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<div><span class="kw">theorem </span><a NAME="T19"><span class="comment"><font color="firebrick">:: MSSUBFAM:19</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">I</font> being    <a href="hidden.html#M2" title="HIDDEN:mode.2">set</a> <br/>  for <font color="Olive" title="b2">A</font>, <font color="Olive" title="b3">B</font> being   <a href="pboole.html#NM1" title="PBOOLE:NM.1">ManySortedSet</a> of <font color="Olive" title="b1">I</font>  st <font color="Olive" title="b3">B</font> is <a href="relat_1.html#V2" title="RELAT_1:attr.2">V8</a>() &amp; <span class="p1"><a href="pboole.html#K6" title="PBOOLE:func.6">[|</a><span class="default"><font color="Olive" title="b2">A</font>,<font color="Olive" title="b3">B</font></span><a href="pboole.html#K6" title="PBOOLE:func.6">|]</a></span> is <a href="finset_1.html#V2" title="FINSET_1:attr.2">V39</a>() holds <br/><font color="Olive" title="b2">A</font> is <a href="finset_1.html#V2" title="FINSET_1:attr.2">V39</a>()</div></div>
