tude</span></span>
<span><span class="fu"><a href="https://rdrr.io/r/graphics/plot.default.html" class="external-link">plot</a></span><span class="op">(</span><span class="va">beam2</span>, which<span class="op">=</span><span class="fl">5</span><span class="op">:</span><span class="fl">8</span><span class="op">)</span></span></code></pre></div>

    </div>
    <div class="section level2">
    <h2 id="references">References<a class="anchor" aria-label="anchor" href="#references"></a></h2>
    <p>The method w