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<div><span class="kw">theorem </span><a NAME="T33"><span class="comment"><font color="firebrick">:: CLASSES5:33</font></span><br/></a><div class="add"> <a href="fib_num2.html#K3" title="FIB_NUM2:func.3">EvenNAT</a>  is    <a href="classes5.html#M2" title="CLASSES5:mode.2">class</a> of  <a href="classes2.html#K13" title="CLASSES2:func.13">FinSETS</a> </div></div>
