src/Pure/Isar/net_rules.ML

--- a/src/Pure/Isar/net_rules.ML	Fri May 05 22:02:46 2000 +0200
+++ b/src/Pure/Isar/net_rules.ML	Fri May 05 22:09:41 2000 +0200
@@ -1,6 +1,7 @@
 (*  Title:      Pure/Isar/net_rules.ML
     ID:         $Id$
     Author:     Markus Wenzel, TU Muenchen
+    License:    GPL (GNU GENERAL PUBLIC LICENSE)
 
 Efficient storage of rules: preserves order, prefers later entries.
 *)