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math.AC2026
Existence of a Nonsmoothable Local Gorenstein Algebra with Smoothable Q(0)
Ruoyu Wu
We prove that there exists a local Artinian Gorenstein algebra \(A\) which is not smoothable, although the first symmetric quotient \(Q_A(0)\) in the symmetric decomposition of the…
math.AG2026
A One-Variable Frame Construction For Irrational Components of Hilbert Schemes of Points
Ruoyu Wu
Farkas, Pandharipande, and Sammartano constructed non-rational irreducible components of Hilbert schemes of points in affine space for all . Their constru…