fact: Definition preserves_leftunitality' {C D : category} {M : monoidal C} {N : monoidal D} {F : functor C D} {pt : preserves_tensordata M N F} {pu : preserves_unit M N F} (plu : preserves_leftunitality pt pu) : ∏ (x : C), (pu ⊗^{N} (identity (F x))) · (pt I_{M} x) · (#F (lu^{M}_{x})) = lu^{N}_{F x}.
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Core.NaturalTransformations UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.whiskering UniMath.CategoryTheory.Monoidal.WhiskeredBifunctors UniMath.CategoryTheory.Monoidal.Categories UniMath.CategoryTheory.Monoidal.Structure.Symmetric