Equivariant deformations of manifolds and real representations

被引:3
|
作者
Ferrario, DL [1 ]
机构
[1] Politecn Milan, Dipartimento Matemat, I-20133 Milan, Italy
关键词
D O I
10.2140/pjm.2000.196.353
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
In the paper we give a partial answer to the following question: Let G be finite group acting smoothly on a compact ( smooth) manifold M, such that for each isotropy subgroup H of G the submanifold M-H fixed by H can be deformed without fixed points; is it true that then M can be deformed without fixed points G-equivariantly? The answer is no, in general. It is yes, for any G-manifold, if and only if G is the direct product of a 2-group and an odd-order group.
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页码:353 / 368
页数:16
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