<?xml version='1.0' ?>
<fabmetheus>
	<circle id='circle' equation.='=euclid.getCylindrical(azimuth, 10 * math.sin(3 * math.radians(azimuth)) + radius)' radius='40'/>
	<extrude target='=document.getElementByID(circle)'/>
	<!--
	<circle id='circle' equation.x='x*2+math.abs(y)' radius='9'/>
	-->
</fabmetheus>
