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<a NAME="E1:33_1_1"/>
<font color="Maroon">c<sub>1</sub></font> <a href="glib_000.html#K17" target="_self">.size()</a>  <a href="hidden.html#R1">=</a>  <a href="card_1.html#K4">card</a> <span class="p1">(<span class="default"><a href="glib_000.html#K7" target="_self">the_Edges_of</a> <font color="Maroon">c<sub>1</sub></font></span>)</span>
 
;<br/>
<b>hence </b><a NAME="E2:33_1_1"/>
<font color="Maroon">c<sub>1</sub></font> <a href="glib_000.html#K17" target="_self">.size()</a>  is   <a href="nat_1.html#NM1">Nat</a>
 ;<br/>


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