base <span class="ot">&lt;-</span> <span class="fu">ggplot</span>() <span class="sc">+</span> </span>
<span id="cb31-2"><a href="#cb31-2" aria-hidden="true" tabindex="-1"></a>  <span class="fu">theme_void</span>() <span class="sc">+</span></span>
<span id="cb31-3"><a href="#cb31-3" aria-hidden="true" tabindex="-1"></a>  <span class="fu">coord_equal</span>(<span class="at">xlim =</span> <span class="fu">c</span>(<span class="sc">-</span><span class="dv">3</span>, <span class="dv">1</span>), <span class="at">