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Tight Closure and Plus Closure for Cones Over Elliptic Curves
Published online by Cambridge University Press: 11 January 2016
Abstract
We characterize the tight closure of a homogeneous primary ideal in a normal homogeneous coordinate ring over an elliptic curve by a numerical condition and we show that it is in positive characteristic the same as the plus closure.
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- Research Article
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- Copyright © Editorial Board of Nagoya Mathematical Journal 2005
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