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Infinite 32‐generated groups
Bulletin of the London Mathematical Society ( IF 0.8 ) Pub Date : 2020-06-10 , DOI: 10.1112/blms.12356 Casey Donoven 1 , Scott Harper 2, 3
Bulletin of the London Mathematical Society ( IF 0.8 ) Pub Date : 2020-06-10 , DOI: 10.1112/blms.12356 Casey Donoven 1 , Scott Harper 2, 3
Affiliation
Every finite simple group can be generated by two elements, and Guralnick and Kantor proved that, moreover, every nontrivial element is contained in a generating pair. Groups with this property are said to be ‐generated. Thompson's group was the first finitely presented infinite simple group to be discovered. The Higman–Thompson groups and the Brin–Thompson groups are two families of finitely presented groups that generalise . In this paper, we prove that all of the groups , and are ‐generated. As far as the authors are aware, the only previously known examples of infinite noncyclic ‐generated groups are the pathological Tarski monsters. We conclude with several open questions motivated by our results.
中文翻译:
无限的32个生成的组
每个有限简单组可以由两个元素生成,Guralnick和Kantor证明,此外,每个非平凡元素都包含在生成对中。具有此属性的组据说是生成。汤普森小组是被发现的第一个有限表示的无限简单组。希格曼-汤普森小组 和布林-汤普森小组 是两个有限表示组的族 。在本文中,我们证明了所有组, 和 是 生成。据作者所知,无限非循环的唯一先前已知的例子产生的群体是病理性的塔斯基怪物。最后,我们总结了一些受我们的研究结果启发的开放性问题。
更新日期:2020-06-10
中文翻译:
无限的32个生成的组
每个有限简单组可以由两个元素生成,Guralnick和Kantor证明,此外,每个非平凡元素都包含在生成对中。具有此属性的组据说是生成。汤普森小组是被发现的第一个有限表示的无限简单组。希格曼-汤普森小组 和布林-汤普森小组 是两个有限表示组的族 。在本文中,我们证明了所有组, 和 是 生成。据作者所知,无限非循环的唯一先前已知的例子产生的群体是病理性的塔斯基怪物。最后,我们总结了一些受我们的研究结果启发的开放性问题。