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20012005
most citedHamiltonian symmetries and reduction in generalized geometry

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math.SG2004

A deRham model for Chen-Ruan cohomology ring of abelian orbifolds

Bohui Chen, Shengda Hu

We present a deRham model for Chen-Ruan cohomology ring of abelian orbifolds. We introduce the notion of \emph{twist factors} so that formally the stringy cohomology ring can be de…