1.1 --- a/src/work/marci/graph_wrapper.h	Tue May 04 12:03:04 2004 +0000
     1.2 +++ b/src/work/marci/graph_wrapper.h	Tue May 04 14:06:00 2004 +0000
     1.3 @@ -811,6 +811,9 @@
     1.4  	//return e.forward ? graph->valid(e.out) : graph->valid(e.in); 
     1.5      }
     1.6  
     1.7 +    bool forward(const Edge& e) const { return e.forward; }
     1.8 +    bool backward(const Edge& e) const { return !e.forward; }
     1.9 +
    1.10      void augment(const Edge& e, Number a) const {
    1.11        if (e.forward)  
    1.12  // 	flow->set(e.out, flow->get(e.out)+a);