This class represents the undirected edges of the graph. Undirected graphs can be used as directed graphs, each edge is represented by two opposite directed arcs.
#include <lemon/concepts/graph_components.h>
Public Member Functions | |
Edge () | |
Default constructor. | |
Edge (const Edge &) | |
Edge (Invalid) | |
Constructor for conversion from INVALID . | |
Edge (const Arc &) | |
Constructor for conversion from an arc. |
Edge | ( | ) | [inline] |
Default constructor.
Constructor for conversion from INVALID
. It initializes the item to be invalid.