From 09f02dae1b9fe622592dfb828ef39df580790284 Mon Sep 17 00:00:00 2001
From: David Aspinall
Date: Tue, 9 May 2000 10:33:13 +0000
Subject: New file

---
 isa/Example-Xsym.ML | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 isa/Example-Xsym.ML

diff --git a/isa/Example-Xsym.ML b/isa/Example-Xsym.ML
new file mode 100644
index 00000000..46f93938
--- /dev/null
+++ b/isa/Example-Xsym.ML
@@ -0,0 +1,15 @@
+(*
+    Example proof script for Isabelle Proof General.
+
+    $Id$
+
+    Just a version of Example.ML using XSymbol
+*)    
+
+Goal "A \\<and>  B \\<longrightarrow> B \\<and>  A";
+by (rtac impI 1);
+by (etac conjE 1);
+by (rtac conjI 1);
+by (assume_tac 1);
+by (assume_tac 1);
+qed "and_comms";
-- 
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