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math.AG2007★ 2 cited
On deep Frobenius descent and flat bundles
Holger Brenner, Almar Kaid
Let R be an integral domain of finite type over Z and let f:X --> Spec R be a smooth projective morphism of relative dimension d >= 1. We investigate, for a vector bundle E on the…
math.AG2007
Equivariant Riemann-Roch theorems for curves over perfect fields
Helena B. Fischbacher-Weitz, Bernhard Köck
We prove an equivariant Riemann-Roch formula for divisors on algebraic curves over perfect fields. By reduction to the known case of curves over algebraically closed fields, we fir…