'op'>)</span></span>
<span class='r-in'><span class='op'>)</span></span>
<span class='r-in'><span class='co'># Check https://ggplot2.tidyverse.org/reference/geom_point.html</span></span>
<span class='r-in'><span class='co'># for how to use both stroke and color</span></span>
<span class='r-in'><span class='va'>p3</span> <span class='op'>&lt;-</span> <span class='fu'>polar_init</span><span class='op'>(</span><span class='va'>data1</span>, x <span class='op'>=</span> <span class='va'>x</span>, <span class='fu