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Gerbes and twisted orbifold quantum cohomology |
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| Authors: | JianZhong Pan YongBin Ruan XiaoQin Yin |
| Affiliation: | (1) Institute of Mathematics, Academy of Mathematics and Systems Science, Chinese Academy of Sciences, Beijing, 100080, China;(2) Department of Mathematics, University of Wisconsin-Madison, WI 53706 Madison, USA;(3) Department of Mathematics, The Hong Kong University of Science and Technology, Hong Kong, China |
| Abstract: | In this paper,we construct an orbifold quantum cohomology twisted by a flat gerbe. Then we compute these invariants in the case of a smooth manifold and a discrete torsion on a global quotient orbifold. |
| Keywords: | gerbe orbifold quantum cohomology |
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