Quasi-positive curvature on homogeneous bundles

被引：0

作者：

Tapp, K ^{[1
]}

机构：

[1] Williams Coll, Dept Math, Williamstown, MA 01267 USA

来源：

JOURNAL OF DIFFERENTIAL GEOMETRY | 2003年 / 65卷 / 02期

关键词：

D O I：

暂无

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

We provide new examples of manifolds which admit a Riemannian metric with sectional curvature nonnegative, and strictly positive at one point. Our examples include the unit tangent bundles of CPn, HPn and OP2 (the Cayley plane), and a family of lens space bundles over CPn.

引用

页码：273 / 287

页数：15

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