eals kappa)</code><br>
The log of the von mises density of y given location mu and scale
kappa dropping constant additive terms.</p>
<!-- R; von_mises_rng; (reals mu, reals kappa); -->
<p></p>
<p><code>R</code> <strong><code>von_mises_rng</code></strong><code>(reals mu, reals kappa)</code><br>
Generate a Von Mises variate with location mu and scale kappa (i.e.
returns values in the interval <span class="math inline">\([(\mu \mod 2\pi)-\pi,(\mu \mod 2\pi)+\pi]\)</span>); may only be used in transformed data 