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<span class="kw">consider </span><font color="Maroon" title="c1">L</font> being   <a href="lattices.html#V3" title="LATTICES:attr.3">strict</a>  <a href="lattices.html#NM8" title="LATTICES:NM.8">B_Lattice</a>;<br/>
<a NAME="E2:88_1_1"/>
<font color="Maroon" title="c1">L</font> is   <a href="filter_0.html#NM2" title="FILTER_0:NM.2">I_Lattice</a>
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="filter_0.html#T40" title="FILTER_0:th.40">FILTER_0:40</a></span>;<br/>
<span class="kw">hence </span><a NAME="E3:88_1_1"/>
 ex <font color="Olive">b<sub>1</sub></font> being  <a href="lattices.html#NM1" title="LATTICES:NM.1">Lattice</a> st <br/>( <font color="Olive">b<sub>1</sub></font> is  <a href="lattice2.html#V1" title="LATTICE2:attr.1">Heyting</a>  &amp; <font color="Olive">b<sub>1</sub></font> is  <a href="lattices.html#V3" title="LATTICES:attr.3">strict</a>  )
 ; <a class="txt" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="Red">::  thesis: </font></span></a><span class="hide"> verum</span><br/>


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