cial">+</span> <span class="identifier">n</span><span class="special">)</span></code>
                  </p>
                </td>
<td>
                  <p>
                    pre: a is a <span class="bold"><strong>Readable Iterator</strong></span>
                  </p>
                </td>
</tr>
<tr>
<td>
                  <p>
                    <code class="computeroutput"><span class="identifier">a</span><span class="special">\[</span><span class="identifier">n</span><span class="special">\]</span>
