Superellipse
A curve of the form
where
. ``The'' superellipse is sometimes taken as the curve of the above form with 
. Superellipses with
are also known as Lamé Curves. The above curves are for 
, 
, and 
, 3.0,and 3.5.
A degenerate superellipse is a superellipse with 
. The above curves are for , , and 
, 1.0, 1.5,and 2.0.
References
Gardner, M. ``Piet Hein's Superellipse.'' Ch. 18 in Mathematical Carnival: A New Round-Up of Tantalizers and Puzzles from Scientific American. New York: Vintage, 1977.
- Superabundant Number
- Super Catalan Number
- Superegg
- Superellipse
- Superfactorial
- Supergraph
- Supernormal
- Superperfect Number
- Superposition Principle
- Super-Poulet Number
- Superregular Graph
- Superscript
- Superset
- Supplementary Angle
- Support
- Support Function
- Supremum
- Supremum Limit
- Surd
- Surface
- Surface Area
- Surface Integral
- Surface of Revolution
- Surface of Section
- Surface Parameterization