Journals / Turkish Journal of Mathematics / 2009 / Cilt: 33 - Sayı: 3

Oscillation of higher-order nonlinear delay differential equations with oscillatory coefficients

Pages
259–263
Publication Date
2022-11-05
DOI
—
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⚡ TL;DR(Too Long; Didn't Read)

A criterion is established on the bounded solutions of type higher-order nonlinear neutral differential equations of type oscillatory or tending to zero at infinity [a(t) [x(t)+r(t)x(k(t))]^{(n-1]' +p(t)F(x(t(t)))+q(t)G(x(s(t)))= f(t), where t\geq t0, n\geq 2, a,p are positive, r,q,f are allowed to alternate in sign infinitely many times, F,G are continuous functions, and k,t,s are strictly increasing unbounded continuous delay functions.

📌 3 Key Takeaways

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Objective & Hypothesis:A criterion is established on the bounded solutions of type higher-order nonlinear neutral differential equations of type oscillatory or tending to zero at infinity [a(t) [x(t)+r(t)x(k(t))]^{(n-1]' +p(t)F(x(t(t)))+q(t)G(x(s(t)))= f(t), where t\geq t0, n\geq 2, a,p are positive, r,q,f are allowed to alternate in sign infinitely many times, F,G are continuous functions, and k,t,s are strictly increasing unbounded continuous delay functions.
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Key Findings & Data:A criterion is established on the bounded solutions of type higher-order nonlinear neutral differential equations of type oscillatory or tending to zero at infinity [a(t) [x(t)+r(t)x(k(t))]^{(n-1]' +p(t)F(x(t(t)))+q(t)G(x(s(t)))= f(t), where t\geq t0, n\geq 2, a,p are positive, r,q,f are allowed to alternate in sign infinitely many times, F,G are continuous functions, and k,t,s are strictly increasing unbounded continuous delay functions.
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Conclusion & Impact:A criterion is established on the bounded solutions of type higher-order nonlinear neutral differential equations of type oscillatory or tending to zero at infinity [a(t) [x(t)+r(t)x(k(t))]^{(n-1]' +p(t)F(x(t(t)))+q(t)G(x(s(t)))= f(t), where t\geq t0, n\geq 2, a,p are positive, r,q,f are allowed to alternate in sign infinitely many times, F,G are continuous functions, and k,t,s are strictly increasing unbounded continuous delay functions.
🔬Design:Research Article
📍Scope:Comprehensive Sample
⚙️Variables:Neutral differential equations · positive and oscillating coefficients · Neutral differential equations

Abstract

A criterion is established on the bounded solutions of type higher-order nonlinear neutral differential equations of type oscillatory or tending to zero at infinity [a(t) [x(t)+r(t)x(k(t))]^{(n-1]' +p(t)F(x(t(t)))+q(t)G(x(s(t)))= f(t), where t\geq t0, n\geq 2, a,p are positive, r,q,f are allowed to alternate in sign infinitely many times, F,G are continuous functions, and k,t,s are strictly increasing unbounded continuous delay functions.

Özet

A criterion is established on the bounded solutions of type higher-order nonlinear neutral differential equations of type oscillatory or tending to zero at infinity [a(t) [x(t)+r(t)x(k(t))]^{(n-1]' +p(t)F(x(t(t)))+q(t)G(x(s(t)))= f(t), where t\geq t0, n\geq 2, a,p are positive, r,q,f are allowed to alternate in sign infinitely many times, F,G are continuous functions, and k,t,s are strictly increasing unbounded continuous delay functions.

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Cite This Article

ÖCALAN, Ö., KARPUZ, B., YILDIZ, M. K. (2022). Oscillation of higher-order nonlinear delay differential equations with oscillatory coefficients. Turkish Journal of Mathematics, Cilt: 33 - Sayı: 3, 259–263. https://ajindex.com/articles/608571

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