<?xml version="1.0"?>
<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E14">Th15</font></span>: <a NAME="T15"><span class="comment"><font color="firebrick">:: INSTALG1:15</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">S</font> being   <a href="instalg1.html#V1" title="INSTALG1:attr.1">feasible</a>   <a href="msualg_1.html#L1" title="MSUALG_1:struct.1">ManySortedSign</a>  holds  <font color="Olive" title="b1">S</font> is    <a href="instalg1.html#M1" title="INSTALG1:mode.1">Subsignature</a> of <font color="Olive" title="b1">S</font></div></div>
