f : x --> y) : f ==> f · identity _ := idto2mor (!(id_right f)).
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.