Definition disp_cat_id_comp_of_functors_into_cat : disp_cat_id_comp bicat_of_strict_cats disp_cat_ob_mor_of_functors_into_cat. Proof. simple refine (_ ,, _). - exact (λ C G, nat_trans_id _). - exact (λ C₁ C₂ C₃ F₁ F₂ G₁ G₂ G₃ α β, nat_trans_comp _ _ _ α (pre_whisker _ β)). Defined.
Require Import UniMath.Foundations.All. Require Import UniMath.MoreFoundations.All. Require Import UniMath.CategoryTheory.Core.Categories. Require Import UniMath.CategoryTheory.Core.Univalence. Require Import UniMath.CategoryTheory.Core.Setcategories. Require Import UniMath.CategoryTheory.Core.Functors. Require Import UniMath.CategoryTheory.Core.NaturalTransformations. Require Import UniMath.CategoryTheory.Categories.CategoryOfSetCategories. Require Import UniMath.CategoryTheory.whiskering. Require Import UniMath.CategoryTheory.DisplayedCats.Core. Require Import UniMath.Bicategories.Core.Bicat. Import Bicat.Notations. Require Import UniMath.Bicategories.Morphisms.Adjunctions. Require Import UniMath.Bicategories.Core.Invertible_2cells. Require Import UniMath.Bicategories.Core.Univalence. Require Import UniMath.Bicategories.Core.Unitors. Require Import UniMath.Bicategories.Core.BicategoryLaws. Require Import UniMath.Bicategories.Core.Examples.StrictCats. Require Import UniMath.Bicategories.DisplayedBicats.DispBicat. Import DispBicat.Notations.