nk">plot</a></span><span class="op">(</span><span class="va">dem</span><span class="op">)</span></span></span>
<span class="r-plt img"><img src="sim_dem-1.png" alt="" width="700" height="433"></span>
<span class="r-in"><span><span class="va">dem</span> <span class="op">&lt;-</span> <span class="fu">sim_dem</span><span class="op">(</span>L <span class="op">=</span> <span class="fl">32</span>, smoothness <span class="op">=</span> <span class="fl">0.2</span>, H <span class="op">=</span> <span class="fl">20</sp