Definition square_twosided_disp_cat_id_comp : twosided_disp_cat_id_comp square_twosided_disp_cat_ob_mor. Proof. split. - exact (λ x y f, lunitor _ • rinvunitor _). - exact (λ x₁ x₂ x₃ y₁ y₂ y₃ v₁ v₂ v₃ h₁ h₂ k₁ k₂ τ θ, rassociator _ _ _ • (_ ◃ θ) • lassociator _ _ _ • (τ ▹ _) • rassociator _ _ _). Defined.
Require Import UniMath.MoreFoundations.All. Require Import UniMath.CategoryTheory.Core.Prelude. Require Import UniMath.CategoryTheory.TwoSidedDisplayedCats.TwoSidedDispCat. Require Import UniMath.Bicategories.Core.Bicat. Import Bicat.Notations. Require Import UniMath.Bicategories.Core.BicategoryLaws. Require Import UniMath.Bicategories.Core.Unitors. Require Import UniMath.Bicategories.Core.Invertible_2cells. Require Import UniMath.Bicategories.Morphisms.Adjunctions. Require Import UniMath.Bicategories.Core.Univalence. Require Import UniMath.Bicategories.Core.EquivToAdjequiv. Require Import UniMath.Bicategories.Core.AdjointUnique. Require Import UniMath.Bicategories.DoubleCategories.DoubleBicat.Core.