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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E21">Th16</font></span>: <a NAME="T16"><span class="comment"><font color="firebrick">:: SURREAL0:16</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">A</font>, <font color="Olive" title="b2">B</font> being   <a href="ordinal1.html#NM3" title="ORDINAL1:NM.3">Ordinal</a><br/>  for <font color="Olive" title="b3">R</font> being   <a href="relat_1.html#NM1" title="RELAT_1:NM.1">Relation</a> holds   <a href="surreal0.html#K7" title="SURREAL0:func.7">OpenProd</a> (<font color="Olive" title="b3">R</font>,<font color="Olive" title="b1">A</font>,<font color="Olive" title="b2">B</font>) <a href="relset_1.html#R1" title="RELSET_1:pred.1">c=</a>  <a href="surreal0.html#K8" title="SURREAL0:func.8">ClosedProd</a> (<font color="Olive" title="b3">R</font>,<font color="Olive" title="b1">A</font>,<font color="Olive" title="b2">B</font>)</div></div>
