--- a/Nominal/Parser.thy	Thu Mar 18 12:32:03 2010 +0100
+++ b/Nominal/Parser.thy	Thu Mar 18 14:05:49 2010 +0100
@@ -385,7 +385,8 @@
   fun note_simp_suffix s th ctxt =
     snd (Local_Theory.note ((Binding.name (q_name ^ "_" ^ s),
       [Attrib.internal (K Simplifier.simp_add)]), th) ctxt);
-  val (_, lthy14) = Local_Theory.note ((Binding.name (q_name ^ "_induct"), []), [q_induct]) lthy13;
+  val (_, lthy14) = Local_Theory.note ((Binding.name (q_name ^ "_induct"),
+    [Attrib.internal (K (Rule_Cases.case_names constr_names))]), [Rule_Cases.name constr_names q_induct]) lthy13;
   val q_inducts = Project_Rule.projects lthy13 (1 upto (length alpha_inducts)) q_induct
   val (_, lthy14a) = Local_Theory.note ((Binding.name (q_name ^ "_inducts"), []), q_inducts) lthy14;
   val q_perm = map (lift_thm lthy14) raw_perm_def;