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<b>reconsider </b><font color="Maroon" title="c2">X</font> =  <a href="xboole_0.html#K1" title="XBOOLE_0:func.1">{}</a>  as   <a href="partfun1.html#NM1" title="PARTFUN1:NM.1">PartFunc</a> of  <a href="glib_000.html#K6" title="GLIB_000:func.6">the_Vertices_of</a> <font color="Maroon" title="c1">G</font>, <a href="xboole_0.html#K1" title="XBOOLE_0:func.1">{}</a>  <b>by </b><i><a class="ref" href="partfun1.html#T56" title="PARTFUN1:th.56">PARTFUN1:56</a></i>;<br/>
<a NAME="E2:53_1_1"/>
<font color="Maroon" title="c1">G</font> <a href="glib_000.html#K13" title="GLIB_000:func.13">.set</a> <a href="lexbfs.html#K5" title="LEXBFS:func.5">V2LabelSelector</a> ,<font color="Maroon" title="c2">X</font> is <a href="lexbfs.html#V4" title="LEXBFS:attr.4">[V2Labeled]</a>
 
;<br/>
<b>hence </b><a NAME="E3:53_1_1"/>
<font color="Maroon" title="c1">G</font> <a href="glib_000.html#K13" title="GLIB_000:func.13">.set</a> <a href="lexbfs.html#K5" title="LEXBFS:func.5">V2LabelSelector</a> ,<a href="xboole_0.html#K1" title="XBOOLE_0:func.1">{}</a>  is <a href="lexbfs.html#V4" title="LEXBFS:attr.4">[V2Labeled]</a>
 ;<br/>


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