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<b>let </b><font color="Maroon">G</font> be   <a href="glib_000.html#NM2">_Graph</a>;<br/><b>let </b><font color="Maroon">v</font> be   <a href="glib_000.html#NM10">Vertex</a> of <font color="Maroon">G</font>;<br/>



<a NAME="E1:68"/>
<font color="Maroon">G</font> <a href="glib_001.html#K1">.walkOf</a> <font color="Maroon">v</font> <a href="glib_001.html#R1">is_Walk_from</a> <font color="Maroon">v</font>,<font color="Maroon">v</font>
 
<b>by </b><i><a class="ref" href="glib_001.html#T14">GLIB_001:14</a></i>;<br/>
<b>hence </b><a NAME="E2:68"/>
<font color="Maroon">v</font> <a href="hidden.html#R2">in</a> <font color="Maroon">G</font> <a href="glib_002.html#K2" target="_self">.reachableDFrom</a> <font color="Maroon">v</font>
 <b>by </b><i/>;<br/>


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