ror corresponds to the representation operation and not to
        the numeric value itself (i.e. numeric values do not have any error themselves)
      </p>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
            If the roundoff is 0, the representation is <span class="bold"><strong>exact</strong></span>,
            and <code class="computeroutput"><span class="identifier">V</span></code> is exactly representable
            in the type <code c