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Equation of a "potato"

• To: mathgroup at smc.vnet.net
• Subject: [mg24416] Equation of a "potato"
• From: "Kevin J. McCann" <Kevin.McCann at jhuapl.edu>
• Date: Tue, 18 Jul 2000 00:58:13 -0400 (EDT)
• Organization: Johns Hopkins University Applied Physics Lab, Laurel, MD, USA
• Sender: owner-wri-mathgroup at wolfram.com

I am doing some illustrations for class notes on vector calculus. I
would be nice to have some drawings for a "random" 3d shape, i.e.
something that is fairly rounded and regular like a potato, but not as
simple as a sphere. Any ideas for the an equation that would draw
something like this?

Kevin