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<div><span class="kw">theorem </span><a NAME="T19"><span class="comment"><font color="firebrick">:: BSPACE:19</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">X</font> being    <a href="hidden.html#M2" title="HIDDEN:mode.2">set</a> <br/>  for <font color="Olive" title="b2">c</font> being   <a href="subset_1.html#NM2" title="SUBSET_1:NM.2">Subset</a> of <font color="Olive" title="b1">X</font> holds  <span class="p1">(<span class="default"><a href="struct_0.html#K5" title="STRUCT_0:func.5">1.</a> <a href="bspace.html#K2" title="BSPACE:func.2">Z_2</a></span>)</span> <a href="bspace.html#K4" title="BSPACE:func.4">\*\</a> <font color="Olive" title="b2">c</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Olive" title="b2">c</font> <span class="kw">by</span> <span class="lab"><a class="ref" href="bspace.html#D4" target="_self" onmouseover="rs('bspace/D4')" onmouseout="rh()">Def4</a></span>;<br/></div></div>
