Nonnegatively curved hypersurfaces with free boundary on a sphere
Nonnegatively curved hypersurfaces with free boundary on a sphere
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DOI:
10.1007/s00526-019-1532-1
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发表时间:
2017-07
影响因子:
2.1
通讯作者:
M. Ghomi;Changwei Xiong
中科院分区:
文献类型:
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作者:
M. Ghomi;Changwei Xiong
We prove that in Euclidean spaceany compact immersed nonnegatively curved hypersurfaceMwith free boundary on the sphereis an embedded convex topological disk. In particular, when themth mean curvature ofMis constant, for any,Mis a spherical cap or an equatorial disk.