On a new gap phenomenon in riemannian geometry.
On a new gap phenomenon in riemannian geometry.
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黎曼几何中的一种新间隙现象。
DOI:
10.1073/pnas.79.2.714
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发表时间:
1982
影响因子:
11.1
通讯作者:
H. Wu
中科院分区:
文献类型:
--
作者:
R. Greene;H. Wu
This note announces some theorems that show that the flat metric of euclidean space has no nearby nonflat complete metric with the property that its curvature keeps a sign and is "uniformly small" in a sense made precise here.