fact: Definition pb_2cell {p q : pb_cone} (φ ψ : pb_1cell p q) : UU := ∑ (η : φ ==> ψ), ((η ▹ pb_cone_pr1 q) • pb_1cell_pr1 ψ = pb_1cell_pr1 φ) × ((η ▹ pb_cone_pr2 q) • pb_1cell_pr2 ψ = pb_1cell_pr2 φ).
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.Bicategories.Core.Bicat UniMath.Bicategories.Core.Invertible_2cells UniMath.Bicategories.Core.Univalence