A Borel-style presentation is constructed for the torus-equivariant cohomology ring of the Δ-Springer fiber using orbit harmonics.
Defining ideals of the closures of the conjugacy classes and representations of the Weyl groups.Tohoku Mathematical Journal, 34(4):575–585
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Torus Equivariant Cohomology for the $\Delta$-Springer Fiber
A Borel-style presentation is constructed for the torus-equivariant cohomology ring of the Δ-Springer fiber using orbit harmonics.