Results 91 to 100 of about 49,813 (239)

Constants of Derivations and Differential Identities [PDF]

open access: yes, 2007
We show two results in this thesis. Firstly, let R be a semiprime ring with extended centroid C and with Martindale left ring of quotients R_F. Suppose that δ : R → R is a left R_F-integral derivation. Let R(δ) (resp.
陳彥任, Chen, Yen-Jen
core  

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Comparison of Two Approaches to Count Derivations for Continuous-Time Adaptive Control [PDF]

open access: yes, 2016
The control of continuous-time systems can be realized by adaptive controllers. Self-tuning controllers are adaptive controllers which call on-line identification and controllers parameters tuning in one step of computation. Supervision enlarges the area
Perůtka, Karel
core  

Inner and Outer Derivations of FV8n [PDF]

open access: yesAdvances in Group Theory and Applications
Let F be a field of characteristic 0 or an odd rational prime p. In this article, we give an explicit classification of all the inner and outer derivations of the group algebra FV8n, where V8n is a group of order 8n (n a positive integer).
Praveen Manju, Rajendra Kumar Sharma
doaj   +1 more source

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Nilpotent derivations [PDF]

open access: yes, 2006
Motivated by Grzeszczuk’s paper [P. Grzeszczuk, On nilpotent derivations of semiprime rings, J. Algebra 149 (1992) 313–321], we give a detailed analysis of nilpotent derivations of semiprime rings.
Chuang, Chen-Lian; Lee, Tsiu-Kwen
core  

Some Centrally Extended Derivations on Banach Algebras

open access: yesMathematics
In this article, we consider centrally extended derivations on Banach algebras. We first establish the stability of centrally extended derivations on Banach algebras.
Ick-Soon Chang, Jaiok Roh
doaj   +1 more source

Study of MV-algebras via derivations

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2019
The main goal of this paper is to give some representations of MV-algebras in terms of derivations. In this paper, we investigate some properties of implicative and difference derivations and give their characterizations in MV-algebras.
Wang Jun Tao, She Yan Hong, Qian Ting
doaj   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

ON APPROXIMATE n-ARY DERIVATIONS [PDF]

open access: yes, 2011
C. Park et al. proved the stability of homomorphisms and derivations in Banach algebras, Banach ternary algebras, C*-algebras, Lie C*-algebras and C*-ternary algebras. In this paper, we improve and generalize some results concerning derivations. We first
M. ESHAGHI GORDJI   +2 more
core   +1 more source

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