n>, <span class='kw'>x_zero</span> <span class='kw'>=</span> <span class='fl'>TRUE</span>, <span class='kw'>x_zero_line</span> <span class='kw'>=</span> <span class='fl'>FALSE</span>,
  <span class='kw'>x_trans</span> <span class='kw'>=</span> <span class='st'>"identity"</span>, <span class='kw'>x_labels</span> <span class='kw'>=</span> <span class='fu'>waiver</span>(), <span class='kw'>x_pretty_n</span> <span class='kw'>=</span> <span class='fl'>6</span>,
  <span class='kw'>x_expand</span> <span class='kw'