fact: Definition isaprop_is_monoid_mor (X Y : monoid_ob) (f : monoid_carrier X --> monoid_carrier Y): isaprop (is_monoid_mor X Y f).
imports: UniMath.Foundations.PartD UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Core.NaturalTransformations UniMath.CategoryTheory.PrecategoryBinProduct UniMath.CategoryTheory.Monoidal.AlternativeDefinitions.MonoidalCategoriesTensored