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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E8">Th5</font></span>: <a NAME="T5"><span class="comment"><font color="firebrick">:: COMPACT1:5</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">X</font> being    <a href="pre_topc.html#L1" title="PRE_TOPC:struct.1">TopStruct</a>  holds  <font color="Olive" title="b1">X</font> is    <a href="pre_topc.html#M1" title="PRE_TOPC:mode.1">SubSpace</a> of  <a href="compact1.html#K1" title="COMPACT1:func.1">One-Point_Compactification</a> <font color="Olive" title="b1">X</font></div></div>
