Definition intdom_equiv_weq_iso (X Y : ob intdom_precategory) : (ringiso (X : intdom) (Y : intdom)) ≃ (z_iso X Y). Proof. use make_weq. - exact (intdom_equiv_iso X Y). - exact (intdom_equiv_iso_is_equiv X Y). Defined.
Require Import UniMath.Foundations.PartD. Require Import UniMath.Foundations.Propositions. Require Import UniMath.Foundations.Sets. Require Import UniMath.Foundations.UnivalenceAxiom. Require Import UniMath.Algebra.BinaryOperations. Require Import UniMath.Algebra.Monoids. Require Import UniMath.Algebra.RigsAndRings. Require Import UniMath.Algebra.Domains_and_Fields. Require Import UniMath.CategoryTheory.Core.Categories. Require Import UniMath.CategoryTheory.Core.Isos. Require Import UniMath.CategoryTheory.Core.Univalence.