Results 31 to 40 of about 107,051 (305)

Some combinatorial identities involving noncommuting variables [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2015
We derive combinatorial identities for variables satisfying specific sets of commutation relations. The identities thus obtained extend corresponding ones for $q$-commuting variables $x$ and $y$ satisfying $yx=qxy$.
Michael Schlosser, Meesue Yoo
doaj   +1 more source

Some Identities and inequalities related to the Riemann zeta function

open access: yesMoroccan Journal of Pure and Applied Analysis, 2019
A new proof of Euler’s formular for calculating ζ(2k) is given. Some new inequalities and identities for ζ(2k + 1) have also been given. The Riemann’s functional equation together with trigonometric identities were used to establish the results.
Abe-I-Kpeng Gregory   +2 more
doaj   +1 more source

Identity Management in Future Railway Mobile Communication System

open access: yesApplied Sciences, 2022
The Future Railway Mobile Communication System (FRMCS) has emerged as a worldwide standard for railway communication. This technology enables the operational efficiency and safety of railways to be improved by providing mission critical communications ...
Evelina Pencheva   +2 more
doaj   +1 more source

Directing astroglia from the cerebral cortex into subtype specific functional neurons [PDF]

open access: yes, 2010
Astroglia from the postnatal cerebral cortex can be reprogrammed in vitro to generate neurons following forced expression of neurogenic transcription factors, thus opening new avenues towards a potential use of endogenous astroglia for brain repair ...
Gascón, Sergio   +39 more
core   +1 more source

Sharp Hardy Identities and Inequalities on Carnot Groups

open access: yesAdvanced Nonlinear Studies, 2021
In this paper we establish general weighted Hardy identities for several subelliptic settings including Hardy identities on the Heisenberg group, Carnot groups with respect to a homogeneous gauge and Carnot–Carathéodory metric, general nilpotent groups ...
Flynn Joshua, Lam Nguyen, Lu Guozhen
doaj   +1 more source

Weyl groups and elliptic solutions of the WDVV equations [PDF]

open access: yes, 2010
A functional ansatz is developed which gives certain elliptic solutions of the Witten-Dijkgraaf-Verlinde-Verlinde (or WDVV) equations. This ansatz is based on the elliptic trilogarithm function introduced by Beilinson and Levin. For this to be a solution
Ian A. B. Strachan   +2 more
core   +1 more source

Generalizations of the Jensen functional involving diamond integrals via Abel–Gontscharoff interpolation

open access: yesJournal of Inequalities and Applications, 2022
In this paper we obtain several refinements of the Jensen inequality on time scales by generalizing Jensen’s functional for n-convex functions. We also investigate the bounds for the identities related to the new improvements obtained.
Rabia Bibi   +3 more
doaj   +1 more source

Histone methylation mediated by NSD1 is required for the establishment and maintenance of neuronal identities

open access: yesCell Reports, 2023
Summary: Appropriate histone modifications emerge as essential cell fate regulators of neuronal identities across neocortical areas and layers. Here we showed that NSD1, the methyltransferase for di-methylated lysine 36 of histone H3 (H3K36me2), controls
Yue Zheng   +13 more
doaj   +1 more source

Place identity and urban attachment of international students [PDF]

open access: yesSociološki Pregled, 2023
The hypothesis of this totally novel research in Serbia is that the way in which place may influence the identity of international students integrates a part of their individual identities, but also influences the variability of identities deriving from ...
Petrić Jasna J., Lukić Vesna M.
doaj   +1 more source

The functionality of personal pronouns in constructions of communities

open access: yesGlobe, 2015
Within recent research in identity it is a common view that communities and identities connected to these are not given by nature, but are constructed socially between human beings through acts and speech.
Lotte Dam
doaj   +1 more source

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