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math.RT2012★ 3 cited
A geometric Schur functor
Carl Mautner
We give geometric descriptions of the category C_k(n,d) of rational polynomial representations of GL_n over a field k of degree d for d less than or equal to n, the Schur functor a…
math.RT2012★ 2 cited
Sheaves on nilpotent cones, Fourier transform, and a geometric Ringel duality
Pramod N. Achar, Carl Mautner
Given the nilpotent cone of a complex reductive Lie algebra, we consider its equivariant constructible derived category of sheaves with coefficients in an arbitrary field. This cat…