fact: Definition Coequalizer {y z : C} (f g : y --> z) : UU := ∑ e : (∑ w : C, z --> w), (∑ H : f · (pr2 e) = g · (pr2 e), isCoequalizer f g (pr2 e) H).
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.Univalence UniMath.CategoryTheory.Epis UniMath.CategoryTheory.Limits.BinCoproducts UniMath.CategoryTheory.Retracts