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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E29">Th40</font></span>: <a NAME="T40"><span class="comment"><font color="firebrick">:: WAYBEL23:40</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">L</font> being   <a href="waybel_0.html#NM6" title="WAYBEL_0:NM.6">Semilattice</a><br/>  for <font color="Olive" title="b2">x</font> being   <a href="struct_0.html#NM1" title="STRUCT_0:NM.1">Element</a> of <font color="Olive" title="b1">L</font> holds   <a href="waybel_3.html#K1" title="WAYBEL_3:func.1">waybelow</a> <font color="Olive" title="b2">x</font> is  <a href="waybel23.html#V1" title="WAYBEL23:attr.1">meet-closed</a> </div></div>
