 a vector of double precision values is sorted by an ascending order. Returns a logical value indicating if the vector is sorted.</p>
<dl class="section return"><dt>Returns</dt><dd>is_sorted Indicates if the vector is sorted.</dd></dl>
<table class="doxtable">
<tr>
<th align="center">Value </th><th align="left">Meaning  </th></tr>
<tr>
<td align="center">true </td><td align="left">The vector is sorted </td></tr>
<tr>
<td align="center">false </td><td align="left">The vector is not sorted </td></tr>
</table>