fact: Definition is_opcartesian_total_setcategory_of_set_functor_factor_eq : pr1 (# G h) (pr1 (# G (pr1 f)) (pr2 e₁)) = pr1 (# G (pr1 g)) (pr2 e₁).
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.Univalence UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Core.Setcategories UniMath.CategoryTheory.DisplayedCats.StreetOpFibration UniMath.CategoryTheory.Categories.CategoryOfSetCategories UniMath.CategoryTheory.GrothendieckConstruction.TotalCategory UniMath.CategoryTheory.GrothendieckConstruction.Projection