--- a/src/mobility/model/mobility-model.cc	Fri Aug 31 12:24:28 2012 +0200
+++ b/src/mobility/model/mobility-model.cc	Sat Sep 01 20:57:21 2012 +0200
@@ -18,7 +18,7 @@
  * Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
  */
 
-#include <math.h>
+#include <cmath>
 
 #include "mobility-model.h"
 #include "ns3/trace-source-accessor.h"