Definition left_total_of_twosided_disp_cat_ob_mor : disp_cat_ob_mor C₂. Proof. simple refine (_ ,, _). - exact (λ y, ∑ (x : C₁), D x y). - exact (λ y₁ y₂ xy₁ xy₂ g, ∑ (f : pr1 xy₁ --> pr1 xy₂), pr2 xy₁ -->[ f ][ g ] pr2 xy₂). Defined.
Require Import UniMath.Foundations.All. Require Import UniMath.MoreFoundations.All. Require Import UniMath.CategoryTheory.Core.Categories. Require Import UniMath.CategoryTheory.Core.Functors. Require Import UniMath.CategoryTheory.Core.Isos. Require Import UniMath.CategoryTheory.Core.Univalence. Require Import UniMath.CategoryTheory.DisplayedCats.Core. Require Import UniMath.CategoryTheory.DisplayedCats.Isos. Require Import UniMath.CategoryTheory.DisplayedCats.Univalence. Require Import UniMath.CategoryTheory.TwoSidedDisplayedCats.TwoSidedDispCat. Require Import UniMath.CategoryTheory.TwoSidedDisplayedCats.Isos. Require Import UniMath.CategoryTheory.TwoSidedDisplayedCats.Univalence. Section FromIsoTotal. End FromIsoTotal.