一个无限有限呈现周期群

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OpenAI论文 / 代数与表示论 · 2026-09-23

一个无限有限呈现周期群

An infinite finitely presented periodic group

OpenAI 数学仓库收录的研究手稿。展开查看英文摘要,或标记后让我进一步解释。

具体内容

稿件研究有限呈现Burnside问题及相关代数结构。作者声称构造一个具有普通有限呈现且每个元素阶有限的无限群,从而否定有限呈现Burnside问题;还构造𝔽2上无限维有限呈现非单位零结合代数,为Jacobson根但非幂零,其单位化有限呈现、代数且无限维。摘要称这些代数否定有限呈现零代数与根代数幂零问题及Kurosh代数有限性问题的有限呈现版本。手稿为AI产生,未经独立审查或同行评议。

AI 产生的研究手稿;收录不表示已完成独立审查或同行评议。

英文原始摘要

We construct an infinite group with an ordinary finite presentation in which every element has finite order, answering the finitely presented Burnside question negatively. We also construct an infinite-dimensional finitely presented nonunital nil associative algebra over 𝔽2 that is Jacobson radical but not nilpotent. Its unitization is finitely presented, algebraic, and infinite-dimensional. These algebras answer the finitely presented nil- and radical-algebra nilpotence questions and the finite-presentation version of Kurosh's algebraic finiteness question negatively.

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