fact: Definition z_iso_disp_prod2 {x : C} (xx1 xx1' : D1 x) (xx2 xx2' : D2 x) : (z_iso_disp (identity_z_iso x) xx1 xx1') × (z_iso_disp (identity_z_iso x) xx2 xx2') → @z_iso_disp _ dirprod_disp_cat _ _ (identity_z_iso x) (xx1,, xx2) (xx1',, xx2').
imports: UniMath.Foundations.Sets UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.NaturalTransformations UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Core.Univalence UniMath.CategoryTheory.FunctorCategory UniMath.CategoryTheory.DisplayedCats.Core UniMath.CategoryTheory.DisplayedCats.Functors UniMath.CategoryTheory.DisplayedCats.NaturalTransformations UniMath.CategoryTheory.DisplayedCats.Total UniMath.CategoryTheory.DisplayedCats.Isos UniMath.CategoryTheory.DisplayedCats.Univalence UniMath.CategoryTheory.DisplayedCats.Examples.Reindexing