tion level3">
<h3><span class="header-section-number">20.1.3</span> Stan functions</h3>
<!-- R; von_mises_lpdf; (reals y | reals mu, reals kappa); -->
<p></p>
<p><code>R</code> <strong><code>von_mises_lpdf</code></strong><code>(reals y | reals mu, reals kappa)</code><br>
The log of the von mises density of y given location mu and scale
kappa.</p>
<!-- R; von_mises_lupdf; (reals y | reals mu, reals kappa); -->
<p></p>
<p><code>R</code> <strong><code>von_mises_lupdf</code></strong><code>(reals y | reals mu, r