Geometric description of the connecting homomorphism for Witt groups
Algebraic Geometry
2010-04-09 v3 K-Theory and Homology
Abstract
We give a geometric setup in which the connecting homomorphism in the localization long exact sequence for Witt groups decomposes as the pull-back to the exceptional fiber of a suitable blow-up followed by a push-forward.
Keywords
Cite
@article{arxiv.0807.3283,
title = {Geometric description of the connecting homomorphism for Witt groups},
author = {Paul Balmer and Baptiste Calmès},
journal= {arXiv preprint arXiv:0807.3283},
year = {2010}
}
Comments
19 pages, minor details added, reference to published paper added