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Quasinormal Fitting classes of finite groups

open access: yesЖурнал Белорусского государственного университета: Математика, информатика, 2019
Let P be the set of all primes, Zn a cyclic group of order n and X wr Zn the regular wreath product of the group X with Zn. A Fitting class F is said to be X-quasinormal (or quasinormal in a class of groups X ) if F ⊆ X, p is a prime, groups G ∈ F and G ...
Anna V. Martsinkevich
doaj   +3 more sources

Interdisciplinary approach in audiology – an experience of pediatric amplification [PDF]

open access: yesНаука и инновации в медицине, 2021
Objectives to develop an algorithm for the interaction between an audiologist and speech-language therapist in initial amplification for hearing impaired children. Material and methods.
Gaziz Sh. Tufatulin   +2 more
doaj   +1 more source

Corrigendum to: “Characterizations of Fitting p-Groups whose Proper Subgroups are Solvable” [PDF]

open access: yesAdvances in Group Theory and Applications, 2017
The paper entitled "Characterizations of Fitting p-Groups whose Proper Subgroups are Solvable" (Adv. Group Theory Appl. 3 (2017), 31-53) contains a serious error. The proof of Lemma 2.8 relating to p=3 is false.
A.O. Asar
doaj   +1 more source

Corrigendum II to: “Characterization of Fitting p-groups whose proper subgroups are solvable” [PDF]

open access: yesAdvances in Group Theory and Applications, 2018
Unfortunately “Corrigendum to Characterizations of Fitting p-groups whose proper subgroups are solvable” contains an error in the conclusion part of Lemma 2.1 (c).
A.O. Asar
doaj   +1 more source

Characterizations of Fitting p-Groups whose Proper Subgroups are Solvable [PDF]

open access: yesAdvances in Group Theory and Applications, 2017
This work continues the study of infinitely generated groups whose proper subgroups are solvable and in whose homomorphic images normal closures of finitely generated subgroups are residually nilpotent. In [4], it has been shown that such a group, if not
A.O. Asar
doaj   +1 more source

Multi-b-values-fitting readout-segmentation of long variable echo-trains diffusion-weighted imaging (RESOLVE DWI) in evaluation of disease activity and curative effect of axial spondyloarthritis (axSpA)

open access: yesFrontiers in Immunology, 2023
BackgroundDisease activity is relevant to the treatment and prognosis of axSpA, and methods to quantitatively assess disease activity and efficacy of axSpA are still being explored.ObjectiveThe purpose of this study was to find an optimal quantitative ...
Xianyuan Chen   +10 more
doaj   +1 more source

Losing out to improve group fitness

open access: yeseLife, 2021
A mathematical model provides clues as to why members of a group divide tasks between them even when specialisation reduces the performance of individuals.
Kramer, Jos, Kümmerli, Rolf
openaire   +3 more sources

A History of Group Theory through the Lives of Group Theorists: Hans Fitting - Part 2 [PDF]

open access: yesAdvances in Group Theory and Applications, 2019
We continue here our attempt of a systematic historical account of Group Theory inspected by means of the lives and the works of its main actors. The aim is to bring the interested reader through original correspondences, published and unpublished ...
Mattia Brescia   +2 more
doaj   +1 more source

A History of Group Theory through the Lives of Group Theorists: Hans Fitting - Part 1 [PDF]

open access: yesAdvances in Group Theory and Applications, 2017
We are glad to introduce an attempt of a systematic historical account of Group Theory inspected by means of the lives and the works of its main actors. Our aim is to bring the interested reader through original correspondances, published and unpublished
Mattia Brescia   +2 more
doaj   +1 more source

Ωζ-foliated Fitting Classes [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Математика. Механика. Информатика, 2020
All groups under consideration are assumed to be finite. For a nonempty subclass of Ω of the class of all simple groups I and the partition ζ = {ζi | i ∈ I}, where ζi is a nonempty subclass of the class I, I = ∪i∈I ζi and ζi ∩ ζj = ø for all i ≠ j, ΩζR ...
Kamozina, Olesia V.
doaj   +1 more source

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