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math.AC2020
Syzygies of Determinantal Thickenings
Hang Huang
Let be the ring of polynomial functions on the space of matrices, and consider the action of the group $\mathbf{GL} = \mathbf{GL}_m \times \m…
math.AC2017
Equations Of Kalman Varieties
Hang Huang
The Kalman variety of a linear subspace is a vector space consisting of all endomorphisms that have an eigenvector in that subspace. We resolve a conjecture of Ottaviani and Sturmf…