A New Cohomology Theory of Orbifold |
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| Authors: | Weimin Chen Yongbin Ruan |
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| Affiliation: | (1) Department of Mathematics, University of Wisconsin-Madison, Madison, WI 53706, USA;(2) Mathematics Department, Tulane University, New Orleans, LA 70118, USA |
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| Abstract: | Based on the orbifold string theory model in physics, we construct a new cohomology ring for any almost complex orbifold. The key theorem is the associativity of this new ring. Some examples are computed.Both authors partially supported by the National Science Foundation |
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