fact: Definition hset_id_weq_z_iso (A B : ob HSET) : (A = B) ≃ (z_iso A B) := weqcomp (UA_for_HLevels 2 A B) (hset_equiv_weq_z_iso A B).
imports: UniMath.Foundations.PartD UniMath.Foundations.Sets UniMath.MoreFoundations.Tactics UniMath.Foundations.UnivalenceAxiom UniMath.Foundations.HLevels UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.Univalence UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Categories.HSET.Core UniMath.CategoryTheory.Categories.HSET.MonoEpiIso