itle="polygonal.ds.tools.mem">mem</a></td></tr><tr class="class"><td style="width:200px;"><a href="../../../polygonal/ds/tools/ArrayTools.html" title="polygonal.ds.tools.ArrayTools">ArrayTools</a></td><td><p>Utility class for working with Arrays.</p></td></tr><tr class="class"><td style="width:200px;"><a href="../../../polygonal/ds/tools/Assert.html" title="polygonal.ds.tools.Assert">Assert</a></td><td><p>An assertion specifies a condition that you expect to be true at a point in your program.</p></td></tr>