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<div class="add">

<b>take </b>
 <a href="numbers.html#K1">REAL</a> 
;<br/>

<b>thus </b><a NAME="E1:9_3_1"/>
( not  <a href="numbers.html#K1">REAL</a>  is <a href="card_4.html#V1">countable</a> &amp; not  <a href="numbers.html#K1">REAL</a>  is <a href="xboole_0.html#V1">empty</a> )
 ;<br/>


</div>
