cial">&amp;</span> <span class="identifier">right</span><span class="special">)</span></code>
                </p>
                </td>
<td>
                <p>
                  Tests, if <code class="computeroutput"><span class="identifier">left</span></code>
                  and <code class="computeroutput"><span class="identifier">right</span></code> intersect.
                </p>
                </td>
</tr>
<tr>
<td>
                <p>
                  <code class="computeroutput"><span class="key