diff -r 741f3108a90f -r e997802b855c src/work/marci/preflow_demo_athos.cc
--- a/src/work/marci/preflow_demo_athos.cc	Sat Nov 13 12:24:01 2004 +0000
+++ b/src/work/marci/preflow_demo_athos.cc	Sat Nov 13 12:53:28 2004 +0000
@@ -28,12 +28,12 @@
   //ListGraph::NodeMap<bool> cut=max_flow_test.mincut();
   //int cut_value=0;
   //for(EachEdgeIt e=G.first<EachEdgeIt>(); e.valid(); ++e) {
-  //  if (cut.get(G.tail(e)) && !cut.get(G.head(e))) cut_value+=cap.get(e);
+  //  if (cut.get(G.source(e)) && !cut.get(G.target(e))) cut_value+=cap.get(e);
   //}
   double post_time=currTime();
   //std::cout << "maximum flow: "<< std::endl;
   //for(EachEdgeIt e=G.first<EachEdgeIt>(); e.valid(); ++e) { 
-  //  std::cout<<"("<<G.tail(e)<< "-"<<flow.get(e)<<"->"<<G.head(e)<<") ";
+  //  std::cout<<"("<<G.source(e)<< "-"<<flow.get(e)<<"->"<<G.target(e)<<") ";
   //}
   //std::cout<<std::endl;
   std::cout << "elapsed time: " << post_time-pre_time << " sec"<< std::endl;