fact: Definition op_unit_inv_nat_z_iso {C₁ C₂ : category} (F : C₁ ⟶ C₂) : nat_z_iso (functor_identity _ ∙ F) (functor_opp (functor_opp F) ∙ functor_identity _).
imports: UniMath.Foundations.PartD UniMath.Foundations.Propositions UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.NaturalTransformations UniMath.CategoryTheory.Core.Univalence UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.FunctorCategory