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<div><span class="kw">theorem </span><a NAME="T45"><span class="comment"><font color="firebrick">:: EQREL_1:45</font></span><br/></a><div class="add"> <a href="xboole_0.html#K1" title="XBOOLE_0:func.1">{}</a>  is    <a href="eqrel_1.html#M1" title="EQREL_1:mode.1">a_partition</a> of  <a href="xboole_0.html#K1" title="XBOOLE_0:func.1">{}</a> </div></div>
