diff -r 2d6c8075d9d0 -r 818510fa3d99 src/work/sage_graph.h
--- a/src/work/sage_graph.h	Wed Sep 29 14:12:26 2004 +0000
+++ b/src/work/sage_graph.h	Wed Sep 29 15:30:04 2004 +0000
@@ -1,13 +1,13 @@
 // -*- c++ -*-
-#ifndef HUGO_SAGE_GRAPH_H
-#define HUGO_SAGE_GRAPH_H
+#ifndef LEMON_SAGE_GRAPH_H
+#define LEMON_SAGE_GRAPH_H
 
 #include <iostream>
 #include <vector>
 
-#include <hugo/invalid.h>
+#include <lemon/invalid.h>
 
-namespace hugo {
+namespace lemon {
 
 //   template <typename It>
 //   int count(It it) { 
@@ -536,6 +536,6 @@
     typedef SymEdgeIt InEdgeIt;
   };
 
-} //namespace hugo
+} //namespace lemon
 
-#endif //HUGO_SAGE_GRAPH_H
+#endif //LEMON_SAGE_GRAPH_H