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<div><span class="kw">theorem </span><a NAME="T59"><span class="comment"><font color="firebrick">:: MONOID_0:59</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">D</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>  holds  <font color="Olive" title="b1">D</font> <a href="monoid_0.html#K9" title="MONOID_0:func.9">*+^</a>  <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="algstr_0.html#G3" title="ALGSTR_0:aggr.3">multMagma</a>(# <span class="p1">(<span class="default"><font color="Olive" title="b1">D</font> <a href="finseq_2.html#K3" title="FINSEQ_2:func.3">*</a></span>)</span>,<span class="p1">(<span class="default"><font color="Olive" title="b1">D</font> <a href="monoid_0.html#K11" title="MONOID_0:func.11">-concatenation</a></span>)</span> #) <span class="kw">by</span> <span class="lab"><a class="ref" href="monoid_0.html#D34" target="_self" onmouseover="rs('monoid_0/D34')" onmouseout="rh()">Def34</a></span>;<br/></div></div>
