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<b>take </b>
 <a href="euclid.html#K16">0.REAL</a> <font color="Maroon">c<sub>1</sub></font>
; <i><font color="Red">:: according to </font></i><a class="ref" href="realset2.html#D7">REALSET2:def 7</a><br/>

<b>take </b>
 <a href="jordan2c.html#K5">1.REAL</a> <font color="Maroon">c<sub>1</sub></font>
;<br/>

<b>thus </b><a NAME="E1:25_1_1"/>
 <a href="euclid.html#K16">0.REAL</a> <font color="Maroon">c<sub>1</sub></font> <a href="hidden.html#NR2" target="_self">&lt;&gt;</a>  <a href="jordan2c.html#K5">1.REAL</a> <font color="Maroon">c<sub>1</sub></font>
 <b>by </b><i><a class="ref" href="revrot_1.html#T19" target="_self">Th19</a></i>;<br/>


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