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<div><span class="kw">theorem </span><a NAME="T28"><span class="comment"><font color="firebrick">:: GLIB_002:28</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">G</font> being   <a href="glib_000.html#NM2" title="GLIB_000:NM.2">_Graph</a> holds <br/> ( <font color="Olive" title="b1">G</font> is  <a href="glib_002.html#V1" title="GLIB_002:attr.1">connected</a>  iff <font color="Olive" title="b1">G</font> <a href="glib_002.html#K4" title="GLIB_002:func.4">.numComponents()</a>  <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> 1 ) <span class="kw">by</span> <span class="lab"><a class="txt" href="glib_002.html#E29"><span class="lab"><font color="Green" title="E24">Lm18</font></span></a></span>;<br/></div></div>
