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<b>let </b><font color="Maroon">c<sub>10</sub></font>, <font color="Maroon">c<sub>11</sub></font> be    <a href="finseq_2.html#M2">Element</a> of <font color="Maroon">c<sub>8</sub></font> <a href="finseq_2.html#K3">*</a> ;<br/>

<b>given </b><font color="Maroon">c<sub>12</sub></font> being   <a href="binop_1.html#NM2">BinOp</a> of <font color="Maroon">c<sub>8</sub></font> <a href="finseq_2.html#K3">*</a> <b> such that </b><a NAME="E1:53_1_2"/><i><font color="Green">E35</font></i>: 
( ( for <font color="Olive">b<sub>1</sub></font>, <font color="Olive">b<sub>2</sub></font> being   <a href="finseq_2.html#M2">Element</a> of <font color="Maroon">c<sub>8</sub></font> <a href="finseq_2.html#K3">*</a>  holds <font color="Maroon">c<sub>12</sub></font> <a href="binop_1.html#K2">.</a> <font color="Olive">b<sub>1</sub></font>,<font color="Olive">b<sub>2</sub></font> <a href="hidden.html#R1">=</a> <font color="Olive">b<sub>1</sub></font> <a href="lang1.html#K1">^</a> <font color="Olive">b<sub>2</sub></font> ) &amp; <font color="Maroon">c<sub>10</sub></font> <a href="hidden.html#R1">=</a> <font color="Maroon">c<sub>12</sub></font> <a href="finsop_1.html#K2">"**"</a> <font color="Maroon">c<sub>9</sub></font> )
 ;<br/>

<b>given </b><font color="Maroon">c<sub>13</sub></font> being   <a href="binop_1.html#NM2">BinOp</a> of <font color="Maroon">c<sub>8</sub></font> <a href="finseq_2.html#K3">*</a> <b> such that </b><a NAME="E2:53_1_2"/><i><font color="Green">E36</font></i>: 
( ( for <font color="Olive">b<sub>1</sub></font>, <font color="Olive">b<sub>2</sub></font> being   <a href="finseq_2.html#M2">Element</a> of <font color="Maroon">c<sub>8</sub></font> <a href="finseq_2.html#K3">*</a>  holds <font color="Maroon">c<sub>13</sub></font> <a href="binop_1.html#K2">.</a> <font color="Olive">b<sub>1</sub></font>,<font color="Olive">b<sub>2</sub></font> <a href="hidden.html#R1">=</a> <font color="Olive">b<sub>1</sub></font> <a href="lang1.html#K1">^</a> <font color="Olive">b<sub>2</sub></font> ) &amp; <font color="Maroon">c<sub>11</sub></font> <a href="hidden.html#R1">=</a> <font color="Maroon">c<sub>13</sub></font> <a href="finsop_1.html#K2">"**"</a> <font color="Maroon">c<sub>9</sub></font> )
 ;<br/>

<div><a class="txt" onclick="hs2(this)" href="javascript:()" title="53_1_2_1"><b>now </b></a><div class="add"><b>let </b><font color="Maroon">c<sub>14</sub></font>, <font color="Maroon">c<sub>15</sub></font> be    <a href="finseq_2.html#M2">Element</a> of <font color="Maroon">c<sub>8</sub></font> <a href="finseq_2.html#K3">*</a> ;<br/><b>thus </b><font color="Maroon">c<sub>12</sub></font> <a href="binop_1.html#K2">.</a> <font color="Maroon">c<sub>14</sub></font>,<font color="Maroon">c<sub>15</sub></font> = 
<font color="Maroon">c<sub>14</sub></font> <a href="lang1.html#K1">^</a> <font color="Maroon">c<sub>15</sub></font>
<b>by </b><i><a class="txt" href="dtconstr.html#E1:53_1_2"><i><font color="Green">E35</font></i></a></i>
<br/>.= 
<font color="Maroon">c<sub>13</sub></font> <a href="binop_1.html#K2">.</a> <font color="Maroon">c<sub>14</sub></font>,<font color="Maroon">c<sub>15</sub></font>
<b>by </b><i><a class="txt" href="dtconstr.html#E2:53_1_2"><i><font color="Green">E36</font></i></a></i>
;<br/></div><b>end;</b></div>
<b>hence </b><a NAME="E4:53_1_2"/>
<font color="Maroon">c<sub>10</sub></font> <a href="hidden.html#R1">=</a> <font color="Maroon">c<sub>11</sub></font>
 <b>by </b><i><a class="txt" href="dtconstr.html#E1:53_1_2"><i><font color="Green">E35</font></i></a>, <a class="txt" href="dtconstr.html#E2:53_1_2"><i><font color="Green">E36</font></i></a>, <a class="ref" href="binop_1.html#T2">BINOP_1:2</a></i>;<br/>


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