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Showing 2002 · math.ACShow all
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math.AC2002
Multi-symbolic Rees algebras and strong F-regularity
Anurag K. Singh
Let I be a divisorial ideal of a strongly F-regular ring R. Watanabe asked if the symbolic Rees algebra R_s(I) is Cohen-Macaulay whenever it is Noetherian. We develop the notion of…
math.AC2002
Cyclic covers of rings with rational singularities
Anurag K. Singh
We examine some recent work of Phillip Griffith on étale covers and fibered products from the point of view of tight closure theory. While it is known that cyclic covers of Gorenst…