A characterization of the Clifford torus
A characterization of the Clifford torus
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DOI:
10.1090/s0002-9939-99-05088-1
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发表时间:
1999
期刊:
影响因子:
--
通讯作者:
Q. Cheng;S. Ishikawa
中科院分区:
文献类型:
--
作者:
Q. Cheng;S. Ishikawa
In this paper, we prove that an n-dimensional closed minimal hypersurface M with Ricci curvature Ric(M) ≥ n 2 of a unit sphere Sn+1(1) is isometric to a Clifford torus if n ≤ S ≤ n + 14(n+4) 9n+30 , where S is the squared norm of the second fundamental form of M .