Definition is_opcartesian_2cell_sopfib_factor_unique {x : B} {f g : x --> e} {γ : f ==> g} (Hγ : is_opcartesian_2cell_sopfib γ) (h : x --> e) (α : f ==> h) (δp : g · p ==> h · p) (q : α ▹ p = (γ ▹ p) • δp) (δ₁ δ₂ : g ==> h) (pδ₁ : δ₁ ▹ p = δp) (pδ₂ : δ₂ ▹ p = δp) (δγ₁ : γ • δ₁ = α) (δγ₂ : γ • δ₂ = α) : δ₁ = δ₂.
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.Examples.OpCellBicat. Require Import UniMath.Bicategories.Core.Univalence. Require Import UniMath.Bicategories.Core.UnivalenceOp. Require Import UniMath.Bicategories.Morphisms.InternalStreetFibration.