# HG changeset patch
# User wenzelm
# Date 963924750 -7200
# Node ID 7cea1cb9703e40c8859c2eea818acaeada3f2ad5
# Parent  a0491eed2270ac86d2b5b03bf4d9457412beb823
replaced arities by instance;

diff -r a0491eed2270 -r 7cea1cb9703e src/HOL/UNITY/GenPrefix.thy
--- a/src/HOL/UNITY/GenPrefix.thy	Tue Jul 18 13:16:48 2000 +0200
+++ b/src/HOL/UNITY/GenPrefix.thy	Tue Jul 18 14:52:30 2000 +0200
@@ -27,7 +27,7 @@
 
     append  "(xs,ys) : genPrefix(r) ==> (xs, ys@zs) : genPrefix(r)"
 
-arities list :: (term)ord
+instance list :: (term)ord
 
 defs
   prefix_def        "xs <= zs  ==  (xs,zs) : genPrefix Id"