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<b>let </b><font color="Maroon" title="c3">x</font> be    <a href="subset_1.html#M2" title="SUBSET_1:mode.2">Element</a> of <font color="Maroon" title="c2">X</font>;<br/>

<b>consider </b><font color="Maroon" title="c4">G2</font> being   <a href="glib_003.html#NM8" title="GLIB_003:NM.8">WSubgraph</a> of <font color="Maroon" title="c1">G</font><b> such that </b><br/><a NAME="E2:51_1_1"/><i><font color="Green" title="E33">A1</font></i>: 
( <font color="Maroon" title="c4">G2</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Maroon" title="c3">x</font> &amp;  <a href="relat_1.html#K1" title="RELAT_1:func.1">dom</a> <font color="Maroon" title="c4">G2</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="glib_004.html#K8" title="GLIB_004:func.8">WGraphSelectors</a>  )
 <b>by </b><i><a class="ref" href="glib_004.html#D10" target="_self" title="GLIB_004:def.10">Def10</a></i>;<br/>
<b>thus </b><a NAME="E3:51_1_1"/>
<font color="Maroon" title="c3">x</font> is   <a href="glib_003.html#NM8" title="GLIB_003:NM.8">WSubgraph</a> of <font color="Maroon" title="c1">G</font>
 <b>by </b><i><a class="txt" href="glib_004.html#E2:51_1_1"><i><font color="Green" title="E33">A1</font></i></a></i>;<br/>


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