de Sitter空间的2-调和类空子流形

2-Harmonic Space-like Submanifolds in de Sitter Space

研究de Sitter空间的2-调和类空子流形,得到一个较为理想的积分不等式,从而改进相关作者的结论.

We discuss 2-harmonic apace-like submanifolds M in a de Sitter space Sp^n＋p （c）（c〉0） and give an integral ine quality, it has parallel mean curvature vector.