SPECTRAL SEQUENCES OF COHOMOLOGIES OF SINGULARITIES OF C MAPPINGS

Citation:

Xiao Erjian.SPECTRAL SEQUENCES OF COHOMOLOGIES OF SINGULARITIES OF C MAPPINGS[J].Chinese Annals of Mathematics B,1997,18(2):153~166
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Authors:

Xiao Erjian;

Foundation:

Project supported by the National Natural Science Foundation of China
Abstract: Two spectral sequences are defined respectively for cohomologies $H^p(\Omega^{\cdot}_{f,k-{\cdot},0})$ and \linebreak $H^p(\Lambda^{\cdot}_{f,k-{\cdot},0})$ of singularities of $C^{\infty}$ mappings. They are finitely dimensional new invariances under right equivalences and contact transformations respectively. Formulae to be computed by linear algebra are proved.

Keywords:

Spectral sequence, Cohomology, Singularity,$C^{\infty}$ mapping

Classification:

57R45, 32S05
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