fact: Definition lift_unique_sopfib_map {E B : category} (F : E ⟶ B) {e : E} {b : B} (f : F e --> b) (bb₁ bb₂ : E) (ff₁ : e --> bb₁) (β₁ : z_iso b (F bb₁)) (ff₂ : e --> bb₂) (β₂ : z_iso b (F bb₂)) (over₁ : # F (ff₁) = f · β₁) (over₂ : # F (ff₂) = f · β₂) (cart₁ : is_opcartesian_sopfib F ff₁) (cart₂ : is_opcartesian_sopfib F ff₂) : bb₁ --> bb₂.
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.Total UniMath.CategoryTheory.DisplayedCats.Fibrations