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Indexed by:期刊论文

Date of Publication:2001-04-15

Journal:COMPTES RENDUS DE L ACADEMIE DES SCIENCES SERIE I-MATHEMATIQUE

Included Journals:Scopus、SCIE

Volume:332

Issue:8

Page Number:729-734

ISSN No.:0764-4442

Key Words:space-like submanifold; scalar curvature; sectional curvature; flat normal bundle

Abstract:Let M-n be a space-like submanifold in a de Sitter space M-p(n+p) (c) with constant scalar curvature. This Note gives intrinsic conditions for M-n to be totally umbilical. (C) 2001 Academie des sciences/Editions scientifiques et medicales Elsevier/SAS.