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<div><span class="kw">theorem </span><a NAME="T28"><span class="comment"><font color="firebrick">:: RLVECT_3:28</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">M</font> being   non  <a href="xboole_0.html#V1" title="XBOOLE_0:attr.1">empty</a>   <a href="hidden.html#M2" title="HIDDEN:mode.2">set</a> <br/>  for <font color="Olive" title="b2">CF</font> being   <a href="orders_1.html#NM3" title="ORDERS_1:NM.3">Choice_Function</a> of <font color="Olive" title="b1">M</font>  st  not  <a href="xboole_0.html#K1" title="XBOOLE_0:func.1">{}</a>  <a href="tarski.html#R2" title="TARSKI:pred.2">in</a> <font color="Olive" title="b1">M</font> holds <br/> <a href="relat_1.html#NK1" title="RELAT_1:NK.1">dom</a> <font color="Olive" title="b2">CF</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Olive" title="b1">M</font> <span class="kw">by</span> <span class="lab"><a class="txt" href="rlvect_3.html#E33"><span class="lab"><font color="Green" title="E21">Lm7</font></span></a></span>;<br/></div></div>
