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

<a NAME="E1:2_1_1"/>
 <a href="finseq_1.html#K4">dom</a> <font color="Maroon">f</font> <a href="hidden.html#NR2" target="_self">&lt;&gt;</a>  <a href="xboole_0.html#K1">{}</a> 
 
<b>by </b><i><a class="ref" href="relat_1.html#T64">RELAT_1:64</a></i>;<br/>
<b>hence </b><a NAME="E2:2_1_1"/>
not  <a href="finseq_5.html#K3">Rev</a> <font color="Maroon">f</font> is <a href="xboole_0.html#V1">empty</a>
 <b>by </b><i><a class="ref" href="finseq_5.html#T60">FINSEQ_5:60</a>, <a class="ref" href="relat_1.html#T60">RELAT_1:60</a></i>;<br/>


</div>
