<hr align="center" width="50%" style="color: #aa0044" >

<h4>???</h4>
<p class="subt">
</p>

<div class="feature">

<table border="0" cellpadding="0" cellspacing="0">
<tbody>

<tr>
<td>
<a class="feature" name="???" href="examples/???.html#???">???</a>
</td>
<td>

</td>
</tr>

<tr>
<td>
</td>
<td>

</td>
</tr>

<tr>
<td>
</td>
<td>

</td>
</tr>

</tbody>
</table>

</div>
     

<h5>Formal Signature</h5>

<p class="subt">Note that the formal name of the iter has been changed to
replace the exclamation mark iter symbol to a name acceptable to vdm
tools.</p>

<div class="vdm">

</div>

<h5>Pre-condition</h5>

<div class="vdm">
<em class="key">pre</em>

</div>

<h5>Post-condition</h5>

<p class="subt">This post-condition makes use of the history concept from
vdm++ (see the vdm dialect <a href="../../vdm-sl.html">notes</a>).</p>

<div class="vdm">
<em class="key">post</em>

</div>

<h5>Quit condition</h5>

<p class="subt">For quit actions see the specificatiion of the <a
href="../../section-6/section-6-7/quit.html">quit statement</a>.</p>

<div class="vdm">
<em class="key">errs</em> QUIT : 
</div>

<p class="define">

</p>

