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Normality of Marsden-Weinstein reductions for representations of quivers

✍ Scribed by William Crawley-Boevey


Publisher
Springer
Year
2003
Tongue
English
Weight
196 KB
Volume
325
Category
Article
ISSN
0025-5831

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Decomposition Classes for Representation
✍ Klaus Bongartz; Dirk Dudek πŸ“‚ Article πŸ“… 2001 πŸ› Elsevier Science 🌐 English βš– 163 KB

For the variety of representations of a tame quiver, we describe a finite stratification into smooth subvarieties that are invariant under the group of base changes and that admit smooth rational geometric quotients. A stratum consists of all representations that differ only in the parameters of the