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math.AC2012
Extremal Rees Algebras
Jooyoun Hong, Aron Simis, Wolmer V. Vasconcelos
We study almost complete intersections ideals whose Rees algebras are extremal in the sense that some of their fundamental metrics---depth or relation type---have maximal or minima…
math.AC2012
Variation of Hilbert Coefficients
L. Ghezzi, S. Goto, J. Hong +1
For a Noetherian local ring $(\RR, \m)$, the first two Hilbert coefficients, and , of the -adic filtration of an $\m$-primary ideal are known to code for properti…