r-in"><span>  <span class="fu"><a href="heplot.html">heplot</a></span><span class="op">(</span><span class="va">Oslo.can</span><span class="op">)</span></span></span>
<span class="r-in"><span>  <span class="kw">if</span><span class="op">(</span><span class="fu"><a href="https://rdrr.io/r/base/ns-load.html" class="external-link">requireNamespace</a></span><span class="op">(</span><span class="st">"rgl"</span><span class="op">)</span><span class="op">)</span><span class="op">{</span></span></span>
<span class