Random unipotent Sylow subgroups of groups of Lie type of bounded rank

Saveliy V. Skresanov

公開日: 2025/1/27

Abstract

In 2001 Liebeck and Pyber showed that a finite simple group of Lie type is a product of $ 25 $ carefully chosen unipotent Sylow subgroups. Later, in a series of works it was shown that $ 4 $ unipotent Sylow subgroups suffice. We prove that if the rank of a finite simple group of Lie type $ G $ is bounded, then $ G $ is a product of $ 11 $ random unipotent Sylow subgroups with probability tending to $ 1 $ as $ |G| $ tends to infinity. An application of the result to finite linear groups is given. The proofs do not depend on the classification of finite simple groups.

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