How to rescue solid closure
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Holger Brenner
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Article
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2003
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Elsevier Science
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English
β 243 KB
We define a closure operation for ideals in a commutative ring which has all the good properties of solid closure (at least in the case of equal characteristic) but such that also every ideal in a regular ring is closed. This gives, in particular, a kind of tight closure theory in characteristic zer