--- /dev/null
+(**************************************************************************)
+(* ___ *)
+(* ||M|| *)
+(* ||A|| A project by Andrea Asperti *)
+(* ||T|| *)
+(* ||I|| Developers: *)
+(* ||T|| The HELM team. *)
+(* ||A|| http://helm.cs.unibo.it *)
+(* \ / *)
+(* \ / This file is distributed under the terms of the *)
+(* v GNU General Public License Version 2 *)
+(* *)
+(**************************************************************************)
+
+include "dama/nat_ordered_set.ma".
+include "dama/models/discrete_uniformity.ma".
+
+definition nat_uniform_space: uniform_space.
+apply (discrete_uniform_space_of_bishop_set ℕ);
+qed.
+
+interpretation "Uniform space N" 'N = nat_uniform_space.