]> matita.cs.unibo.it Git - helm.git/blobdiff - helm/matita/tests/letrec.ma
ocaml 3.09 transition
[helm.git] / helm / matita / tests / letrec.ma
index 6712765aa4a2d2e2013c60929084890302be345e..55933cd31bf8aeb42aa0834e890fedf877cf958d 100644 (file)
@@ -1,9 +1,25 @@
+(**************************************************************************)
+(*       ___                                                              *)
+(*      ||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                  *)
+(*                                                                        *)
+(**************************************************************************)
 
-definition plus: nat \to nat \to nat \def
-  let rec plus (n,m:nat) \def
-    match n with
-    [ O \Rightarrow m
-    | (S x) \Rightarrow S (plus x m) ]
-  in
-  plus.
+set "baseuri" "cic:/matita/tests/letrec/".
 
+
+alias id "O" = "cic:/Coq/Init/Datatypes/nat.ind#xpointer(1/1/1)".
+alias id "S" = "cic:/Coq/Init/Datatypes/nat.ind#xpointer(1/1/2)".
+alias id "nat" = "cic:/Coq/Init/Datatypes/nat.ind#xpointer(1/1)".
+
+let rec plus n m \def
+ match n with
+  [ O \Rightarrow m
+  | (S x) \Rightarrow S (plus x m) ].