(min(N.err)&lt;=0),</span>
0143 <span class="comment">%     message('Found nonpositive errors. Discarding error values.');</span>
0144 <span class="comment">%     N=rmfield(N,'err');</span>
0145 <span class="comment">% end</span>
0146 <span class="keyword">if</span> ~isfield(N,<span class="string">'k'</span>)||(length(N.k)&lt;length(N.a)), N.k=<a href="getkonf.html" class="code" title="function konf=getkonf(varargin)">getkonf</a>(N); <span class="keyword">end</span>
0147 <span class="keyword">if</span> ~isf