Frobenius modules over multivariate Robba rings

28 Aug 2020  ·  Kedlaya Kiran S. ·

We describe a class of multivariate series rings generalizing the usual Robba ring over a p-adic field, and give a basic development of phi-modules over such rings. This makes it possible to give a unified survey of a number of recent developments in p-adic Hodge theory...

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Number Theory