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<b>let </b><font color="Maroon">c<sub>1</sub></font> be   <a href="finseq_1.html#NM1">FinSequence</a>;<br/><b>let </b><font color="Maroon">c<sub>2</sub></font> be    <a href="hidden.html#M1">set</a> ;<br/>



<b>assume </b><a NAME="E1:33"/><i><font color="Green">E21</font></i>: 
<font color="Maroon">c<sub>1</sub></font> <a href="finseq_4.html#R2" target="_self">just_once_values</a> <font color="Maroon">c<sub>2</sub></font>
 ;<br/>

<a NAME="E2:33"/><b>then </b>
( <font color="Maroon">c<sub>1</sub></font> <a href="finseq_4.html#K1" target="_self">&lt;-</a> <font color="Maroon">c<sub>2</sub></font> <a href="hidden.html#R2">in</a>  <a href="finseq_1.html#K4">dom</a> <font color="Maroon">c<sub>1</sub></font> &amp; <font color="Maroon">c<sub>2</sub></font> <a href="hidden.html#R2">in</a>  <a href="relat_1.html#K2">rng</a> <font color="Maroon">c<sub>1</sub></font> )
 
<b>by </b><i><a class="ref" href="finseq_4.html#D3" target="_self">Def3</a>, <a class="ref" href="finseq_4.html#T7" target="_self">Th7</a></i>;<br/>
<a NAME="E3:33"/><b>then </b>
( <font color="Maroon">c<sub>1</sub></font> <a href="finseq_4.html#K1" target="_self">&lt;-</a> <font color="Maroon">c<sub>2</sub></font> <a href="hidden.html#R2">in</a>  <a href="finseq_1.html#K4">dom</a> <font color="Maroon">c<sub>1</sub></font> &amp; <font color="Maroon">c<sub>2</sub></font> <a href="finseq_4.html#K5" target="_self">..</a> <font color="Maroon">c<sub>1</sub></font> <a href="hidden.html#R2">in</a>  <a href="finseq_1.html#K4">dom</a> <font color="Maroon">c<sub>1</sub></font> &amp; <font color="Maroon">c<sub>1</sub></font> <a href="funct_1.html#K1">.</a> <span class="p1">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="finseq_4.html#K5" target="_self">..</a> <font color="Maroon">c<sub>1</sub></font></span>)</span> <a href="hidden.html#R1">=</a> <font color="Maroon">c<sub>2</sub></font> &amp; <font color="Maroon">c<sub>1</sub></font> <a href="funct_1.html#K1">.</a> <span class="p1">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="finseq_4.html#K1" target="_self">&lt;-</a> <font color="Maroon">c<sub>2</sub></font></span>)</span> <a href="hidden.html#R1">=</a> <font color="Maroon">c<sub>2</sub></font> )
 
<b>by </b><i><a class="txt" href="finseq_4.html#E1:33"><i><font color="Green">E21</font></i></a>, <a class="ref" href="finseq_4.html#D3" target="_self">Def3</a>, <a class="ref" href="finseq_4.html#T29" target="_self">Th29</a>, <a class="ref" href="finseq_4.html#T30" target="_self">Th30</a></i>;<br/>
<b>hence </b><a NAME="E4:33"/>
<font color="Maroon">c<sub>1</sub></font> <a href="finseq_4.html#K1" target="_self">&lt;-</a> <font color="Maroon">c<sub>2</sub></font> <a href="hidden.html#R1">=</a> <font color="Maroon">c<sub>2</sub></font> <a href="finseq_4.html#K5" target="_self">..</a> <font color="Maroon">c<sub>1</sub></font>
 <b>by </b><i><a class="txt" href="finseq_4.html#E1:33"><i><font color="Green">E21</font></i></a>, <a class="ref" href="finseq_4.html#D3" target="_self">Def3</a></i>;<br/>


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