fact: Definition predoublecategory_interchange_id_obj ( C : predoublecategory_sq_hor_ver_unit_assoc_data) : UU := ∏ (a :C), ver_sq_identity (hor_identity a) = hor_sq_identity (ver_identity a).
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