fact: Definition data_cat_eq_2 (C D : precategory_data) (Fo : (ob C) = ob D) : UU := ∏ (a b : ob C), C⟦a,b⟧ = D⟦eqweqmap Fo a,eqweqmap Fo b⟧.
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.whiskering UniMath.CategoryTheory.catiso