Abstract: We give a description of the Namikawa-Weyl groups of affinizations of smooth Nakajima quiver varieties based on combinatorial data of the underlying quiver, and compute some explicit examples. This extends a result of McGerty and Nevins for quiver varieties associated to Dynkin quivers.
Meetings take on Zoom at https://yale.zoom.us/j/99305994163 [1], contact the organizers (Gurbir Dhillon and Junliang Shen) for the passcode.