Definition disp_lwhisker {a b c : C} {f : C⟦a,b⟧} {g1 g2 : C⟦b,c⟧} {r : g1 ==> g2} {x : D a} {y : D b} {z : D c} (ff : x -->[f] y) {gg1 : y -->[g1] z} {gg2 : y -->[g2] z} : gg1 ==>[r] gg2 → ff ;; gg1 ==>[f ◃ r] ff ;; gg2 := λ rr, pr1 (pr2 (pr2 (pr2 (pr2 (pr2 (pr2 (pr2 (pr2 (pr2 D))))))))) _ _ _ _ _ _ _ _ _ _ _ _ _ rr.
Require Import UniMath.Foundations.All. Require Import UniMath.MoreFoundations.All. Require Import UniMath.CategoryTheory.Core.Categories. Require Import UniMath.CategoryTheory.DisplayedCats.Core. Require Import UniMath.CategoryTheory.DisplayedCats.Total. Require Import UniMath.Bicategories.Core.Bicat. Import Bicat.Notations. Require Import UniMath.Bicategories.Core.Invertible_2cells. Require Import UniMath.Bicategories.Core.BicategoryLaws. Require Import UniMath.Bicategories.Core.Unitors. Require Import UniMath.Bicategories.Morphisms.Adjunctions. Require Import UniMath.Bicategories.Core.Univalence.