Article · Wikipedia archive · Last revised Jun 13, 2026

Nodoid

In differential geometry, a nodoid is a surface of revolution with constant nonzero mean curvature obtained by rolling a hyperbola along a fixed line, tracing the focus, and revolving the resulting nodary curve around the line.

Last revised
Jun 13, 2026
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Half of a nodoid surface. source ↗

In differential geometry, a nodoid is a surface of revolution with constant nonzero mean curvature obtained by rolling a hyperbola along a fixed line, tracing the focus, and revolving the resulting nodary curve around the line.1

References

References

  1. Oprea, John (2007), Differential Geometry and its Applications, Classroom Resource Materials Series (2nd ed.), Washington, DC: Mathematical Association of America, pp. 147–148, ISBN 978-0-88385-748-9, MR 2327126.
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