摘要:
对欧氏空间中的完备自收缩子M,我们证明:如果第二基本形式A满足

,且平均曲率向量满足

,那么M等距于下列广义柱面之一
:
,

。
Abstract:
For a complete self-shrinker M in the Eulidean space R
n+p, we prove that if the second fundamental form A satisfies

and the mean curvature H satifies

, then M is one of the generalized cylinders

,

.