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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E6">Th6</font></span>: <a NAME="T6"><span class="comment"><font color="firebrick">:: CARD_4:6</font></span><br/></a><div class="add"><a href="ordinal1.html#K4" title="ORDINAL1:func.4">omega</a> <a href="card_2.html#K2" title="CARD_2:func.2">*`</a> <a href="ordinal1.html#K4" title="ORDINAL1:func.4">omega</a> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="ordinal1.html#K4" title="ORDINAL1:func.4">omega</a>  <span class="kw">by</span> <span class="lab"><a class="ref" href="card_4.html#T5" target="_self" onmouseover="rs('card_4/T5')" onmouseout="rh()">Th5</a>, <a class="ref" href="card_2.html#D2" onmouseover="rs('card_2/D2')" onmouseout="rh()">CARD_2:def 2</a></span>;<br/></div></div>
