Gerbes and twisted orbifold quantum cohomology

作     者：PAN JianZhong~1 RUAN YongBin~(2,3) YIN XiaoQin~(1,3+) 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,USA 3 Department of Mathematics,The Hong Kong University of Science and Technology,Hong Kong,China 

作者机构：Institute of Mathematics Academy of Mathematics and Systems Science Chinese Academy of Sciences Beijing 100080 China Department of Mathematics University of Wisconsin-Madison WI 53706 Madison USA Department of Mathematics The Hong Kong University of Science and Technology Hong Kong China 

出 版 物：《Science China Mathematics》 (中国科学：数学（英文版）)

年 卷 期：2008年第51卷第6期

页      面：995-1016页

核心收录：

学科分类：07[理学] 070104[理学-应用数学] 0701[理学-数学] 

基　　金：the National Natural Science Foundation of China(Grant No.10631060) the National Science Foundation and Hong Kong Research Grant Council Earmarked 

主　　题：gerbe orbifold quantum cohomology 53D45 

摘      要：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.