5;, and Y is a central
            &#967;<sup>2</sup> random variable with <span class="emphasis"><em>v2</em></span> degrees of freedom.
          </p>
<p>
            This gives the following PDF:
          </p>
<p>
            <span class="inlinemediaobject"><img src="../../../../../equations/nc_f_ref1.png"></span>
          </p>
<p>
            where L<sub>a</sub><sup>b</sup>(c) is a generalised Laguerre polynomial and B(a,b) is the
            <a class="link" href="../../../special/sf_beta/beta_function