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<span class="kw">let </span><font color="Maroon" title="c1">BL</font> be   non  <a href="struct_0.html#V7" title="STRUCT_0:attr.7">trivial</a>  <a href="lattices.html#NM8" title="LATTICES:NM.8">B_Lattice</a>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide">  ex <font color="Olive" title="b1">T</font> being   non  <a href="struct_0.html#V2" title="STRUCT_0:attr.2">empty</a>  <a href="pre_topc.html#NM1" title="PRE_TOPC:NM.1">TopSpace</a> st <font color="Maroon" title="c1">BL</font>, <a href="lopclset.html#K6" title="LOPCLSET:func.6">OpenClosedSetLatt</a> <font color="Olive" title="b1">T</font> <a href="filter_1.html#R1" title="FILTER_1:pred.1">are_isomorphic</a> </span><br/>

<span class="kw">reconsider </span><font color="Maroon" title="c2">T</font> =  <a href="lopclset.html#K11" title="LOPCLSET:func.11">StoneSpace</a> <font color="Maroon" title="c1">BL</font> as   non  <a href="struct_0.html#V2" title="STRUCT_0:attr.2">empty</a>  <a href="pre_topc.html#NM1" title="PRE_TOPC:NM.1">TopSpace</a> ;<br/>
<span class="kw">take </span>
<font color="Maroon" title="c2">T</font>
; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> <font color="Maroon" title="c1">BL</font>, <a href="lopclset.html#K6" title="LOPCLSET:func.6">OpenClosedSetLatt</a> <font color="Maroon" title="c2">T</font> <a href="filter_1.html#R1" title="FILTER_1:pred.1">are_isomorphic</a> </span><br/>

<a NAME="E2:45"/>
 <a href="lopclset.html#K6" title="LOPCLSET:func.6">OpenClosedSetLatt</a> <font color="Maroon" title="c2">T</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="lopclset.html#K12" title="LOPCLSET:func.12">StoneBLattice</a> <font color="Maroon" title="c1">BL</font>
 
;<br/>
<span class="kw">hence </span><a NAME="E3:45"/>
<font color="Maroon" title="c1">BL</font>, <a href="lopclset.html#K6" title="LOPCLSET:func.6">OpenClosedSetLatt</a> <font color="Maroon" title="c2">T</font> <a href="filter_1.html#R1" title="FILTER_1:pred.1">are_isomorphic</a> 
 <span class="kw">by</span> <span class="lab"><a class="ref" href="lopclset.html#T35" target="_self" onmouseover="rs('lopclset/T35')" onmouseout="rh()">Th35</a></span>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> verum</span><br/>


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