数学科学学院

基础数学学术报告

来源:数学科学学院 发布时间:2018-04-18   603

报告人: Prof. Fei HanNational University of Singapore

报告题目:T-duality in an H-flux and exotic twisted equivariant cohomology theories

时间:2018427日上午8:30-9:30

地点:浙江大学玉泉校区逸夫工商管理楼200-9

 

摘要:T-duality is an equivalence of two physical theories (quantum field theories or string theories) with different spacetime geometries. It originates from string theories, finds applications in condensed matter physics and has profound connections with topology/geometry. In this talk, I will first briefly introduce the elegant mathematical formulation of T-duality in an H-flux by Bouwknegt-Evslin-Mathai. Then I will describe our joint work with Mathai about developing exotic twisted equivariantcohomology theories in order to capture the exchange of winding and momentum, a fundamental feature of T-duality. 

 

 

联系人:李方教授fangli@zju.edu.cn

 

 

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