--- /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 "ground/relocation/pr_isu.ma".
+include "ground/relocation/pr_isf.ma".
+
+(* FINITE COLENGTH CONDITION FOR PARTIAL RELOCATION MAPS ********************)
+
+(* Constructions with pr_isu ************************************************)
+
+(*** isuni_fwd_isfin *)
+lemma pr_isf_isu (f): đâȘfâ« â đ
âȘfâ«.
+#f #H elim H -f
+/3 width=1 by pr_isf_next, pr_isf_isi/
+qed.