Nonlinear Neutral Delay Differential Equations of Fourth-Order: Oscillation of Solutions
Abstract
:1. Introduction
- (W1)
- are constants;
- (W2)
- is not identically zero for large x,
- (W3)
- ;
- (W4)
2. Lemmas
3. Main Results
4. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
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Agarwal, R.P.; Bazighifan, O.; Ragusa, M.A. Nonlinear Neutral Delay Differential Equations of Fourth-Order: Oscillation of Solutions. Entropy 2021, 23, 129. https://doi.org/10.3390/e23020129
Agarwal RP, Bazighifan O, Ragusa MA. Nonlinear Neutral Delay Differential Equations of Fourth-Order: Oscillation of Solutions. Entropy. 2021; 23(2):129. https://doi.org/10.3390/e23020129
Chicago/Turabian StyleAgarwal, Ravi P., Omar Bazighifan, and Maria Alessandra Ragusa. 2021. "Nonlinear Neutral Delay Differential Equations of Fourth-Order: Oscillation of Solutions" Entropy 23, no. 2: 129. https://doi.org/10.3390/e23020129
APA StyleAgarwal, R. P., Bazighifan, O., & Ragusa, M. A. (2021). Nonlinear Neutral Delay Differential Equations of Fourth-Order: Oscillation of Solutions. Entropy, 23(2), 129. https://doi.org/10.3390/e23020129