Superellipse
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A superellipse, also known as a Lamé curve after Gabriel Lamé, is a closed curve resembling the ellipse, retaining the geometric features of semi-major axis and semi-minor axis, and symmetry about the
National Centre for the Performing Arts
The central fountain of Sergels Torg is outlined by a superellipse with n = 2.5 and a/b = 6/5.
Estadio Azteca in Mexico
Superegg
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In geometry, a superegg is a solid of revolution obtained by rotating an elongated superellipse with exponent greater than 2 around its longest axis. It is a special case of superellipsoid.
Superellipse
…on to use the superellipse in other artifacts, such as beds, dishes, tables, etc. By rotating a superellipse around the longest axis, he created the superegg, a solid egg-like shape that could stand upright on a flat surface, and was marketed as a novelty toy. In 1968, when negotiators in Paris for the Vietnam…
Brass superegg by Piet Hein.