fact: Definition is_cartesian_2cell_unique {h : x --> y} (hh : xx -->[ h ] yy) (γ : h ==> f) (ββ : hh ==>[ γ • α ] gg) {γγ₁ γγ₂ : hh ==>[ γ ] ff} (pγγ₁ : (γγ₁ •• αα) = ββ) (pγγ₂ : (γγ₂ •• αα) = ββ) : γγ₁ = γγ₂.
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.Univalence UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Core.NaturalTransformations UniMath.CategoryTheory.DisplayedCats.Core UniMath.CategoryTheory.DisplayedCats.Fibrations UniMath.Bicategories.Core.Bicat UniMath.Bicategories.Core.Invertible_2cells UniMath.Bicategories.Core.Univalence UniMath.Bicategories.Core.TransportLaws UniMath.CategoryTheory.DisplayedCats.Core UniMath.Bicategories.DisplayedBicats.DispBicat UniMath.Bicategories.DisplayedBicats.DispInvertibles