tion overloading.</p>
<p>For example, the following two functions are both defined with the name <code>add_up</code></p>
<div class="sourceCode" id="cb208"><pre class="sourceCode stan"><code class="sourceCode stan"><span id="cb208-1"><a href="function-names.html#cb208-1" aria-hidden="true" tabindex="-1"></a><span class="dt">real</span> add_up(<span class="dt">real</span> a, <span class="dt">real</span> b){</span>
<span id="cb208-2"><a href="function-names.html#cb208-2" aria-hidden="true" tabindex="-1"></a> 