code class="varname">y</code></span>
</dt>
<dd>Objects of type X</dd>
</dl></div>
</div>
<div class="refsect1">
<a name="idp96773552"></a><h2>Valid expressions</h2>
<div class="informaltable"><table class="table">
<colgroup>
<col>
<col>
<col>
<col>
</colgroup>
<thead><tr>
<th>Name</th>
<th>Expression</th>
<th>Type</th>
<th>Semantics</th>
</tr></thead>
<tbody>
<tr>
<td><p>Less than</p></td>
<td><p>x &lt; y</p></td>
<td><p>Convertible to <span class="type">bool</span></p></td>
<td><p>Determine if one value is