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<a NAME="E1:25_1_1"/>
<span class="p1"><a href="closure2.html#K4" title="CLOSURE2:func.4">|:</a><span class="default"><font color="Maroon" title="c3">S</font></span><a href="closure2.html#K4" title="CLOSURE2:func.4">:|</a></span> <a href="pboole.html#R6" title="PBOOLE:pred.6">=</a>  <a href="pboole.html#K1" title="PBOOLE:func.1">[0]</a> <font color="Maroon" title="c1">I</font>
 
<b>by </b><i><a class="ref" href="closure2.html#D4" target="_self" title="CLOSURE2:def.4">Def4</a></i>;<br/>
<b>hence </b><a NAME="E2:25_1_1"/>
<span class="p1"><a href="closure2.html#K4" title="CLOSURE2:func.4">|:</a><span class="default"><font color="Maroon" title="c3">S</font></span><a href="closure2.html#K4" title="CLOSURE2:func.4">:|</a></span> is <a href="relat_1.html#V3" title="RELAT_1:attr.3">empty-yielding</a>
 ;<br/>


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