On the equality of test ideals
On the equality of test ideals
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DOI:
10.1016/j.aim.2024.109559
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发表时间:
2024-04
影响因子:
1.7
通讯作者:
Ian M. Aberbach;Craig Huneke;Thomas Polstra
中科院分区:
文献类型:
--
作者:
Ian M. Aberbach;Craig Huneke;Thomas Polstra
We provide a natural criterion that implies equality of the test ideal and big test ideal in local rings of prime characteristic. Most notably, we show that the criterion is met by every local weaklyF-regular ring whose anti-canonical algebra is Noetherian on the punctured spectrum.