Definition modules_univalence (M N : mod_category) : (M = N) ≃ (moduleiso M N). Proof. use make_weq. - exact (modules_univalence_map M N). - exact (modules_univalence_map_isweq M N). Defined.
Require Import UniMath.Algebra.Groups. Require Import UniMath.Algebra.RigsAndRings. Require Import UniMath.CategoryTheory.Core.Categories. Require Import UniMath.CategoryTheory.Core.Isos. Require Import UniMath.CategoryTheory.Core.Univalence. Require Import UniMath.Algebra.Modules. Require Import UniMath.Algebra.Modules.Examples. Require Import UniMath.CategoryTheory.Limits.Zero.