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<b>let </b><font color="Maroon" title="c1">n</font>, <font color="Maroon" title="c2">ni</font>, <font color="Maroon" title="c3">q</font> be  non <a href="xboole_0.html#V1" title="XBOOLE_0:attr.1">empty</a>  <a href="subset_1.html#M2" title="SUBSET_1:mode.2">Element</a> of  <a href="numbers.html#K5" title="NUMBERS:func.5">NAT</a> ;<br/>

<b>assume </b><a NAME="E1:72"/><i><font color="Green" title="E62">A1</font></i>: 
( <font color="Maroon" title="c2">ni</font> <a href="xxreal_0.html#NR3" title="XXREAL_0:NR.3">&lt;</a> <font color="Maroon" title="c1">n</font> &amp; <font color="Maroon" title="c2">ni</font> <a href="nat_d.html#R1" title="NAT_D:pred.1">divides</a> <font color="Maroon" title="c1">n</font> )
 ;<br/>

<b>let </b><font color="Maroon" title="c4">qc</font> be   <a href="struct_0.html#NM1" title="STRUCT_0:NM.1">Element</a> of <a href="complfld.html#K1" title="COMPLFLD:func.1">F_Complex</a> ;<br/>

<b>assume </b><a NAME="E2:72"/><i><font color="Green" title="E63">A2</font></i>: 
<font color="Maroon" title="c4">qc</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Maroon" title="c3">q</font>
 ;<br/>

<b>let </b><font color="Maroon" title="c5">j</font> be   <a href="int_1.html#NM1" title="INT_1:NM.1">Integer</a>;<br/>

<b>assume </b><a NAME="E3:72"/><i><font color="Green" title="E64">A3</font></i>: 
<font color="Maroon" title="c5">j</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="polynom4.html#K2" title="POLYNOM4:func.2">eval</a> <span class="p1">(<span class="default"><a href="uniroots.html#K6" title="UNIROOTS:func.6">cyclotomic_poly</a> <font color="Maroon" title="c1">n</font></span>)</span>,<font color="Maroon" title="c4">qc</font>
 ;<br/>

<b>consider </b><font color="Maroon" title="c6">k</font>, <font color="Maroon" title="c7">l</font> being   <a href="int_1.html#NM1" title="INT_1:NM.1">Integer</a>;<br/>
<b>consider </b><font color="Maroon" title="c8">y1</font> being   <a href="struct_0.html#NM1" title="STRUCT_0:NM.1">Element</a> of <a href="complfld.html#K1" title="COMPLFLD:func.1">F_Complex</a> <b> such that </b><br/><a NAME="E6:72"/><i><font color="Green" title="E65">A4</font></i>: 
( <font color="Maroon" title="c8">y1</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Maroon" title="c3">q</font> &amp;  <a href="polynom4.html#K2" title="POLYNOM4:func.2">eval</a> <span class="p1">(<span class="default"><a href="uniroots.html#K4" title="UNIROOTS:func.4">unital_poly</a> <a href="complfld.html#K1" title="COMPLFLD:func.1">F_Complex</a> ,<font color="Maroon" title="c1">n</font></span>)</span>,<font color="Maroon" title="c8">y1</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <span class="p1">(<span class="default"><font color="Maroon" title="c3">q</font> <a href="uniroots.html#K5" title="UNIROOTS:func.5">|^</a> <font color="Maroon" title="c1">n</font></span>)</span> <a href="xcmplx_0.html#K6" title="XCMPLX_0:func.6">-</a> 1 )
 <b>by </b><i><a class="ref" href="uniroots.html#T48" target="_self" title="UNIROOTS:th.48">Th48</a></i>;<br/>
<b>consider </b><font color="Maroon" title="c9">y2</font> being   <a href="struct_0.html#NM1" title="STRUCT_0:NM.1">Element</a> of <a href="complfld.html#K1" title="COMPLFLD:func.1">F_Complex</a> <b> such that </b><br/><a NAME="E8:72"/><i><font color="Green" title="E66">A5</font></i>: 
( <font color="Maroon" title="c9">y2</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Maroon" title="c3">q</font> &amp;  <a href="polynom4.html#K2" title="POLYNOM4:func.2">eval</a> <span class="p1">(<span class="default"><a href="uniroots.html#K4" title="UNIROOTS:func.4">unital_poly</a> <a href="complfld.html#K1" title="COMPLFLD:func.1">F_Complex</a> ,<font color="Maroon" title="c2">ni</font></span>)</span>,<font color="Maroon" title="c9">y2</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <span class="p1">(<span class="default"><font color="Maroon" title="c3">q</font> <a href="uniroots.html#K5" title="UNIROOTS:func.5">|^</a> <font color="Maroon" title="c2">ni</font></span>)</span> <a href="xcmplx_0.html#K6" title="XCMPLX_0:func.6">-</a> 1 )
 <b>by </b><i><a class="ref" href="uniroots.html#T48" target="_self" title="UNIROOTS:th.48">Th48</a></i>;<br/>
<b>thus </b><a NAME="E9:72"/>
<font color="Maroon" title="c5">j</font> <a href="int_1.html#R2" title="INT_1:pred.2">divides</a> <span class="p1">(<span class="default"><span class="p2">(<span class="default"><font color="Maroon" title="c3">q</font> <a href="uniroots.html#K5" title="UNIROOTS:func.5">|^</a> <font color="Maroon" title="c1">n</font></span>)</span> <a href="xcmplx_0.html#K6" title="XCMPLX_0:func.6">-</a> 1</span>)</span> <a href="int_1.html#K5" title="INT_1:func.5">div</a> <span class="p1">(<span class="default"><span class="p2">(<span class="default"><font color="Maroon" title="c3">q</font> <a href="uniroots.html#K5" title="UNIROOTS:func.5">|^</a> <font color="Maroon" title="c2">ni</font></span>)</span> <a href="xcmplx_0.html#K6" title="XCMPLX_0:func.6">-</a> 1</span>)</span>
 <b>by </b><i><a class="txt" href="uniroots.html#E1:72"><i><font color="Green" title="E62">A1</font></i></a>, <a class="txt" href="uniroots.html#E2:72"><i><font color="Green" title="E63">A2</font></i></a>, <a class="txt" href="uniroots.html#E3:72"><i><font color="Green" title="E64">A3</font></i></a>, <a class="txt" href="uniroots.html#E6:72"><i><font color="Green" title="E65">A4</font></i></a>, <a class="txt" href="uniroots.html#E8:72"><i><font color="Green" title="E66">A5</font></i></a>, <a class="ref" href="uniroots.html#T61" target="_self" title="UNIROOTS:th.61">Th61</a></i>;<br/>


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