smaller
        than 1, which means that there are real numbers unrepresented between consecutive
        floating values (i.e. there are gaps).
      </p>
<p>
        <span class="inlinemediaobject"><img src="../images/space.png" alt="space"></span>
      </p>
<p>
        The interval of <span class="underline">abstract values</span> <code class="computeroutput"><span class="special">[</span><span class="identifier">abt</span><span class="special">(</span><span class="identifier">l</span><span class="speci