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<b>take </b>
<font color="Maroon" title="c1">S</font>
; <i><font color="Red">:: according to </font></i><a class="ref" href="substut1.html#D26" target="_self" title="SUBSTUT1:def.26">SUBSTUT1:def 26</a><br/>

<b>thus </b><a NAME="E1:58_1_1"/>
 <a href="substut1.html#K20" title="SUBSTUT1:func.20">Sub_not</a> <font color="Maroon" title="c1">S</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="substut1.html#K20" title="SUBSTUT1:func.20">Sub_not</a> <font color="Maroon" title="c1">S</font>
 ;<br/>


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