26_lim.m</a>, 
          returns the integration limits for problem 26.
        </li>
        <li>
          <a href = "p26_name.m">p26_name.m</a>, 
          returns a name for problem 26.
        </li>
        <li>
          <a href = "p26_r8vec.m">p26_r8vec.m</a>, 
          sets or gets R8VEC parameters for problem 26.
        </li>
        <li>
          <a href = "p26_region.m">p26_region.m</a>, 
          returns the region type for problem 26.
        </li>
        <li>
          <a href = "p26_titl