all parameters are included.</p></dd>


<dt>init</dt>
<dd><p>A numeric vector of initial estimates of the values of the
parameters that are not fixed and are not in <code>which_pars</code>.
Should have length <code>attr(object, "p_current") - length(which_pars)</code>.
If <code>init</code> is <code>NULL</code> or is of the wrong length then the
relevant components from the MLE stored in <code>object</code> are used.</p></dd>


<dt>conf</dt>
<dd><p>A numeric scalar in (0, 100). Confidence level for the
inter