>, 
          sets default values for problem 10.
        </li>
        <li>
          <a href = "p10_exact.m">p10_exact.m</a>, 
          sets the exact integral for problem 10.
        </li>
        <li>
          <a href = "p10_f.m">p10_f.m</a>, 
          evaluates the integrand for problem 10.
        </li>
        <li>
          <a href = "p10_i4.m">p10_i4.m</a>, 
          sets or gets I4 parameters for problem 10.
        </li>
        <li>
          <a href = "p10_lim.m">p10_lim.m</a>, 
          r