ements.section</a>.</p>
</section>
<section id="restrictions-on-placement" class="level3 unnumbered">
<h3 class="unnumbered anchored" data-anchor-id="restrictions-on-placement">Restrictions on placement</h3>
<p>Functions of certain types are restricted on scope of usage. Functions whose names end in <code>_lp</code> assume access to the log probability accumulator and are only available in the transformed parameters and model blocks.</p>
<p>Functions whose name end in <code>_jacobian</code> assume access to