fact: Definition make_predoublecategory_hor_sq (C : predoublecategory_sq_hor_data) (H : is_predoublecategory_hor_sq C) : predoublecategory_hor_sq := tpair _ C H.
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