"dt">real</span> mu, <span class="dt">real</span> sigma);</span></code><button title="Copy to Clipboard" class="code-copy-button"><i class="bi"></i></button></pre></div>
<p>declares a function named <code>foo</code> with two argument variables of types <code>real</code> and <code>real</code>. The arguments are named <code>mu</code> and <code>sigma</code>, but that is not part of the declaration.</p>
<section id="function-overloading" class="level3">
<h3 class="anchored" data-anchor-id="function-overloading"