Definition is_Grothendieck_topos (C : category) : hProp := ∥ Grothendieck_topos_structure C ∥.
Require Import UniMath.Foundations.All. Require Import UniMath.MoreFoundations.Notations. Require Import UniMath.CategoryTheory.Core.Categories. Require Import UniMath.CategoryTheory.Core.Functors. Require Import UniMath.CategoryTheory.Core.Univalence. Require Import UniMath.CategoryTheory.Equivalences.Core. Require Import UniMath.CategoryTheory.Subcategory.Core. Require Import UniMath.CategoryTheory.CategoryEquality. Require Import UniMath.CategoryTheory.catiso. Require Import UniMath.CategoryTheory.GrothendieckToposes.Sheaves. Require Import UniMath.CategoryTheory.GrothendieckToposes.Sites.