fact: Definition cat_of_elems_pb_ump_2 : pb_ump_2 cone.
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.opp_precat UniMath.CategoryTheory.Elements UniMath.CategoryTheory.FunctorCategory UniMath.CategoryTheory.PrecategoryBinProduct UniMath.CategoryTheory.Groupoids UniMath.CategoryTheory.Core UniMath.CategoryTheory.Categories.StandardCategories UniMath.CategoryTheory.DisplayedCats.Fibrations UniMath.CategoryTheory.DisplayedCats.Projection UniMath.CategoryTheory.DisplayedCats.Isos UniMath.CategoryTheory.DisplayedCats.Total UniMath.CategoryTheory.DisplayedCats.StreetOpFibration UniMath.CategoryTheory.DisplayedCats.Examples UniMath.CategoryTheory.Categories.HSET.Core UniMath.CategoryTheory.Categories.HSET.Univalence UniMath.Bicategories.Core.Bicat UniMath.Bicategories.Core.Invertible_2cells UniMath.Bicategories.Core.Univalence UniMath.Bicategories.Core.Examples.OpCellBicat UniMath.Bicategories.Core.Examples.BicatOfUnivCats UniMath.Bicategories.DisplayedBicats.DispBicat UniMath.Bicategories.DisplayedBicats.Examples.DisplayMapBicatSlice UniMath.Bicategories.DisplayedBicats.Examples.BicatOfInvertibles UniMath.Bicategories.Morphisms.FullyFaithful UniMath.Bicategories.Morphisms.Eso UniMath.Bicategories.Morphisms.InternalStreetOpFibration UniMath.Bicategories.Morphisms.DiscreteMorphisms UniMath.Bicategories.Morphisms.Examples.MorphismsInBicatOfUnivCats UniMath.Bicategories.Morphisms.Examples.FibrationsInBicatOfUnivCats UniMath.Bicategories.Morphisms.Examples.EsosInBicatOfUnivCats UniMath.Bicategories.Limits.Products UniMath.Bicategories.Limits.Pullbacks UniMath.Bicategories.Limits.PullbackFunctions UniMath.Bicategories.Limits.Examples.BicatOfUnivCatsLimits UniMath.Bicategories.PseudoFunctors.Display.PseudoFunctorBicat UniMath.Bicategories.PseudoFunctors.PseudoFunctor UniMath.Bicategories.PseudoFunctors.UniversalArrow UniMath.Bicategories.PseudoFunctors.Examples.Identity UniMath.Bicategories.PseudoFunctors.Examples.Composition UniMath.Bicategories.PseudoFunctors.Examples.Op2OfPseudoFunctor UniMath.Bicategories.PseudoFunctors.Examples.OpFunctor UniMath.Bicategories.PseudoFunctors.Examples.ConstProduct UniMath.Bicategories.Transformations.PseudoTransformation UniMath.Bicategories.Modifications.Modification UniMath.Bicategories.OtherStructure.ClassifyingDiscreteOpfib UniMath.Bicategories.OtherStructure.DualityInvolution UniMath.Bicategories.OtherStructure.Exponentials UniMath.Bicategories.OtherStructure.Cores