fact: 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).
imports: UniMath.Foundations.Propositions UniMath.Foundations.Sets UniMath.MoreFoundations.PartA UniMath.MoreFoundations.Notations UniMath.CategoryTheory.Core.Prelude UniMath.CategoryTheory.TwoSidedDisplayedCats.TwoSidedDispCat UniMath.CategoryTheory.TwoSidedDisplayedCats.Univalence