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Mathematical Sciences • An. Acad. Bras. Ciênc. 77 (1) • Mar 2005 • https://doi.org/10.1590/S0001-37652005000100002 linkcopy

Open-access On the patterns of principal curvature lines around a curve of umbilic points

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Abstract

In this paper is studied the behavior of principal curvature lines near a curve of umbilic points of a smooth surface.

Umbilic point; principal curvature lines; principal cycles

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