On rational homotopy of four-manifolds

被引：0
|
作者：
Terzic, S [1 ]
机构：
[1] Univ Montenegro, Fac Sci, Podgorica 81000, Serbia Monteneg
来源：
PROCEEDINGS OF THE WORKSHOP ON CONTEMPORARY GEOMETRY AND RELATED TOPICS | 2004年
关键词：
four-manifold; rational homotopy groups;
D O I：
暂无
中图分类号：
O1 [数学];
学科分类号：
0701 ; 070101 ;
摘要：
We give explicit formulas for the ranks of the third and fourth homotopy groups of all oriented closed simply connected four-manifolds in terms of their second Betti numbers. We also show that the rational homotopy type of these manifolds is classified by their rank and signature.
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页码：375 / 388
页数：14
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