Definition und_ob_hor_precategory_axioms (C: predoublecategory_hor) : is_precategory (und_ob_hor_precategory_data C) := @make_is_precategory (und_ob_hor_precategory_data C) (pr112 C) (pr212 C) (pr122 C) (pr222 C).
Require Import UniMath.Foundations.Propositions. Require Import UniMath.Foundations.Sets. Require Import UniMath.MoreFoundations.PartA. Require Import UniMath.MoreFoundations.Notations. Require Import UniMath.CategoryTheory.Core.Prelude. Require Import UniMath.CategoryTheory.TwoSidedDisplayedCats.TwoSidedDispCat. Require Import UniMath.CategoryTheory.TwoSidedDisplayedCats.Univalence.