SuperFormula2D MoI script (2D version)
Based upon equations by Johan Gielis http://www.amjbot.org/content/90/3/333.short
"A GENERIC GEOMETRIC TRANSFORMATION THAT UNIFIES A WIDE RANGE OF NATURAL AND ABSTRACT SHAPES"
Supershapes by Paul Borke http://paulbourke.net/geometry/supershape/
December 5, 2011
There are several programs on the net, even a version for the iphone.
Now to tackle the 3D version...





For fractional arms, increase phi multiplier. (For example, .125 * 8 = 1)

There seems to be some asymmetry in a few arms under some settings.