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arXiv:0810.5546 [math.RT]AbstractReferencesReviewsResources

The Hall algebra of a spherical object

Bernhard Keller, Dong Yang, Guodong Zhou

Published 2008-10-30, updated 2008-11-08Version 2

We determine the Hall algebra, in the sense of Toen, of the algebraic triangulated category generated by a spherical object.

Comments: references added, generalization to ground ring in section 3, 14 pages
Categories: math.RT, math.QA
Subjects: 17B37, 18E30
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