Physical Math Seminar: Sheaves, singular support, and Stokes constants

Speaker: Campbell Wheeler (IHSE)

Time: 2026-02-06 14:00-16:00
Location: 1410, SIMIS
Zoom Meeting ID: 865 8105 1635 Passcode: SIMIS

Abstract:

I will describe an approach to resurgence using sheaves and microlocal analysis. This can be used to compute Stokes constants and prove they can be expressed as the 3d-index introduced by Dimofte-Giaotto-Gukov. This is based on work with Andersen-Fantini-Kontsevich.