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<b>let </b><font color="Maroon">G</font> be   <a href="group_1.html#NM1">Group</a>;<br/><b>let </b><font color="Maroon">a</font> be   <a href="struct_0.html#NM1">Element</a> of <font color="Maroon">G</font>;<br/>



<b>set </b><font color="Maroon">A</font> = <font color="Maroon">a</font> <a href="group_3.html#K5" target="_self">|^</a> <span class="p1">(<span class="default"><a href="group_2.html#K7">carr</a> <span class="p2">(<span class="default"><a href="group_2.html#K6">(Omega).</a> <font color="Maroon">G</font></span>)</span></span>)</span>;<br/>
<b>set </b><font color="Maroon">B</font> = <span class="p1">{<span class="default"> <font color="Olive">b</font> where <font color="Olive">b</font> is   <a href="struct_0.html#NM1">Element</a> of <font color="Maroon">G</font> : <font color="Maroon">a</font>,<font color="Olive">b</font> <a href="group_3.html#R2" target="_self">are_conjugated</a>  </span>}</span> ;<br/>
<b>thus </b><a NAME="E1:80"/>
<font color="Maroon">a</font> <a href="group_3.html#K5" target="_self">|^</a> <span class="p1">(<span class="default"><a href="group_2.html#K7">carr</a> <span class="p2">(<span class="default"><a href="group_2.html#K6">(Omega).</a> <font color="Maroon">G</font></span>)</span></span>)</span> <a href="tarski.html#R1">c=</a> <span class="p1">{<span class="default"> <font color="Olive">b</font> where <font color="Olive">b</font> is   <a href="struct_0.html#NM1">Element</a> of <font color="Maroon">G</font> : <font color="Maroon">a</font>,<font color="Olive">b</font> <a href="group_3.html#R2" target="_self">are_conjugated</a>  </span>}</span> 
  <i><font color="Red">:: according to </font></i><a class="ref" href="xboole_0.html#D10">XBOOLE_0:def 10</a><div><a class="txt" onclick="hs2(this)" href="javascript:()" title="80_1"><b>proof </b></a><div class="add">

<b>let </b><font color="Maroon">x</font> be    <a href="hidden.html#M1">set</a> ; <i><font color="Red">:: according to </font></i><a class="ref" href="tarski.html#D3">TARSKI:def 3</a><br/>

<b>assume </b><a NAME="E1:80_1"/><i><font color="Green">E38</font></i>: 
<font color="Maroon">x</font> <a href="hidden.html#R2">in</a> <font color="Maroon">a</font> <a href="group_3.html#K5" target="_self">|^</a> <span class="p1">(<span class="default"><a href="group_2.html#K7">carr</a> <span class="p2">(<span class="default"><a href="group_2.html#K6">(Omega).</a> <font color="Maroon">G</font></span>)</span></span>)</span>
 ;<br/>

<a NAME="E2:80_1"/><b>then </b><i><font color="Green">E39</font></i>: 
 ex <font color="Olive">g</font> being  <a href="struct_0.html#NM1">Element</a> of <font color="Maroon">G</font> st <br/>( <font color="Maroon">x</font> <a href="hidden.html#R1">=</a> <font color="Maroon">a</font> <a href="group_3.html#K2" target="_self">|^</a> <font color="Olive">g</font> &amp; <font color="Olive">g</font> <a href="hidden.html#R2">in</a>  <a href="group_2.html#K7">carr</a> <span class="p1">(<span class="default"><a href="group_2.html#K6">(Omega).</a> <font color="Maroon">G</font></span>)</span> )
 
<b>by </b><i/>;<br/>
<b>reconsider </b><font color="Maroon">b</font> = <font color="Maroon">x</font> as   <a href="struct_0.html#NM1">Element</a> of <font color="Maroon">G</font> <b>by </b><i><a class="ref" href="group_3.html#T21" target="_self">Th21</a></i>;<br/>
<a NAME="E4:80_1"/>
<font color="Maroon">b</font>,<font color="Maroon">a</font> <a href="group_3.html#R2" target="_self">are_conjugated</a> 
 
<b>by </b><i><a class="ref" href="group_3.html#T22" target="_self">Th22</a>, </i>;<br/>
<b>hence </b><a NAME="E5:80_1"/>
<font color="Maroon">x</font> <a href="hidden.html#R2">in</a> <span class="p1">{<span class="default"> <font color="Olive">b</font> where <font color="Olive">b</font> is   <a href="struct_0.html#NM1">Element</a> of <font color="Maroon">G</font> : <font color="Maroon">a</font>,<font color="Olive">b</font> <a href="group_3.html#R2" target="_self">are_conjugated</a>  </span>}</span> 
 ;<br/>


</div><b>end;</b></div>

<b>let </b><font color="Maroon">x</font> be    <a href="hidden.html#M1">set</a> ; <i><font color="Red">:: according to </font></i><a class="ref" href="tarski.html#D3">TARSKI:def 3</a><br/>

<b>assume </b><a NAME="E2:80"/>
<font color="Maroon">x</font> <a href="hidden.html#R2">in</a> <span class="p1">{<span class="default"> <font color="Olive">b</font> where <font color="Olive">b</font> is   <a href="struct_0.html#NM1">Element</a> of <font color="Maroon">G</font> : <font color="Maroon">a</font>,<font color="Olive">b</font> <a href="group_3.html#R2" target="_self">are_conjugated</a>  </span>}</span> 
 ;<br/>

<b>then consider </b><font color="Maroon">b</font> being   <a href="struct_0.html#NM1">Element</a> of <font color="Maroon">G</font><b> such that </b><br/><a NAME="E4:80"/><i><font color="Green">E40</font></i>: 
( <font color="Maroon">x</font> <a href="hidden.html#R1">=</a> <font color="Maroon">b</font> &amp; <font color="Maroon">a</font>,<font color="Maroon">b</font> <a href="group_3.html#R2" target="_self">are_conjugated</a>  )
 ;<br/>
<a NAME="E5:80"/>
<font color="Maroon">b</font>,<font color="Maroon">a</font> <a href="group_3.html#R2" target="_self">are_conjugated</a> 
 
<b>by </b><i><a class="ref" href="group_3.html#T21" target="_self">Th21</a></i>;<br/>
<b>then consider </b><font color="Maroon">g</font> being   <a href="struct_0.html#NM1">Element</a> of <font color="Maroon">G</font><b> such that </b><br/><a NAME="E7:80"/><i><font color="Green">E49</font></i>: 
<font color="Maroon">b</font> <a href="hidden.html#R1">=</a> <font color="Maroon">a</font> <a href="group_3.html#K2" target="_self">|^</a> <font color="Maroon">g</font>
 <b>by </b><i/>;<br/>
<b>thus </b><a NAME="E8:80"/>
<font color="Maroon">x</font> <a href="hidden.html#R2">in</a> <font color="Maroon">a</font> <a href="group_3.html#K5" target="_self">|^</a> <span class="p1">(<span class="default"><a href="group_2.html#K7">carr</a> <span class="p2">(<span class="default"><a href="group_2.html#K6">(Omega).</a> <font color="Maroon">G</font></span>)</span></span>)</span>
 <b>by </b><i><a class="ref" href="group_3.html#T21" target="_self">Th21</a>, <a class="ref" href="group_3.html#T22" target="_self">Th22</a>, </i>;<br/>


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