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<a NAME="E1:30_1_1"/>
 <a href="card_1.html#K1">Card</a> <font color="Maroon">M</font> <a href="hidden.html#R1">=</a> <font color="Maroon">M</font>
 
<b>by </b><i><a class="ref" href="card_1.html#D5">CARD_1:def 5</a></i>;<br/>
<a NAME="E2:30_1_1"/><b>then </b>
 <a href="card_2.html#K3">exp</a> 2,<font color="Maroon">M</font> <a href="hidden.html#R1">=</a>  <a href="card_1.html#K1">Card</a> <span class="p1">(<span class="default"><a href="zfmisc_1.html#K1">bool</a> <font color="Maroon">M</font></span>)</span>
 
<b>by </b><i><a class="ref" href="card_2.html#T44">CARD_2:44</a></i>;<br/>
<b>hence </b><a NAME="E3:30_1_1"/>
not  <a href="card_2.html#K3">exp</a> 2,<font color="Maroon">M</font> is <a href="finset_1.html#V1">finite</a>
 ;<br/>


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