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math.AC2005★ 1 cited
When does the F-signature exist?
Ian M. Aberbach, Florian Enescu
We show that the F-signature of an F-finite local ring R of characteristic p >0 exists when R is either the localization of an -graded ring at its irrelevant ideal or $…
math.AC2005
Homology multipliers and the relation type of parameter ideals
Ian M. Aberbach, Laura Ghezzi, Huy Tai Ha
We study the relation type question, raised by C. Huneke, which asks whether for a complete equidimensional local ring R there exists a uniform bound for the relation type of param…