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English

Noun
en-noun

1. geometry A solid discovered by C. J. Roberts of Baldock, England. It is constructed by slicing a 90-degree bicone through a plane containing both apexes, rotating one half by 90 degrees, and reconnecting them. The sphericon has a single continuous face, and two edges.

See also
w:Sphericon|Wikipedia on the sphericon
Mathworld article on the sphericon

ru:sphericon

• 2007-08-17 20:47 - AutoFormat - -(''Geometry'') +{{geometry}}

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