fact: Definition left_equivalence_counit_iso {a b : B} {f : a --> b} (αe : left_equivalence f) : invertible_2cell (left_adjoint_right_adjoint αe · f) (identity b).
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.Bicategories.Core.Bicat UniMath.Bicategories.Core.Invertible_2cells