Results 71 to 80 of about 1,831,672 (338)

Asymptotic Behavior and Stability in Linear Impulsive Delay Differential Equations with Periodic Coefficients

open access: yesMathematics, 2020
We study first order linear impulsive delay differential equations with periodic coefficients and constant delays. This study presents some new results on the asymptotic behavior and stability.
Ali Fuat Yeniçerioğlu   +2 more
doaj   +1 more source

Analysis of graded-index optical fibers by the spectral parameter power series method

open access: yes, 2014
Spectral parameter power series (SPPS) method is a recently introduced technique for solving linear differential equations and related spectral problems.
Kravchenko, Vladislav V.   +2 more
core   +1 more source

Characteristic multipliers for some periodic differential equations. [PDF]

open access: yesProceedings of the American Mathematical Society, 1969
Calculation of the characteristic multipliers is not routine since in general one does not know even one nontrivial solution of (1). However it is possible to obtain convergent series representations for the solutions and thus calculate approximate values for the multipliers [2], [8].
openaire   +2 more sources

The role and implications of mammalian cellular circadian entrainment

open access: yesFEBS Letters, EarlyView.
At their most fundamental level, mammalian circadian rhythms occur inside every individual cell. To tell the correct time, cells must align (or ‘entrain’) their circadian rhythm to the external environment. In this review, we highlight how cells entrain to the major circadian cues of light, feeding and temperature, and the implications this has for our
Priya Crosby
wiley   +1 more source

Delay‐dependent small‐signal stability analysis of inverter‐based islanded microgrids

open access: yesIET Smart Grid
The stability of an inverter‐based hierarchical microgrid is challenged by inverter controls, network dynamics, load models and communication delays among the interacting agents.
Chaudhry Talha Hassan   +2 more
doaj   +1 more source

Generalized characteristic singular integral equation with Hilbert kernel [PDF]

open access: yesOpuscula Mathematica, 2008
In this paper an explicit solution of a generalized singular integral equation with a Hilbert kernel depending on indices of characteristic operators is presented.
Paweł Karczmarek
doaj  

On decisions of Schwartz' problem for J-analytic functions with the same Jordan basis of real and imaginary parts of J-matrix

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2016
Boundary Schwartz' problem for J-analytic functions was studied within this scientific work. These functions are solutions of linear complex system of partial differential equations of the first order. It was considered, that the real and imaginary parts
Vladimir G Nikolaev
doaj   +1 more source

Partial Prolongations and Characteristics of Differential Equations [PDF]

open access: yesTransactions of the American Mathematical Society, 1969
This paper studies the behavior of characteristics under partial prolongations. Partial prolongations define a natural equivalence relation between systems of partial differential equations [2], [3]. Examples are given to show that characteristics are not preserved in general.
openaire   +1 more source

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

A construction of analog of Fredgolm theorems for one class of first order model integro-differential equation with logarithmic singularity in the kernel

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2017
The integral representations of the solution manifold for one class of the first order model integro-differential equation with logarithmic singularity in the kernel are constructed using arbitrary constants. The cases when the given integro-differential
Sarvar K Zaripov
doaj   +1 more source

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