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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E16">Th20</font></span>: <a NAME="T20"><span class="comment"><font color="firebrick">:: TOPMETR:20</font></span><br/></a><div class="add"> <a href="topmetr.html#K4" title="TOPMETR:func.4">Closed-Interval-TSpace</a> (<a href="numbers.html#K5" title="NUMBERS:func.5">0</a>,1) <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="borsuk_1.html#K17" title="BORSUK_1:func.17">I[01]</a> </div></div>
