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<b>let </b><font color="Maroon">L</font> be   <a href="lattices.html#NM5">1_Lattice</a>;<br/><b>let </b><font color="Maroon">a</font> be   <a href="struct_0.html#NM1">Element</a> of <font color="Maroon">L</font>;<br/>



<a NAME="E1:63"/>
<span class="p1">(<span class="default"><a href="lattices.html#K6" target="_self">Top</a> <font color="Maroon">L</font></span>)</span> <a href="lattices.html#K4" target="_self">"/\"</a> <font color="Maroon">a</font> <a href="lattices.html#R3" target="_self">[=</a>  <a href="lattices.html#K6" target="_self">Top</a> <font color="Maroon">L</font>
 
<b>by </b><i><a class="ref" href="lattices.html#D7" target="_self">Def7</a></i>;<br/>
<b>hence </b><a NAME="E2:63"/>
<font color="Maroon">a</font> <a href="lattices.html#R3" target="_self">[=</a>  <a href="lattices.html#K6" target="_self">Top</a> <font color="Maroon">L</font>
 <b>by </b><i/>;<br/>


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