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<b>let </b><font color="Maroon">i</font> be    <a href="subset_1.html#M1">Element</a> of  <a href="numbers.html#K5">NAT</a> ;<br/><b>let </b><font color="Maroon">R1</font> be    <a href="finseq_2.html#M2">Element</a> of <font color="Maroon">i</font> <a href="finseq_2.html#K4">-tuples_on</a> <a href="numbers.html#K2">COMPLEX</a> ;<br/><b>let </b><font color="Maroon">R2</font> be    <a href="finseq_2.html#M2">Element</a> of <font color="Maroon">i</font> <a href="finseq_2.html#K4">-tuples_on</a> <a href="numbers.html#K2">COMPLEX</a> ;<br/>





<b>thus </b><font color="Maroon">R1</font> <a href="complsp2.html#K2" target="_self">-</a> <font color="Maroon">R2</font> = 
<a href="binop_2.html#K28">diffcomplex</a>  <a href="finseqop.html#K1">.:</a> <font color="Maroon">R1</font>,<font color="Maroon">R2</font>
<b>by </b><i><a class="ref" href="complsp1.html#D8">COMPLSP1:def 8</a></i>
<br/>.= 
<a href="binop_2.html#K27">addcomplex</a>  <a href="finseqop.html#K1">.:</a> <font color="Maroon">R1</font>,<span class="p1">(<span class="default"><a href="binop_2.html#K25">compcomplex</a>  <a href="finseqop.html#K5">*</a> <font color="Maroon">R2</font></span>)</span>
<b>by </b><i><a class="ref" href="complsp1.html#D3">COMPLSP1:def 3</a>, <a class="ref" href="finseqop.html#T89">FINSEQOP:89</a></i>
<br/>.= 
<a href="binop_2.html#K27">addcomplex</a>  <a href="finseqop.html#K1">.:</a> <font color="Maroon">R1</font>,<span class="p1">(<span class="default"><a href="complsp1.html#K5">-</a> <font color="Maroon">R2</font></span>)</span>
<b>by </b><i><a class="ref" href="complsp1.html#D9">COMPLSP1:def 9</a></i>
<br/>.= 
<font color="Maroon">R1</font> <a href="complsp1.html#K3">+</a> <span class="p1">(<span class="default"><a href="complsp1.html#K5">-</a> <font color="Maroon">R2</font></span>)</span>
<b>by </b><i><a class="ref" href="complsp1.html#D7">COMPLSP1:def 7</a></i>
;<br/>


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