on</a>.
</div>




<section id="stan-for-bugs.appendix" class="level1">
<h1>Transitioning from BUGS</h1>
<p>From the outside, Stan and BUGS<a href="#fn1" class="footnote-ref" id="fnref1" role="doc-noteref"><sup>1</sup></a> are similar—they use statistically-themed modeling languages (which are similar but with some differences; see below), they can be called from R, running some specified number of chains to some specified length, producing posterior simulations that can be assessed using standard converg