(xy(u,:)-xy(v,:));
0045         <span class="keyword">if</span> <a href="has.html" class="code" title="function yn = has(g,u,v)">has</a>(g,u,v)
0046             evec(u,v) = d;
0047         <span class="keyword">end</span>
0048         <span class="keyword">if</span> ~con
0049             d = min(d,n/2);
0050         <span class="keyword">end</span>
0051         evec(v,u) = 1/sqrt(d);
0052     <span class="keyword">end</span>
0053 <span class="keyword">end</span>
0054 
0055 
0056 <span class="keyword">end</s