fact: Definition inserter_type {X Y : UU} (f g : X → Y) : UU := ∑ (x : X), f x = g x.
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.Bicategories.Core.Bicat UniMath.Bicategories.Core.Examples.OneTypes UniMath.Bicategories.Limits.Final UniMath.Bicategories.Limits.Products UniMath.Bicategories.Limits.Pullbacks UniMath.Bicategories.Limits.Inserters UniMath.Bicategories.Limits.Equifiers