Isoparametric hypersurfaces with less than four principal curvatures in a sphere
Volume 105 / 2006
Colloquium Mathematicum 105 (2006), 143-148
MSC: Primary 53C35, 53C20; Secondary 53C22.
DOI: 10.4064/cm105-1-13
Abstract
We characterize Clifford hypersurfaces and Cartan minimal hypersurfaces in a sphere by some properties of extrinsic shapes of their geodesics.
