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Ching-Li Chai

2011-05-31
12:10:00 - 13:30:00

308 , Mathematics Research Center Building (ori. New Math. Bldg.)

This is about the existence of algebraic Hecke characters. In the case the algebraic type is the reflex norm attached to a CM type for a CM field, it goes back to Shimura. One application is the existence of CM p-divisible group with a given p-adic CM type over the reflex field.