fact: Definition is_int_equivalence {C : prebicategory} {a b : C} (f : a -1-> b) : UU := ∑ g : b -1-> a, (z_iso (identity1 a) (f ;1; g)) × (z_iso (g ;1; f) (identity1 b)).
imports: UniMath.Foundations.PartD UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.ProductCategory UniMath.CategoryTheory.HorizontalComposition UniMath.CategoryTheory.Equivalences.Core UniMath.Bicategories.WkCatEnrichment.prebicategory UniMath.Bicategories.WkCatEnrichment.whiskering UniMath.Bicategories.WkCatEnrichment.Notations