diff -r 1b481ced25e7 -r 53c2a0ccc9a4 src/demo/graph_to_eps_demo.cc
--- a/src/demo/graph_to_eps_demo.cc	Sat May 14 17:26:56 2005 +0000
+++ b/src/demo/graph_to_eps_demo.cc	Sat May 14 17:29:28 2005 +0000
@@ -20,6 +20,8 @@
 #include<lemon/list_graph.h>
 #include<lemon/graph_utils.h>
 
+#include <cmath>
+
 
 using namespace std;
 using namespace lemon;