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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E32">Th20</font></span>: <a NAME="T20"><span class="comment"><font color="firebrick">:: XXREAL_2:20</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">x</font>, <font color="Olive" title="b2">y</font> being   <a href="xxreal_0.html#NM1" title="XXREAL_0:NM.1">ExtReal</a> holds  <font color="Olive" title="b1">x</font> is    <a href="xxreal_2.html#M2" title="XXREAL_2:mode.2">LowerBound</a> of <span class="p1"><a href="xxreal_1.html#K4" title="XXREAL_1:func.4">].</a><span class="default"><font color="Olive" title="b1">x</font>,<font color="Olive" title="b2">y</font></span><a href="xxreal_1.html#K4" title="XXREAL_1:func.4">.[</a></span></div></div>
