An umbilic point, also called simply an umbilic, is a point on a surface at which the curvature is the same in any direction.

# Umbilic Point

## See also

Curvature## Explore with Wolfram|Alpha

## Cite this as:

Weisstein, Eric W. "Umbilic Point." From
*MathWorld*--A Wolfram Web Resource. https://mathworld.wolfram.com/UmbilicPoint.html