pecial">,</span> 
                         <span class="keyword">const</span> <a class="link" href="lognormal_distribution.html" title="Class template lognormal_distribution">lognormal_distribution</a> <span class="special">&amp;</span><span class="special">)</span><span class="special">;</span>
  <span class="keyword">friend</span> <span class="keyword">bool</span> <a class="link" href="lognormal_distribution.html#id-1_3_35_5_6_25_1_1_1_9_4-bb"><span class="keyword">operator</span><span class="special">!=<