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A new realization of the cohomology of Springer fibers
Shrawan Kumar, Jesper Funch Thomsen
In this note we give a geometric realization of the cohomology of Springer fibers in type A. More precisely, we describe the cohomology by the coordinate ring of a scheme theoretic…
math.AG2002
A conjectural generalization of n! result to arbitrary groups
Shrawan Kumar, Jesper Funch Thomsen
We relate the n! conjecture (by Garsia and Haiman) to the geometry of principal nilpotent pairs, and state a conjecture generalizing the n! conjecture to arbitrary semisimple algeb…