diff -r e2fcd88be55d -r ab8f39f48a6f src/HOL/UNITY/UNITY_Main.thy
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/HOL/UNITY/UNITY_Main.thy	Fri Jan 24 18:13:59 2003 +0100
@@ -0,0 +1,27 @@
+(*  Title:      HOL/UNITY/UNITY_Main.thy
+    ID:         $Id$
+    Author:     Lawrence C Paulson, Cambridge University Computer Laboratory
+    Copyright   2003  University of Cambridge
+
+Inclusive UNITY theory
+*)
+
+theory UNITY_Main = Detects + PPROD + Follows
+files "UNITY_tactics.ML":
+
+method_setup constrains = {*
+    Method.ctxt_args (fn ctxt =>
+        Method.METHOD (fn facts => 
+            gen_constrains_tac (Classical.get_local_claset ctxt,
+                               Simplifier.get_local_simpset ctxt) 1)) *}
+    "for proving safety properties"
+
+method_setup ensures_tac = {*
+    fn args => fn ctxt =>
+        Method.goal_args' (Scan.lift Args.name) 
+           (gen_ensures_tac (Classical.get_local_claset ctxt,
+                               Simplifier.get_local_simpset ctxt))
+           args ctxt *}
+    "for proving progress properties"
+
+end