Definition has_bincoprod_ump_2_left_adjoint_equivalence_cell : φ ==> ψ := linvunitor _ • (ε₃^-1 ▹ _) • rassociator _ _ _ • (_ ◃ bincoprod_ump_2cell Hp α' β') • lassociator _ _ _ • (ε₃ ▹ _) • lunitor _.
Require Import UniMath.Foundations.All. Require Import UniMath.MoreFoundations.All. Require Import UniMath.CategoryTheory.Core.Categories. Require Import UniMath.Bicategories.Core.Bicat. Import Bicat.Notations. Require Import UniMath.Bicategories.Core.Invertible_2cells. Require Import UniMath.Bicategories.Core.EquivToAdjequiv. Require Import UniMath.Bicategories.Core.Examples.OpMorBicat. Require Import UniMath.Bicategories.Morphisms.Adjunctions. Require Import UniMath.Bicategories.Morphisms.FullyFaithful. Require Import UniMath.Bicategories.Morphisms.Properties.ContainsAdjEquiv. Require Import UniMath.Bicategories.Colimits.Coproducts.