s="comment">%%%%%%%%%%%%%%%%%%%%%%%%%%%% Parse Inputs %%%%%%%%%%%%%%%%%%%%%%%%%%%%</span>
0046 Y = [];   takeSqrt = 1;   reuseMem = 0;  useSafe = 0;
0047 <span class="keyword">while</span> (length(varargin) &gt; 0)
0048     tail = varargin{end};  varargin = varargin(1:end-1);  <span class="comment">% chomp last arg</span>
0049     <span class="keyword">if</span> (ischar(tail) &amp;&amp; strcmpi(tail, <span class="string">'nosqrt'</span>))
0050         takeSqrt = 0;
0051     <span class="keyword">elseif</spa