fact: Definition mor_to_modulefun {M N : ob mod_category} : mod_category⟦M, N⟧ -> modulefun M N := idfun _.
imports: UniMath.Algebra.Groups UniMath.Algebra.RigsAndRings UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.Univalence UniMath.Algebra.Modules UniMath.Algebra.Modules.Examples UniMath.CategoryTheory.Limits.Zero