de Si tte r空间中的紧致类空子流形
On Compact Spacelike Submanifolds in de Sitter Space
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摘要: 研究了de Sitter空间中一般的紧致类空子流形,获得了这种紧致类空子流形是全测地子流形的一个充分条件,改进了de Sitter空间中全测地子流形的外围空间。
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关键词:
- deSitter空间 /
- 紧致 /
- 全测地
Abstract: In this paper ,the compact spacelike submanifold in the de Sitter space has been researched .A necessary condition of the compact spacelike submanifold in the de Sitter space has been given .This con‐clusion can generalize and improve the ambient space of totally geodesic in the de Sitter space .-
Key words:
- de Sitter space,compact,totally geodesic /
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