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<a NAME="E1:30_1_1"/>
<font color="Maroon">c<sub>1</sub></font> <a href="glib_002.html#K4" target="_self">.numComponents()</a>  <a href="hidden.html#R1">=</a>  <a href="card_1.html#K4">card</a> <span class="p1">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="glib_002.html#K3" target="_self">.componentSet()</a> </span>)</span>
 
;<br/>
<b>hence </b><a NAME="E2:30_1_1"/>
<font color="Maroon">c<sub>1</sub></font> <a href="glib_002.html#K4" target="_self">.numComponents()</a>  is  non <a href="xboole_0.html#V1">empty</a> <a href="nat_1.html#NM1">Nat</a>
 <b>by </b><i><a class="ref" href="card_2.html#T59">CARD_2:59</a></i>;<br/>


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