ref="add.html" class="code" title="function add(g,i,j)">add</a>(g,u,v);
0018         <span class="keyword">end</span>
0019         <span class="keyword">if</span> <a href="has.html" class="code" title="function yn = has(g,u,v)">has</a>(h1,u1,v1) &amp;&amp; (u2==v2)
0020             <a href="add.html" class="code" title="function add(g,i,j)">add</a>(g,u,v);
0021         <span class="keyword">end</span>
0022     <span class="keyword">end</span>
0023 <span class="keyword">end</span>
0024 
0025 
0026 <span clas