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<b>let </b><font color="Maroon">n</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">S</font> be   <a href="genealg1.html#NM1">Gene-Set</a>;<br/><b>let </b><font color="Maroon">p1</font> be    <a href="genealg1.html#M1" target="_self">Individual</a> of <font color="Maroon">S</font>;<br/><b>let </b><font color="Maroon">p2</font> be    <a href="genealg1.html#M1" target="_self">Individual</a> of <font color="Maroon">S</font>;<br/>







<b>reconsider </b><font color="Maroon">q1</font> =  <a href="genealg1.html#K7" target="_self">crossover</a> <font color="Maroon">p1</font>,<font color="Maroon">p2</font>,<font color="Maroon">n</font> as    <a href="genealg1.html#M1" target="_self">Individual</a> of <font color="Maroon">S</font> ;<br/>
<b>reconsider </b><font color="Maroon">q2</font> =  <a href="genealg1.html#K7" target="_self">crossover</a> <font color="Maroon">p2</font>,<font color="Maroon">p1</font>,<font color="Maroon">n</font> as    <a href="genealg1.html#M1" target="_self">Individual</a> of <font color="Maroon">S</font> ;<br/>
 <a href="genealg1.html#K8" target="_self">crossover</a> <font color="Maroon">p1</font>,<font color="Maroon">p2</font>,<font color="Maroon">n</font>,0 = 
 <a href="genealg1.html#K7" target="_self">crossover</a> <font color="Maroon">q1</font>,<font color="Maroon">q2</font>,0

<br/>.= 
<font color="Maroon">q2</font>
<b>by </b><i/>
;<br/>
<b>hence </b><a NAME="E4:20"/>
 <a href="genealg1.html#K8" target="_self">crossover</a> <font color="Maroon">p1</font>,<font color="Maroon">p2</font>,<font color="Maroon">n</font>,0 <a href="hidden.html#R1">=</a>  <a href="genealg1.html#K7" target="_self">crossover</a> <font color="Maroon">p2</font>,<font color="Maroon">p1</font>,<font color="Maroon">n</font>
 ;<br/>


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