Results 21 to 30 of about 21,792 (245)

Unified study on characteristic spectrum representation of signals and spectral decomposition for stationary random signals

open access: yesTongxin xuebao, 2018
The unified relationship between the signal characteristic spectrum representation and the spectral decomposition for the stationary random signal was deeply studied.
Hongyu WANG, Tianshuang QIU
doaj   +2 more sources

Some sufficient conditions of existence and trajectory controllability for impulsive and initial value fractional order functional differential equations

open access: yesResults in Control and Optimization, 2023
For a class of impulsive fractional differential equation with fractional order r∈(1,2)by means of solution operator Sr(t), we develop the mild solution and deal with the existence results of mild solution for the considered equation with state-dependent
Ganga Ram Gautam   +5 more
doaj   +1 more source

Algebraic and differential operator equations

open access: yesLinear Algebra and its Applications, 1988
Let H be a complex separable Hilbert space and let L(H) be the algebra of all bounded linear operators on H. The boundary value problem (1) \(X^{(n)}+A_{n-1}X^{(n-1)}+...+A_ 0X=0\), (2) \(EX(b)-X(0)F=G\), where \(A_ i,E,F,G\in L(H)\) and b is a positive real number is considered.
openaire   +2 more sources

Three-dimensional integro-multipoint boundary value problem for loaded Volterra-hyperbolic integro-differential equations of Bianchi type

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2012
In this paper the combined three-dimensional non-local boundary value problem with integro-multipoint conditions for loaded volterra-hyperbolic integro-differential equation of Bianchi type is explored.
Ilgar G Mamedov
doaj   +3 more sources

By dawn or dusk—how circadian timing rewrites bacterial infection outcomes

open access: yesFEBS Letters, EarlyView.
The circadian clock shapes immune function, yet its influence on infection outcomes is only beginning to be understood. This review highlights how circadian timing alters host responses to the bacterial pathogens Salmonella enterica, Listeria monocytogenes, and Streptococcus pneumoniae revealing that the effectiveness of immune defense depends not only
Devons Mo   +2 more
wiley   +1 more source

Spectral Analysis of Non-selfadjoint Second Order Difference Equation with Operator Coefficient

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2020
In this paper, we consider the discrete Sturm-Liouville operator generated by second order difference equation with non-selfadjoint operator coefficient.
Esra Kır Arpat, Gökhan Mutlu
doaj   +1 more source

Differential-Operator Approximations to the Linear Boltzmann Equation [PDF]

open access: yesJournal of Mathematical Physics, 1960
A measure of deviation from equilibrium of an ensemble of particles is proposed, which is physically appropriate and of especially simple form when expressed in terms of the expansion coefficients of the ensemble distribution function with respect to the system of orthogonal polynomials obtained by using the equilibrium distribution function as weight ...
openaire   +3 more sources

On p-superlinear equations with a nonhomogeneous differential operator [PDF]

open access: yesNonlinear Differential Equations and Applications NoDEA, 2012
The authors consider the following nonlinear Dirichlet problem in a bounded domain \(\Omega\subset\mathbb R^N\) with a \(C^2\)-boundary \(\partial\Omega:-\mathrm{div} a(z,Du(z))=f(z,u(z))\) in \(\Omega\), \(u|_{\partial\Omega}=0\), where \(-\mathrm{div}a(z,Du(z))\) is the nonhomogeneous differential operator including the \(p\)-Laplacian ...
Aizicovici, Sergiu   +2 more
openaire   +3 more sources

Crosstalk between the ribosome quality control‐associated E3 ubiquitin ligases LTN1 and RNF10

open access: yesFEBS Letters, EarlyView.
Loss of the E3 ligase LTN1, the ubiquitin‐like modifier UFM1, or the deubiquitinating enzyme UFSP2 disrupts endoplasmic reticulum–ribosome quality control (ER‐RQC), a pathway that removes stalled ribosomes and faulty proteins. This disruption may trigger a compensatory response to ER‐RQC defects, including increased expression of the E3 ligase RNF10 ...
Yuxi Huang   +8 more
wiley   +1 more source

Nonlinear equations in private derivatives, related to the operator of Dirak

open access: yesНаука. Инновации. Технологии, 2022
Theory of integrable nonlinear equations possessing soliton solutions of a new type - tipper solitons. The operator examines the design proposed by O.I. Bogoyavlensky, and having attractors in the phase space.
Olga Sergeevna Yanovskaya   +1 more
doaj  

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