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<a NAME="E1:13_1_1"/><span class="lab"><font color="Green" title="E9">A1</font></span>: 
(  <a href="numbers.html#K1" title="NUMBERS:func.1">REAL</a>  <a href="tarski.html#R1" title="TARSKI:pred.1">c=</a>  <a href="numbers.html#K2" title="NUMBERS:func.2">COMPLEX</a>  &amp; 1 <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="numbers.html#K1" title="NUMBERS:func.1">REAL</a>  )
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="numbers.html#D2" title="NUMBERS:def.2">NUMBERS:def 2</a>, <a class="ref" href="xboole_1.html#T7" title="XBOOLE_1:th.7">XBOOLE_1:7</a></span>;<br/>
<a NAME="E2:13_1_1"/><span class="lab"><font color="Green" title="E10">A2</font></span>: 
1 is   <a href="xcmplx_0.html#V1" title="XCMPLX_0:attr.1">complex</a>   <a href="ordinal1.html#NM1" title="ORDINAL1:NM.1">number</a> 
 
<span class="kw">by</span> <span class="lab"><a class="txt" href="#E1:13_1_1"><span class="lab"><font color="Green" title="E9">A1</font></span></a>, <a class="ref" href="xcmplx_0.html#D2" target="_self" title="XCMPLX_0:def.2">Def2</a></span>;<br/>
<span class="kw">thus </span><a NAME="E3:13_1_1"/>
not for <font color="Olive">b<sub>1</sub></font> being  <a href="xcmplx_0.html#V1" title="XCMPLX_0:attr.1">complex</a>   <a href="ordinal1.html#NM1" title="ORDINAL1:NM.1">number</a>  holds  <font color="Olive">b<sub>1</sub></font> is  <a href="xcmplx_0.html#NV2" title="XCMPLX_0:NV.2">zero</a> 
 <span class="kw">by</span> <span class="lab"><a class="txt" href="#E2:13_1_1"><span class="lab"><font color="Green" title="E10">A2</font></span></a></span>; <a class="txt" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="Red">::  thesis: </font></span></a><span class="hide"> verum</span><br/>


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