Abstract
It is shown that the punctual quotient schemeQ rl parametrizing all zero-dimensional quotients\(\mathcal{O}_{A^2 }^{ \oplus ^r } \to T\) of lengthl and supported at some fixed point O∈A 2 in the plane is irreducible.
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Ellingsrud, G., Lehn, M. Irreducibility of the punctual quotient scheme of a surface. Ark. Mat. 37, 245–254 (1999). https://doi.org/10.1007/BF02412213
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DOI: https://doi.org/10.1007/BF02412213