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arXiv 2609.00820math.AC

带滤子带的Krasner完备化

Krasner Completions of Filtered Bands

  • Kyushu Institute of Technology(九州工业大学)

机构由 AI 辅助整理,请以论文原文为准。

Toshiro Hiranouchi

AI总结:

本文研究带滤子带的Krasner完备化,给出其商带重构判据,恢复赋值域相关定理,得到赋值环类似定理并比较其与adic完备化的关系。

AI中文摘要:

我们引入配备有单位群子群的递减滤子的带的Krasner完备化,并给出从其商带重构的判据。我们恢复赋值域的Krasner-Linzi逆极限定理,还得到Krasner-Linzi定理的赋值环类似物,并比较单位带的Krasner完备化与adic完备化。

英文摘要:

We introduce the Krasner completion of a band equipped with a decreasing filtration by subgroups of its unit group and give a criterion for reconstruction from its quotient bands. We recover the Krasner--Linzi inverse-limit theorem for valued fields. We also obtain a valuation ring analogue of the Krasner--Linzi theorem and compare Krasner completions of unit bands with adic completion.

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