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math.AC2006
A length characterization of -spread
Neil Epstein, Adela Vraciu
The -spread of an ideal is defined as the minimal number of generators of an ideal which is minimal with respect to having the same tight closure as the original ideal. We prove…
math.AC2004★ 18 cited
A tight closure analogue of analytic spread
Neil Epstein
An analogue of the theory of integral closure and reductions is developed for a more general class of closures, called Nakayama closures. It is shown that tight closure is a Nakaya…