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<b>let </b><font color="Maroon">L</font> be   <a href="lattices.html#NM2">D_Lattice</a>;<br/>

<b>take </b>
 <a href="openlatt.html#K16" target="_self">StoneH</a> <font color="Maroon">L</font>
; <i><font color="Red">:: according to </font></i><a class="ref" href="lattice4.html#D5">LATTICE4:def 5</a><br/>

<b>thus </b><a NAME="E1:45"/>
 <a href="openlatt.html#K16" target="_self">StoneH</a> <font color="Maroon">L</font> is <a href="lattice4.html#V3">isomorphism</a>
 <b>by </b><i><a class="ref" href="openlatt.html#T4" target="_self">Th4</a></i>;<br/>


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