Results 51 to 60 of about 68,462 (263)

Embedded Exponentially-Fitted Explicit Runge-Kutta-Nyström Methods for Solving Periodic Problems

open access: yesComputation, 2020
In this work, a pair of embedded explicit exponentially-fitted Runge–Kutta–Nyström methods is formulated for solving special second-order ordinary differential equations (ODEs) with periodic solutions.
Musa Ahmed Demba   +3 more
doaj   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Local Derivations on Operator Algebras

open access: yesJournal of Functional Analysis, 1996
A local derivation is a norm continuous linear map \(\delta\) from one Banach algebra \(A\) into an \(A\)-bimodule \(B\) which agrees with some derivation at each point of the algebra. The fundamental question here is under what conditions a local derivation is a derivation. \textit{R. V. Kadison} [J. Algebra 130, No. 2, 494-509 (1990; Zbl 0751.46041)]
openaire   +1 more source

Locally nilpotent derivations and their applications, III [PDF]

open access: yesJournal of Pure and Applied Algebra, 1995
[For part I and II see Proc. Am. Math. Soc. 116, No. 3, 861-871 (1992; Zbl 0770.58032) and 121, No. 3, 667-678 (1994; Zbl 0810.58035).] In this paper the author concentrates on applications of locally nilpotent derivations on a commutative algebra. The applications are consequence of a known result of \textit{J. K. Deveney} and \textit{D. Finston} [Can.
openaire   +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

Subresultants and locally nilpotent derivations

open access: yesLinear Algebra and its Applications, 2004
For \(P\), \(Q\) univariate polynomials of degree \(p\), resp. \(q\), over a commutative ring with unity, let \(\delta (p,q)\) denote \(\min (p,q)\) if \(p\neq q\) and \(p-1\) otherwise. For \(i\) at most \(\delta (p,q)\), let \(Sr_i (P,Q)\) denote the \(i\)th subresultant polynomial associated to \(P\) and \(Q\).
openaire   +2 more sources

Dynamics of entanglement wedge cross section from conformal field theories

open access: yesPhysics Letters B, 2021
We derive dynamics of the entanglement wedge cross section directly from the two-dimensional holographic CFTs with a local operator quench. This derivation is based on the reflected entropy, a correlation measure for mixed states.
Yuya Kusuki, Kotaro Tamaoka
doaj   +1 more source

Organ‐specific redox imbalances in spinal muscular atrophy mice are partially rescued by SMN antisense oligonucleotides

open access: yesFEBS Letters, EarlyView.
We identified a systemic, progressive loss of protein S‐glutathionylation—detected by nonreducing western blotting—alongside dysregulation of glutathione‐cycle enzymes in both neuronal and peripheral tissues of Taiwanese SMA mice. These alterations were partially rescued by SMN antisense oligonucleotide therapy, revealing persistent redox imbalance as ...
Sofia Vrettou, Brunhilde Wirth
wiley   +1 more source

Local Operators and Derivations on C ∗ -Algebras [PDF]

open access: yesTransactions of the American Mathematical Society, 1985
The variations on a theme of locality for a pair of operators ( H , K )
openaire   +1 more source

Weak 2-Local Inner Derivations of Semiprime ∗-Banach Algebras

open access: yesMathematics
This paper introduces and examines the concept of weak 2-local inner derivations and their relationship to P-2-local mappings. It is established that every such mapping on a semiprime ∗-Banach algebra with a faithful trace is a derivation, which also ...
Boxian Li, Xiangqi Qiang
doaj   +1 more source

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