fact: Definition identity_functor_unitors_associator {C : category} {tu : tensor_unit C} (ua : unitors_associator tu) : functor_unitors_associator ua ua (identity_functor_tensor_unit tu).
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Core.NaturalTransformations UniMath.CategoryTheory.Core.Isos