Results 1 to 10 of about 186 (128)

Nonoscillation of Second-Order Dynamic Equations with Several Delays [PDF]

open access: yesAbstract and Applied Analysis, 2011
Existence of nonoscillatory solutions for the second-order dynamic equation (A0xΔ)Δ(t)+∑i∈[1,n]ℕAi(t)x(αi(t))=0 for t∈[t0,∞)T is investigated in this paper.
Elena Braverman, Başak Karpuz
doaj   +6 more sources

Nonoscillation of damped linear differential equations with a proportional derivative controller and its application to Whittaker-Hill-type and Mathieu-type equations [PDF]

open access: yesOpuscula Mathematica, 2022
The proportional derivative (PD) controller of a differential operator is commonly referred to as the conformable derivative. In this paper, we derive a nonoscillation theorem for damped linear differential equations with a differential operator using ...
Kazuki Ishibashi
doaj   +1 more source

Hille-Nehari type oscillation and nonoscillation criteria for linear and half-linear differential equations [PDF]

open access: yesMATEC Web of Conferences, 2019
Differential equations attract considerable attention in many applications. In particular, it was found out that half-linear differential equations behave in many aspects very similar to that in linear case. The aim of this contribution is to investigate
Rˇ eznícˇková Jana
doaj   +1 more source

Study on the oscillation of solution to second-order impulsive systems

open access: yesAIMS Mathematics, 2023
In the present article, we set the if and only if conditions for the solutions of the class of neutral impulsive delay second-order differential equations.
Shyam Sundar Santra   +5 more
doaj   +1 more source

Nonoscillation and Eventual Disconjugacy [PDF]

open access: yesProceedings of the American Mathematical Society, 1977
If every solution of an nth order linear differential equation has only a finite number of zeros in [ 0 , ∞ ) [0,\infty ) , it is not generally true that for sufficiently large c , c > 0 c,c > 0 , every solution has at most n
openaire   +1 more source

Wintner-type nonoscillation theorems for conformable linear Sturm-Liouville differential equations [PDF]

open access: yesOpuscula Mathematica
In this study, we addressed the nonoscillation of th Sturm-Liouville differential equation with a differential operator, which corresponds to a proportional-derivative controller. The equation is a conformable linear differential equation. A Wintner-type
Kazuki Ishibashi
doaj   +1 more source

Nonoscillation and integral inequalities [PDF]

open access: yesBulletin of the American Mathematical Society, 1974
Publisher Summary This chapter discusses nonoscillation and integral inequalities. The chapter presents an assumption involving a system dy/dt = A(t) y where A = (a jk ) n 1 is an n × n real valued matrix and y = (y 1 , …, y n ) is an n column real valued vector.
openaire   +4 more sources

Nonoscillation of higher order half-linear differential equations

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2015
We establish nonoscillation criteria for even order half-linear differential equations. The principal tool we use is the Wirtinger type inequality combined with various perturbation techniques.
Ondrej Dosly, Vojtěch Růžička
doaj   +1 more source

Asymptotic behavior of nonoscillatory solutions of higher-order integro-dynamic equations [PDF]

open access: yesOpuscula Mathematica, 2014
In this paper, we establish some new criteria on the asymptotic behavior of nonoscillatory solutions of higher-order integro-dynamic equations on time scales.
Martin Bohner   +2 more
doaj   +1 more source

Some nonoscillation criteria for inclusions [PDF]

open access: yesJournal of the Australian Mathematical Society, 2006
AbstractNew nonoscillatory criteria are presented for second order differential inclusions. The theory relies on Ky Fan's fixed point theorem for upper semicontinuous multifunctions.
Agarwal, Ravi P.   +2 more
openaire   +3 more sources

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