fact: Definition strong_monoidal_functor_ϵ_is_z_iso (smF : strong_monoidal_functor) : is_z_isomorphism (lax_monoidal_functor_ϵ smF) := pr1 (pr2 smF).
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Core.NaturalTransformations UniMath.CategoryTheory.PrecategoryBinProduct UniMath.CategoryTheory.Monoidal.AlternativeDefinitions.MonoidalCategoriesTensored UniMath.CategoryTheory.whiskering