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math.AG2008
Comodules for some simple -forms of
N. E. Csima, R. E. Kottwitz
This paper gives a rather concrete description of the category Rep(G) for certain flat commutative affine group schemes G over a discrete valuation ring such that the general fiber…
math.AG2007★ 3 cited
Newton-Hodge Filtration for Self-Dual F-Crystals
N. E. Csima
In this paper we study F-crystals with self-dual structure over base schemes of characteristic p. We generalize Katz's Newton-Hodge Filtration Theorem to F-crystals with self-dual…