fact: Definition to_z_iso_disp_op_disp_cat {C : category} {D : disp_cat C} {x y : C} {f : z_iso y x} {xx : D x} {yy : D y} (ff : yy -->[ f ] xx) (Hff : is_z_iso_disp f ff) : @is_z_iso_disp _ (op_disp_cat D) x y (opp_z_iso f) _ _ ff.
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.NaturalTransformations UniMath.CategoryTheory.Core.Univalence UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.opp_precat UniMath.CategoryTheory.DisplayedCats.Core UniMath.CategoryTheory.DisplayedCats.Isos UniMath.CategoryTheory.DisplayedCats.Univalence