djustment needs to be included for correct results.</p>
</section>
<section id="optimization-algorithms" class="level2">
<h2 class="anchored" data-anchor-id="optimization-algorithms">Optimization algorithms</h2>
<p>The <code>algorithm</code> argument specifies the optimization algorithm. This argument takes one of the following three values:</p>
<ul>
<li><p><code>lbfgs</code> A quasi-Newton optimizer. This is the default optimizer and also much faster than the other optimizers.</p></li>
<li><p><code>bfgs</c