학술저널
LIGHTLIKE HYPERSURFACES WITH TOTALLY UMBILICAL SCREEN DISTRIBUTIONS
- 충청수학회
- Journal of the Chungcheong Mathematical Society
- Volume 22, No. 3
-
2009.09409 - 416 (8 pages)
- 0
In this paper, we study the geometry of lightlike hyper-surfaces of a semi-Riemannian manifold. We prove a classi¯cation theorem for lightlike hypersurfaces M with totally umbilical screen distributions of a semi-Riemannian space form.
1. Introduction
2. Totally umbilical screen distributions
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