fact: Definition id_is_cartesian_2cell_sfib {B : bicat} {e b : B} (p : e --> b) {x : B} (f : x --> e) : is_cartesian_2cell_sfib p (id2 f).
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.DisplayedCats.StreetFibration UniMath.Bicategories.Core.Bicat UniMath.Bicategories.Core.Invertible_2cells UniMath.Bicategories.Core.Univalence