Gerbes and twisted equivariant cohomology
发布时间：2010年12月24日
浏览次数：8978
发布者:
主讲人： Ping Xu, Penn State University and University of Luxembourg
活动时间： 从 2010-12-24 00:00 到 00:00
场地： Room 1328 at BICMR, Resource Palza, Peking University
Title: Gerbes and twisted equivariant cohomology
Speaker: Ping Xu, Penn State University and University of Luxembourg
时间: 12月24日 下午3:00-4:00
地点: Room 1328 at BICMR, Resource Palza, Peking University
Abstract: Let $G$ be a compact Lie group, $M$ a compact manifold on which $G$ acts smoothly. For any $alpha in H^3_G (M, Z)$, we introduce a notion of delocalized twisted equivariant cohomology $H_G^* (M, alpha )$. Its relation with twisted equivariant K-theory will be discussed.
