ex.html" title="interface in org.apache.sysds.runtime.compress.colgroup.indexes">IColIndex</a>&nbsp;other)</code></th>
<td class="colLast">
<div class="block">combine the indexes of this colIndex with another, it is expected that all calls to this contains unique indexes,
 and no copies of values.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#contains(int)">contains</a></span>&#820