proposition: Proposition isaprop_is_strict_twosided_disp_cat {C₁ C₂ : category} (D : twosided_disp_cat C₁ C₂) : isaprop (is_strict_twosided_disp_cat D).
proof: Proof. do 2 (use impred ; intro). apply isapropisaset. Qed.
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Prelude UniMath.CategoryTheory.Core.Setcategories UniMath.CategoryTheory.TwoSidedDisplayedCats.TwoSidedDispCat UniMath.CategoryTheory.TwoSidedDisplayedCats.DisplayedFunctor UniMath.CategoryTheory.TwoSidedDisplayedCats.Isos UniMath.CategoryTheory.TwoSidedDisplayedCats.Univalence UniMath.CategoryTheory.TwoSidedDisplayedCats.Total