diff -r 96cbc6379e5a -r 2dc6e382a58b src/HOL/Probability/Sigma_Algebra.thy
--- a/src/HOL/Probability/Sigma_Algebra.thy	Mon Mar 14 15:29:10 2011 +0100
+++ b/src/HOL/Probability/Sigma_Algebra.thy	Mon Mar 14 16:59:37 2011 +0100
@@ -1,4 +1,4 @@
-(*  Title:      Sigma_Algebra.thy
+(*  Title:      HOL/Probability/Sigma_Algebra.thy
     Author:     Stefan Richter, Markus Wenzel, TU Muenchen
     Plus material from the Hurd/Coble measure theory development,
     translated by Lawrence Paulson.