摘要
A hypersurface x:M→ Sn + 1 without umbilic point is called a Moebius k- order pre- isoparametric hypersurface if its Moebius form φ vanishes and k distinct eigenvalues of the Blaschke tensor A are constant. In this paper we classify all Moebius 2 - order pre - isoparametric hypersurfaces in S4.
A hypersurface x: M→Sn+1 withou: umbilic point is called a Moebius k - order pre- isoparametric hypersurface if its Moebius form vanishes and k distnct eigenvalues of the Blaschke tensor A are constant. In this paper we classify all Moebius 2 - order pre - isoparametric hypersurfaces in S4.
出处
《南平师专学报》
2005年第2期7-15,47,共10页
Journal of Nanping Teachers College
关键词
超曲面
特征值
参数
微分几何
pre - isoparemetric hypersurface Moebius form Blaschke tensor
