hen Skiena,<br>
          Implementing Discrete Mathematics:
          Combinatorics and Graph Theory in Mathematica,<br>
          Addison Wesley, 1990.
        </li>
      </ol>
    </p>

    <h3 align = "center">
      Source Code:
    </h3>

    <p>
      <ul>
        <li>
          <a href = "gr_adjacency_list.m">gr_adjacency_list.m</a>,
          returns the adjacency list of a graph.
        </li>
        <li>
          <a href = "gr_adjacency_matrix.m">gr_adjacency_matrix.m</a>,
          returns th