Results 11 to 20 of about 33,056 (296)

Effective Prüfer angles and relative oscillation criteria

open access: yesJournal of Differential Equations, 2008
22 ...
Krüger, Helge, Teschl, Gerald
openaire   +5 more sources

Oscillation criteria for linear difference equations with several variable delays [PDF]

open access: yesOpuscula Mathematica, 2021
We obtain new sufficient criteria for the oscillation of all solutions of linear delay difference equations with several (variable) finite delays. Our results relax numerous well-known limes inferior-type oscillation criteria from the literature by ...
Vasileios Benekas   +3 more
doaj   +2 more sources

New Oscillation Criteria for Delay Difference Equations

open access: yesJournal of Mathematical Analysis and Applications, 2001
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Luo, Zhiguo, Shen, Jianhua
core   +4 more sources

Oscillation criteria for perturbed nonlinear dynamic equations

open access: yesMathematical and Computer Modelling, 2004
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Martin Bohner, Samir H. Saker
openaire   +2 more sources

Riccati-type inequality and oscillation criteria for a half-linear PDE with damping

open access: yesElectronic Journal of Differential Equations, 2004
Under suitable conditions on the coefficients of a partial differential equation, we prove a Riccati-type inequality. As an application of this result, we find oscillation criteria for second order damped half-linear partial differential equations. These
Robert Marik
doaj   +1 more source

Kamenev type oscillation criteria for nonlinear difference equations [PDF]

open access: yes, 2004
summary:By means of Riccati transformation techniques, we establish some new oscillation criteria for second-order nonlinear difference equation which are ...
Saker, Samir H., Cheng, Sui Sun
core   +1 more source

Oscillation criteria for second order neutral differential equations [PDF]

open access: yes, 1990
summary:Our aim in this paper is to present sufficient conditions for the oscillation of the second order neutral differential equation \big(x(t)-px(t-\tau)\big)"+q(t)x\big(\sigma(t)\big ...
Mihalíková, Božena   +4 more
core   +1 more source

Oscillation Criteria for the Sublinear Schrodinger Equation [PDF]

open access: yesProceedings of the American Mathematical Society, 1982
In this paper, we propose an oscillation theorem to the sublinear Emden-Fowler equation Δ ...
openaire   +2 more sources

Self-Sustained Turn-Off Oscillation of SiC MOSFETs: Origin, Instability Analysis, and Prevention

open access: yesEnergies, 2019
This paper presents a comprehensive investigation on the self-sustained oscillation of silicon carbide (SiC) MOSFETs. At first, based on the double pulse switching test, it is identified that the self-sustained oscillation of SiC MOSFETs can be triggered
Peng Xue   +4 more
doaj   +1 more source

Some comparison criteria in oscillation theory [PDF]

open access: yesJournal of the Australian Mathematical Society. Series A. Pure Mathematics and Statistics, 1984
AbstractThe purpose of this paper is to establish comparison criteria, by which the oscillatory and asymptotic behavior of linear retarded differential equations of arbitrary order is inherited from the oscillation of an associated second order linear ordinary differential equation.
openaire   +3 more sources

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