18 citations · 105 across the 29 of their papers we have counts for
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math.AC2005★ 1 cited
Phantom depth and stable phantom exactness
Neil M. Epstein
Phantom depth, phantom nonzerodivisors, and phantom exact sequences are analogues of the non-"phantom" notions which have been useful in tackling the (very difficult) localization…
math.AC2005
Phantom depth and flat base change
Neil M. Epstein
We prove that if $f: (R,\m) \to (S,\n)$ is a flat local homomorphism, $S/\m S$ is Cohen-Macaulay and -injective, and and share a weak test element, then a tight closure…