球面中$k$-极值子流形的刚性
Rigidity of $k$-extremal submanifolds in a sphere
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AI总结:
本文研究球面中$k(\ge 1)$-极值子流形的刚性,并在逐点和积分意义上的截面与Ricci曲率等不同条件下证明了多种夹挤定理。
AI中文摘要:
本文研究球面中$k(\ge 1)$-极值子流形的刚性,并在不同曲率条件下证明各种夹挤定理,包括逐点和积分意义上的截面与Ricci曲率。
英文摘要:
In this paper, we study the rigidity of $k(\ge 1)$-extremal submanifolds in a sphere and prove various pinching theorems under different curvature conditions, including sectional and Ricci curvatures in pointwise and integral sense.