    <p class="aside-title">Swift</p>
                          <pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">func</span> <span class="nf">optimize</span><span class="p">(</span><span class="nv">expression</span><span class="p">:</span> <span class="kt"><a href="../Structs/STLR.html">STLR</a></span><span class="o">.</span><span class="kt">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt"><a href="../Structs/STLR.html">STLR</a></span><