fact: Definition isaprop_comma_twosided_mor {x₁ x₂ : C₁} {y₁ y₂ : C₂} (xy₁ : comma_twosided_disp_cat_data x₁ y₁) (xy₂ : comma_twosided_disp_cat_data x₂ y₂) (f : x₁ --> x₂) (g : y₁ --> y₂) : isaprop (xy₁ -->[ f ][ g ] xy₂).
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Prelude UniMath.CategoryTheory.Core.Setcategories UniMath.CategoryTheory.TwoSidedDisplayedCats.TwoSidedDispCat UniMath.CategoryTheory.TwoSidedDisplayedCats.Isos UniMath.CategoryTheory.TwoSidedDisplayedCats.Univalence UniMath.CategoryTheory.TwoSidedDisplayedCats.Strictness UniMath.CategoryTheory.TwoSidedDisplayedCats.Discrete UniMath.CategoryTheory.TwoSidedDisplayedCats.TwoSidedFibration