--- ui/diagramview.cpp	2005-02-18 01:46:03 +0300
+++ ui/diagramview.cpp	2005-02-18 01:46:14 +0300
@@ -1,3 +1,4 @@
+#include <math.h>
 #include "diagramview.h"
 #include "gstate.h"
 #include "gtransition.h"