'st'>""</span>)

<span class='co'># create figure</span>
<span class='no'>p</span> <span class='kw'>&lt;-</span> <span class='fu'><a href='figure.html'>figure</a></span>(<span class='kw'>title</span> <span class='kw'>=</span> <span class='st'>"Periodic Table"</span>, <span class='kw'>tools</span> <span class='kw'>=</span> <span class='st'>""</span>,
  <span class='kw'>ylim</span> <span class='kw'>=</span> <span class='fu'><a href='https://rdrr.io/r/base/character.html'>as.character</a></span>(<span class='f