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<b>take </b>
 <a href="xboole_0.html#K1">{}</a> 
;<br/>

<b>thus </b><a NAME="E1:14_1_1"/>
(  <a href="xboole_0.html#K1">{}</a>  is   <a href="struct_0.html#NM2">Subset</a> of <font color="Maroon">c<sub>1</sub></font> &amp;  <a href="xboole_0.html#K1">{}</a>  is    <a href="bhsp_5.html#M2" target="_self">OrthonormalFamily</a> of <font color="Maroon">c<sub>1</sub></font> &amp;  <a href="xboole_0.html#K1">{}</a>  is <a href="finset_1.html#V1">finite</a> )
 <b>by </b><i><a class="ref" href="bhsp_5.html#T3" target="_self">Th3</a></i>;<br/>


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