fact: Definition id_preserves_fiberwise_binproducts {C : category} (D : disp_cat C) : preserves_fiberwise_binproducts (disp_functor_identity D).
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Prelude UniMath.CategoryTheory.DisplayedCats.Core UniMath.CategoryTheory.DisplayedCats.Univalence UniMath.CategoryTheory.DisplayedCats.Functors UniMath.CategoryTheory.DisplayedCats.Fibrations UniMath.CategoryTheory.DisplayedCats.Fiber UniMath.CategoryTheory.Limits.Equalizers UniMath.CategoryTheory.Limits.Preservation