                                             <div class="field-signature"><a name="isIncluded"></a>            <code>        <a href="#isIncluded"><span class="identifier">isIncluded</span></a>             (                                tid :                <span class="type">Int</span>                                                    )                    :                <span class="type">Bool</span>                            </code>            </div><div class="description"><p>Determines whether or 