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