yword">if</span> nElems == 0
0059     error(<span class="string">'Number of elements in z0 is 0.'</span>)
0060 <span class="keyword">end</span>
0061 
0062 <span class="comment">% If we haven't been given a value of cbc min, set it to the example from</span>
0063 <span class="comment">% Jianzhong Ge.</span>
0064 <span class="keyword">if</span> nargin == 3
0065     cbcmin = repmat(0.0018, nElems, 1);
0066 <span class="keyword">end</span>
0067 
0068 <span class="comment">%--------------------------------------