ent">% edge_color(g,algo) --- find a proper edge coloring of the graph g</span>
0003 <span class="comment">% The returned matrix has three columns. Each row of this matrix of the</span>
0004 <span class="comment">% form [i j c] where ij is an edge of the graph and c is a color number</span>
0005 <span class="comment">% (from 1 to the number of colors used).</span>
0006 <span class="comment">%</span>
0007 <span class="comment">% algo denotes an algorithm. The choices are:</span>
0008 <span class="comment">%<