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math.AG2026
-Equivariant Hilbert Schemes and Quadratic Forms
Samuel Jay Bachhuber, Amin Gholampour
For a finite abelian group acting linearly on the plane let be the associated quotient stack. We analyze a fine moduli space which parameterizes zero dimensional…
math.AG2026
Virtual cycles of 3-term complexes and the Hilbert schemes of surfaces
Emilio Dominguez, Amin Gholampour
Given a 3-term perfect complex E over a quasi-projective variety X and a nonnegative integer r, we define two virtual cycles and their refinements supported over the r-th degenerac…