A note on Bridgeland's Hall algebra of two-periodic complexes

2012/07/04 by Yanagida, Shintarou
#FOS: Mathematics #Quantum Algebra (math.QA) #Representation Theory (math.RT)

paper · doi:10.48550/arxiv.1207.0905

Abstract

We show that the Hall algebra of two-periodic complexes, which is recently introduced by T.Bridgeland, coincides with the Drinfeld double of the ordinary Hall bialgebra.

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