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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E23">Th13</font></span>: <a NAME="T13"><span class="comment"><font color="firebrick">:: XXREAL_3:13</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">x</font> being   <a href="xxreal_0.html#NM1" title="XXREAL_0:NM.1">ExtReal</a>  st <font color="Olive" title="b1">x</font> <a href="hidden.html#NR2" title="HIDDEN:NR.2">&lt;&gt;</a>  <a href="xxreal_0.html#K1" title="XXREAL_0:func.1">+infty</a>  holds <br/>( <a href="xxreal_0.html#K1" title="XXREAL_0:func.1">+infty</a> <a href="xxreal_3.html#K3" title="XXREAL_3:func.3">-</a> <font color="Olive" title="b1">x</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="xxreal_0.html#K1" title="XXREAL_0:func.1">+infty</a>  &amp; <font color="Olive" title="b1">x</font> <a href="xxreal_3.html#K3" title="XXREAL_3:func.3">-</a> <a href="xxreal_0.html#K1" title="XXREAL_0:func.1">+infty</a> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="xxreal_0.html#K2" title="XXREAL_0:func.2">-infty</a>  )</div></div>
