r" href="#ref-usage"></a></h2>
    <div class="sourceCode"><pre class="sourceCode r"><code><span><span class="fu">warpAroundZero</span><span class="op">(</span><span class="va">x</span>, lens <span class="op">=</span> <span class="fl">5</span>, baseline <span class="op">=</span> <span class="fl">0</span>, xCeiling <span class="op">=</span> <span class="cn">NULL</span>, <span class="va">...</span><span class="op">)</span></span></code></pre></div>
    </div>

    <div class="section level2">
    <h2 id="argu