n>
<a name="l00094"></a>00094       <span class="keyword">else</span> <span class="keyword">if</span> (l == 0) <span class="keyword">then</span>
<a name="l00095"></a>00095 
<a name="l00096"></a>00096          dl(0, 0) = 1.0_dp
<a name="l00097"></a>00097 
<a name="l00098"></a>00098       <span class="comment">! For the special cases of l = 1 use the direct formula.</span>
<a name="l00099"></a>00099       <span class="keyword">else</span> <span class="keyword">if</span> (l == 1) <span class="keyword">then</sp