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<div><span class="kw">theorem </span><a NAME="T28"><span class="comment"><font color="firebrick">:: REAL_LAT:28</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">A</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   <a href="real_lat.html#K6" title="REAL_LAT:func.6">RealFunc_Lattice</a> <font color="Olive" title="b1">A</font> is   <a href="lattices.html#NM2" title="LATTICES:NM.2">D_Lattice</a></div></div>
