Hostname: page-component-78c5997874-lj6df Total loading time: 0 Render date: 2024-11-09T13:51:56.881Z Has data issue: false hasContentIssue false
  • English
  • Français

Principal radii of curvature at a point on an ellipsoid

Published online by Cambridge University Press:  31 October 2008

Neil M'Arthur
Rights & Permissions [Opens in a new window]

Extract

Core share and HTML view are not available for this content. However, as you have access to this content, a full PDF is available via the ‘Save PDF’ action button.

The values of the principal radii of curvature ρ1; ρ2 at a point on an ellipsoid are α2/p, β2/p where α2, β2 are the squares of the semi-axes of the central section parallel to the tangent plane at the point, and p is the distance from the centre to the tangent plane.

Type
Research Article
Information
Edinburgh Mathematical Notes , Volume 24 , January 1929 , pp. xvi - xvii
Copyright
Copyright © Edinburgh Mathematical Society 1929

References

1 “On the matrix square and cube roots of unity.” Journal of the London Math. Soc., 24 (1927) November.Google Scholar