<?xml version="1.0"?>
<div class="add">

<b>let </b><font color="Maroon">f</font> be    <a href="finseq_1.html#M2">FinSequence</a> of  <a href="margrel1.html#K6">BOOLEAN</a> ;<br/>

<b>thus </b><a NAME="E1:21_1_1"/>
 <a href="relset_1.html#K5">rng</a> <font color="Maroon">f</font> <a href="tarski.html#R1">c=</a>  <a href="margrel1.html#K6">BOOLEAN</a> 
 ; <i><font color="Red">:: according to </font></i><a class="ref" href="valuat_1.html#D2">VALUAT_1:def 2</a><br/>


</div>
