fact: Definition to_is_twosided_disp_cat_iso_constant (x : C₁) (y : C₂) {z₁ z₂ : D} (f : z₁ --> z₂) (Hf : is_z_isomorphism f) : @is_iso_twosided_disp _ _ constant_twosided_disp_cat _ _ _ _ _ _ _ _ (identity_is_z_iso x) (identity_is_z_iso y) f.
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.Univalence UniMath.CategoryTheory.DisplayedCats.Core UniMath.CategoryTheory.TwoSidedDisplayedCats.TwoSidedDispCat UniMath.CategoryTheory.TwoSidedDisplayedCats.Isos UniMath.CategoryTheory.TwoSidedDisplayedCats.Univalence