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无商性质的阿贝尔包络

An abelian envelope without the quotient property

Johannes Flake, Jonathan Gruber, Thorsten Heidersdorf

arXiv 2609.17467首次发表:更新:

AI 中文总结

本文证明单一对象生成的泛刚性幺半范畴存在阿贝尔包络,从而否定了每个阿贝尔包络都有商性质的猜想,方法基于幺半Ringel对偶与连续式。

AI 中文摘要

我们证明,由单一对象生成的泛刚性幺半范畴具有阿贝尔包络。由于Coulembier-Etingof-Ostrik-Pauwels(2023)已证明该范畴不能具有满足商性质的阿贝尔包络,这一结果否定了[此 http URL.]中的猜想,该猜想声称每个阿贝尔包络都具有商性质。幺半Ringel对偶(Flake-Gruber arXiv:2512.19558)给出了一个候选包络,作为下有限最高权范畴。我们证明其为阿贝尔包络的论证依赖于Coulembier-Etingof(2024)的连续式来证明所需的泛性质。人工智能被用于发现这些结果。

英文摘要

We show that the universal rigid monoidal category on one object has an abelian envelope. Since it was proven by Coulembier-Etingof-Ostrik-Pauwels (2023) that this category cannot have an abelian envelope with the quotient property, this disproves the conjecture in [op.cit.] saying that every abelian envelope has the quotient property. Monoidal Ringel duality (Flake-Gruber arxiv:2512.19558) yields a candidate envelope as a lower finite highest weight category. Our proof that this is an abelian envelope relies on Coulembier-Etingof's (2024) continuants to show the required universal property. AI was used to find these results.

论文原文

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