proposition: Lemma monoidal_opp_is_tensor : is_bifunctor monoidal_opp_tensor_data.
proof: Proof. repeat split ; (try (intro ; intros) ; try apply (pr2 (monoidal_tensor M))). exact (! bifunctor_equalwhiskers M a2 a1 b2 b1 f g). Qed.
imports: UniMath.Foundations.All UniMath.MoreFoundations.Notations UniMath.MoreFoundations.PartA UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Core.NaturalTransformations UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.PrecategoryBinProduct UniMath.CategoryTheory.Monoidal.WhiskeredBifunctors UniMath.CategoryTheory.Adjunctions.Core UniMath.CategoryTheory.Equivalences.Core UniMath.CategoryTheory.Equivalences.FullyFaithful UniMath.CategoryTheory.opp_precat