--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/HOL/MicroJava/JVM/Store.ML	Thu Nov 11 12:23:45 1999 +0100
@@ -0,0 +1,10 @@
+(*  Title:      HOL/MicroJava/JVM/Store.thy
+    ID:         $Id$
+    Author:     Cornelia Pusch
+    Copyright   1999 Technische Universitaet Muenchen
+*)
+
+Goalw [newref_def]
+ "hp x = None \\<longrightarrow> hp (newref hp) = None";
+by (fast_tac (claset() addIs [selectI2EX] addss (simpset())) 1);
+qed_spec_mp "newref_None";