e> </p>
        </td>
        <td><p>Assessing Model Fit and Local Dependence by Comparing Observed and Expected
Item Pair Correlations</p></td>
      </tr><tr><td>
          <p><code><a href="numerical_Hessian.html">numerical_Hessian()</a></code> <code><a href="numerical_Hessian.html">numerical_Hessian_partial()</a></code> <code><a href="numerical_Hessian.html">numerical_gradient()</a></code> </p>
        </td>
        <td><p>Numerical Computation of the Hessian Matrix</p></td>
      </tr><tr><td>
        