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<b>let </b><font color="Maroon">i</font> be   <a href="nat_1.html#NM1">Nat</a>;<br/>

<a NAME="E1:40"/>
0 <a href="hidden.html#R1">=</a> <font color="Maroon">i</font> <a href="xcmplx_0.html#K3">*</a> 0
 
;<br/>
<b>hence </b><a NAME="E2:40"/>
<font color="Maroon">i</font> <a href="nat_1.html#R1" target="_self">divides</a> 0
 <b>by </b><i/>;<br/>

<a NAME="E3:40"/>
<font color="Maroon">i</font> <a href="hidden.html#R1">=</a> <font color="Maroon">i</font> <a href="xcmplx_0.html#K3">*</a> 1
 
;<br/>
<b>hence </b><a NAME="E4:40"/>
1 <a href="nat_1.html#R1" target="_self">divides</a> <font color="Maroon">i</font>
 <b>by </b><i/>;<br/>


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