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NTAG Seminar: The Emerton-Gee stack for generalised reductive groups

The moduli stack of etale (\varphi,\Gamma)-modules has been constructed by Emerton-Gee for the group GL_n. In this talk, I will present a construction of the Emerton-Gee stack for general groups and show it is a formal algebraic stack locally of finite presentation over Z_p. In the meantime, I will show how to use Laurent F-crystals on the absolute prismatic site to give another interpretation of the Emerton-Gee stack.


Event details

Location:

Harrison Building 106