<b>SPARSE_GRID_F2</b> is a family of Fejer Type 2 sparse grid rules which
      includes rules of order 1, 5, 17, 49, 129, 321, 769, and 1793 points.
      <ul>
        <li>
          <a href = "../../datasets/sparse_grid_f2/sparse_grid_f2.html">
          sparse_grid_f2.html</a>,
          describes the Fejer Type 2 sparse grid rules.
        </li>
        <li>
          <a href = "sparse_grid_f2_output.txt">
          sparse_grid_f2_output</a>,
          the output from running the test on the 2D rules.
 