 must be one of "two.sided" (default), "greater" or "less"</p></dd>


<dt id="arg-psi-limits">psi_limits<a class="anchor" aria-label="anchor" href="#arg-psi-limits"></a></dt>
<dd><p>A vector of length 2 giving the lower and upper limits of
the range of \(\tau(\theta)\)</p></dd>


<dt id="arg-theta-null-points">theta_null_points<a class="anchor" aria-label="anchor" href="#arg-theta-null-points"></a></dt>
<dd><p>An optional matrix where each row is a theta value that gives <code>f_param(theta) = psi0</code>. 