fact: Definition leftwhiskering_on_morphisms (F : bifunctor_data) : ∏ (a : A) (b1 b2 : B), B⟦b1, b2⟧ → C⟦a ⊗_{F} b1, a ⊗_{F} b2⟧ := pr1 (pr2 F).
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.PrecategoryBinProduct UniMath.CategoryTheory.FunctorCategory UniMath.CategoryTheory.Core.NaturalTransformations UniMath.CategoryTheory.Limits.BinCoproducts UniMath.CategoryTheory.Limits.Coproducts UniMath.CategoryTheory.ProductCategory