Paul Balmer and Stefan Gille: Koszul complexes and symmetric forms over the punctured affine space

balmer@math.ethz.ch, gilles@math.uni-muenster.de

Submission: 2003, Oct 31

We calculate the graded Witt ring of the punctured affine space over a regular scheme $X$ of finite Krull dimension.

2000 Mathematics Subject Classification: 11E81 18E30

Keywords and Phrases: Witt groups, punctured affine space

Full text: dvi.gz 72 k, dvi 184 k, ps.gz 1006 k, pdf.gz 309 k, pdf 351 k.


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