t up underneath as follows.</p>
<pre><code>y[n] ~ normal(alpha + beta * x + gamma * y,
              pow(tau,-0.5));</code></pre>
</div>
<div id="optional-spaces-after-commas" class="section level3 unnumbered">
<h3>Optional Spaces after Commas</h3>
<p>Optionally use spaces after commas in function arguments for clarity.
For example, <code>normal(alpha * x[n] + beta,sigma)</code> can also be
written as <code>normal(alpha~*~x[n]~+~beta,~sigma)</code>.</p>
</div>
<div id="unix-newlines" class="section level3 u