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INTEGRAL FORMULAS FOR ANTI-INVARIANT SUBMANIFOLDS OF A SASAKIAN SPACE FORM
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作者 周振荣 《Acta Mathematica Scientia》 SCIE CSCD 1999年第S1期525-528,共4页
This paper obtainues the integral formulas of anti-invariant minimal submedfolds of a Sasakian space form, and then applies them to spectral geometry.
关键词 anti-invariant Sasakian space SPECTRUM
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Sasakian切触度量 (κ,μ)-空间中子流形的分类(英文) 被引量:1
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作者 吴传喜 李光汉 《数学杂志》 CSCD 北大核心 2002年第2期140-146,共7页
特征矢量场属于某 (κ ,μ) 幂零分布的切触度量流形称为切触度量 (κ ,μ)空间 ,本文中我们证明了当κ2 + μ2 ≠ 0时 ,一个非Sasakian切触度量 (κ ,μ) 空间中的任何子流形要么是不变的全测地子流形 ,要么为反不变子流形 .
关键词 切触度量(κ μ)-空间 CR-子流形 全测地 不变子流形
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Some Inequalities for Submanifolds in Cosymplectic Space Forms 被引量:1
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作者 LI Xing-xiao HUANG Guang-yue 《Chinese Quarterly Journal of Mathematics》 CSCD 北大核心 2005年第4期372-379,共8页
For submanifolds in a cosymplectic space form tangent to the structure vector field ξ, two important inequalities with Ricci curvature, scalar curvature and the squared mean curvature are obtained. These results are ... For submanifolds in a cosymplectic space form tangent to the structure vector field ξ, two important inequalities with Ricci curvature, scalar curvature and the squared mean curvature are obtained. These results are also applied to get corresponding consequences for anti-invariant submanifolds. 展开更多
关键词 cosymplectic space forms anti-invariant submanifolds
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