fact: Definition z_iso_disp_codomain {C : category} {x y : C} {f : z_iso x y} {h₁ : disp_codomain C x} {h₂ : disp_codomain C y} (g : z_iso (pr1 h₁) (pr1 h₂)) (p : g · pr2 h₂ = pr2 h₁ · f) : z_iso_disp f h₁ h₂.
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Prelude UniMath.CategoryTheory.Limits.Pullbacks UniMath.CategoryTheory.DisplayedCats.Core UniMath.CategoryTheory.DisplayedCats.Isos UniMath.CategoryTheory.DisplayedCats.Univalence UniMath.CategoryTheory.DisplayedCats.Fibrations