基础数学学术报告
报告人: Prof. Fei Han,National University of Singapore
报告题目:T-duality in an H-flux and exotic twisted equivariant cohomology theories
时间:2018年4月27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.
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