Definition isaprop_preserves_associator {C D : category} {F : functor C D} {tuC : tensor_unit C} {tuD : tensor_unit D} (ptuF : functor_tensor_unit tuC tuD F) (assC : associator tuC) (assD : associator tuD) : isaprop (preserves_associator ptuF assC assD).
Require Import UniMath.Foundations.All. Require Import UniMath.MoreFoundations.All. Require Import UniMath.CategoryTheory.Core.Categories. Require Import UniMath.CategoryTheory.Core.Functors. Require Import UniMath.CategoryTheory.Core.NaturalTransformations. Require Import UniMath.CategoryTheory.Core.Isos. Import TensorNotation. Import TensorUnitNotation. Import TensorNotation. Import TensorUnitNotation. Import TensorNotation. Import TensorUnitNotation. Import TensorNotation. Import TensorUnitNotation. Import UnitorsAssociatorNotation. Import TensorNotation. Import TensorUnitNotation. Import UnitorsAssociatorNotation.