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On nilpotent Chernikov p-groups with elementary tops [PDF]

open access: yesArchiv der Mathematik, 2014
The description of nilpotent Chernikov $p$-groups with elementary tops is reduced to the study of tuples of skew-symmetric bilinear forms over the residue field $\mathbb{F}_p$. If $p\ne2$ and the bottom of the group only consists of $2$ quasi-cyclic summands, a complete classification is given. We use the technique of quivers with relations.
Drozd, Yuriy, Plakosh, Andriana
openaire   +3 more sources

Locally finite groups containing a $2$-element with Chernikov centralizer [PDF]

open access: yesMonatshefte für Mathematik, 2014
Suppose that a locally finite group $G$ has a $2$-element $g$ with Chernikov centralizer. It is proved that if the involution in $\langle g\rangle$ has nilpotent centralizer, then $G$ has a soluble subgroup of finite index.
Evgeny Khukhro   +2 more
core   +6 more sources

Locally finite groups with all subgroups either subnormal or nilpotent-by-Chernikov

open access: yesOpen Mathematics, 2012
Abstract Let G be a locally finite group satisfying the condition given in the title and suppose that G is not nilpotent-by-Chernikov. It is shown that G has a section S that is not nilpotent-by-Chernikov, where S is either a p-group or a semi-direct product of the additive group A of a locally finite field F by a subgroup K of the ...
Cutolo Giovanni, Smith Howard
doaj   +9 more sources

On Periodic Shunkov’s Groups with Almost Layer-finite Normalizers of Finite Subgroups

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2021
Layer-finite groups first appeared in the work by S.~N.~Chernikov (1945). Almost layer-finite groups are extensions of layer-finite groups by finite groups.
V.I. Senashov
doaj   +1 more source

New classes of infinite groups [PDF]

open access: yesIranian Journal of Numerical Analysis and Optimization, 2008
In this article, we consider some new classes of groups, namely, Mp-groups, T0-groups,Ø-groups,Ø0-groups, groups with finitely embedded involution, which were appeared at the end of twenties century.
V.I. Senashov, V.P. Shunkov
doaj   +1 more source

Weak Engel Conditions on Linear Groups [PDF]

open access: yesAdvances in Group Theory and Applications, 2019
We study several weak Engel conditions on linear groups, starting from the “almost Engel” condition of Khukhro and Shumyatsky. There the groups were Engel modulo certain finite subsets.
B.A.F. Wehrfritz
doaj   +1 more source

On Periodic Groups of Shunkov with the Chernikov Centralizers of Involutions

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2020
Layer-finite groups first appeared in the work by S.~N.~Chernikov (1945). Almost layer-finite groups are extensions of layer-finite groups by finite groups.
V.I. Senashov
doaj   +1 more source

On a bottom layer in a group

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2020
We consider the problem of recognizing a group by its bottom layer. This problem is solved in the class of layer-finite groups. A group is layer-finite if it has a finite number of elements of every order. This concept was first introduced by S.
V.I. Senashov, I.A. Paraschuk
doaj   +1 more source

Properties of groups with points [PDF]

open access: yesIranian Journal of Numerical Analysis and Optimization, 2009
In this paper, we consider groups with points which were introduced by V.P. Shunkov in 1990. In Novikov-Adian's group, Adian's periodic products of finite groups without involutions and Olshansky's periodic monsters every non-unit element is a point ...
V.I. Senashov, E.N. Takovleva
doaj   +1 more source

Locally finite p-groups with all subgroups either subnormal or nilpotent-by-Chernikov [PDF]

open access: yesInternational Journal of Group Theory, 2012
We pursue further our investigation, begun in [H.~Smith, Groups with all subgroups subnormal or nilpotent-by-{C}hernikov, emph{Rend. Sem. Mat. Univ. Padova} 126 (2011), 245--253] and continued in [G.~Cutolo and H.~Smith, Locally finite groups with all ...
H. Smith, G. Cutolo
doaj  

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