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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E27">Th30</font></span>: <a NAME="T30"><span class="comment"><font color="firebrick">:: MONOID_1:30</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">X</font>, <font color="Olive" title="b2">Y</font> being    <a href="hidden.html#M2" title="HIDDEN:mode.2">set</a>  holds   <a href="funct_3.html#K5" title="FUNCT_3:func.5">chi</a> (<font color="Olive" title="b2">Y</font>,<font color="Olive" title="b1">X</font>) is   <a href="monoid_1.html#NM1" title="MONOID_1:NM.1">Multiset</a> of <font color="Olive" title="b1">X</font></div></div>
