Results 81 to 90 of about 3,661,637 (292)

On Idempotent Units in Commutative Group Rings

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2020
Special elements as units, which are defined utilizing idempotent elements, have a very crucial place in a commutative group ring. As a remark, we note that an element is said to be idempotent if r^2=r in a ring. For a group ring RG, idempotent units are
Ömer Küsmüş
doaj   +1 more source

Group algebras of Kleinian type and groups of units

open access: yesJournal of Algebra, 2007
The algebras of Kleinian type are finite dimensional semisimple rational algebras $A$ such that the group of units of an order in $A$ is commensurable with a direct product of Kleinian groups. We classify the Schur algebras of Kleinian type and the group algebras of Kleinian type.
Del Rio Mateos, Angel   +1 more
openaire   +4 more sources

Demographics and Perceptions of Work Environment for Registered Nurses [PDF]

open access: yes, 2004
Registered nurses (RNs) are the lifeblood of hospitals. Therefore, retaining skilled nurses is necessary to insure the viability of these institutions. A two-year longitudinal, non-experimental research study utilized a descriptive design to compare the ...
Sedano, Pamela Brotherton
core   +1 more source

The role of histone modifications in transcription regulation upon DNA damage

open access: yesFEBS Letters, EarlyView.
This review discusses the critical role of histone modifications in regulating gene expression during the DNA damage response (DDR). By modulating chromatin structure and recruiting repair factors, these post‐translational modifications fine‐tune transcriptional programmes to maintain genomic stability.
Angelina Job Kolady, Siyao Wang
wiley   +1 more source

On central unit groups of integral group rings of alternating groups

open access: yesProceedings of the Steklov Institute of Mathematics, 2009
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Aleev R.Z., Sokolov V.V.
openaire   +4 more sources

Mechanisms of parasite‐mediated disruption of brain vessels

open access: yesFEBS Letters, EarlyView.
Parasites can affect the blood vessels of the brain, often causing serious neurological problems. This review explains how different parasites interact with and disrupt these vessels, what this means for brain health, and why these processes matter. Understanding these mechanisms may help us develop better ways to prevent or treat brain infections in ...
Leonor Loira   +3 more
wiley   +1 more source

Gender Marked Phraseological Units of Phraseosemantic Group Designating Men’s Affectionate Behaviour

open access: yesRussian journal of linguistics: Vestnik RUDN, 2015
The article aims at systematizing French and Russian phraseological units characterizing men’s love activity. The conclusion concerns the most numerous phraseosemantic groups, the most frequently occurring elements of the units are commented upon ...
Zh V Kurguzenkova
doaj  

Unit Groups of Some Group Rings

open access: yes, 2020
Let $RG$ be the gruop ring of the group $G$ over ring $R$ and $\mathscr{U}(RG)$ be its unit group. Finding the structure of the unit group of a finite group ring is an old topic in ring theory. In, G. Tang et al: Unit Groups of Group Algebras of Some Small Groups. Czech. Math. J. 64 (2014), 149--157, the structure of the unit group of the group ring of
openaire   +2 more sources

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

The effect of using Pilates exercises on some physical structures of women aged (30-40) years

open access: yesالرياضة المعاصرة, 2020
The aim of the research: Preparing Pilates-style exercises to improve some physical structures of women aged (30-40) years and identifying the effect of Pilates exercises on some physical structures of women aged (30-40) years The third chapter included:
مريم باقي جاسم أ.د هدى شهاب جاري
doaj   +1 more source

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