proportional cosine curve [-2pi|2pi] <br> accurate cos plot with quadratic bezier-curves. Labels in embedded "Computer Modern" font
<a href="//commons.wikimedia.org/wiki/User:Geek3" title="User:Geek3">Geek3</a>
2008-05-07
<span class="int-own-work" lang="en">Own work</span>