Higher signatures on Witt spaces

来源 :Operator Algebra and Harmonic Analysis(三亚国际论坛算子代数和谐波分析) | 被引量 : 0次 | 上传用户：yindanna

【摘要】

：

　　The signature is a fundamental homotopy invariant for topological manifolds.However,for spaces with singularities,this usual notion of signature ceases to e

【作者】

：

Zhizhang Xie

【机构】

：

TexasA&MUniversity,USA

【出处】

：

Operator Algebra and Harmonic Analysis(三亚国际论坛算子代数和谐波分析)

【发表日期】

：

2015年5期

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　　The signature is a fundamental homotopy invariant for topological manifolds.However,for spaces with singularities,this usual notion of signature ceases to exist,since,in general,spaces with singularities fail the usual Poincar duality.

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Higher signatures on Witt spaces

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