--- a/src/Pure/General/linear_set.scala Sun Feb 26 18:26:26 2012 +0100
+++ b/src/Pure/General/linear_set.scala Sun Feb 26 19:20:46 2012 +0100
@@ -1,4 +1,5 @@
/* Title: Pure/General/linear_set.scala
+ Module: PIDE
Author: Makarius
Author: Fabian Immler, TU Munich