
          <tr>
            <td style="font-family: Courier New,Courier,monospace;">const
vertex_container_type&amp; <span style="font-weight: bold;">vertices</span>()
const </td>
            <td>Returns the const
reference to the vertex container. </td>
          </tr>
          <tr>
            <td style="font-family: Courier New,Courier,monospace;">const
edge_container_type&amp; <span style="font-weight: bold;">edges</span>()
const </td>
            <td>Returns the const
reference to the edge container. 