Spacelike submanifolds of codimension two in de Sitter space

JOURNAL OF GEOMETRY AND PHYSICS

卷:60

Article

Kasedou, Masaki

关键词: de Sitter space;    Gauss map;    Space like submanifold;    Lightlike hypersurface;   

DOI  :  10.1016/j.geomphys.2009.08.005

来源: Elsevier

【 摘 要 】

We investigate the differential geometry of spacelike submanifolds of codimension two in de Sitter space and classify the singularities of lightlike hypersurfaces and lightcone Gauss maps in de Sitter 4-space. (C) 2009 Elsevier B.V. All rights reserved.

【 授权许可】

Free