number-generating functions are restricted to the generated
quantities block; such functions are suffixed with <code>_rng</code>.
Log-probability modifying functions to blocks where the log
probability accumulator is in scope (transformed parameters and
model); such functions are suffixed with <code>_lp</code>.</p>
<p>Density functions defined in the program may be used in sampling
statements.</p>
</div>
<div id="automatic-variable-definitions" class="section level3">
<h3 class="unnumbered" number="">Automa