Question 1050742
<pre><b>
{{{Re(z)}}}{{{""=""}}}{{{Re(x+yi)}}}{{{""=""}}}{{{x}}}

{{{(z+"z'")/2}}}{{{""=""}}}{{{((x+yi)+(x-yi))/2}}}{{{""=""}}}{{{(x+yi+x-yi)/2}}}{{{""=""}}}{{{(2x)/2}}}{{{""=""}}}{{{x}}}

Edwin</b></pre>