fact: Definition preserves_tensor {C D : category} (TC : tensor C) (TD : tensor D) (F : functor C D) : UU := ∑ (ptF : preserves_tensor_data TC TD F), preserves_tensor_nat ptF.
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Core.NaturalTransformations UniMath.CategoryTheory.Core.Isos