This paper computes jet closure and jet support closure invariants for monomial, homogeneous and simple curve singularities, and introduces a filtration and jet index measuring when jets recover the ideal.
Ishii, Jet schemes, arc spaces and the Nash problem
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On jet closures of singularities
This paper computes jet closure and jet support closure invariants for monomial, homogeneous and simple curve singularities, and introduces a filtration and jet index measuring when jets recover the ideal.