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<div><span class="kw">theorem </span><a NAME="T27"><span class="comment"><font color="firebrick">:: OPENLATT:27</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">L</font> being   <a href="lattices.html#NM2" title="LATTICES:NM.2">D_Lattice</a> holds  <font color="Olive" title="b1">L</font>, <a href="openlatt.html#K15" title="OPENLATT:func.15">StoneLatt</a> <font color="Olive" title="b1">L</font> <a href="filter_1.html#R1" title="FILTER_1:pred.1">are_isomorphic</a> </div></div>
