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<div><span class="kw">theorem </span><a NAME="T11"><span class="comment"><font color="firebrick">:: ROUGHS_5:11</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">R</font> being   non  <a href="struct_0.html#V2" title="STRUCT_0:attr.2">empty</a>   <a href="orders_2.html#L1" title="ORDERS_2:struct.1">RelStr</a>   st  the <a href="orders_2.html#U1" title="ORDERS_2:sel.1">InternalRel</a> of <font color="Olive" title="b1">R</font> is  <a href="relat_2.html#V3" title="RELAT_2:attr.3">symmetric</a>  holds <br/> <a href="roughs_5.html#K5" title="ROUGHS_5:func.5">f_0</a> <font color="Olive" title="b1">R</font> <a href="funct_2.html#R2" title="FUNCT_2:pred.2">=</a>  <a href="roughs_5.html#K6" title="ROUGHS_5:func.6">f_1</a> <font color="Olive" title="b1">R</font> <span class="kw">by</span> <span class="lab"><a class="ref" href="roughs_5.html#T10" target="_self" onmouseover="rs('roughs_5/T10')" onmouseout="rh()">UncEqTau</a></span>;<br/></div></div>
