Nonlinear Neutral Delay Differential Equations of Fourth-Order: Oscillation of Solutions

The objective of this paper is to study oscillation of fourth-order neutral differential equation. By using Riccati substitution and comparison technique, new oscillation conditions are obtained which insure that all solutions of the studied equation are oscillatory. Our results complement some know...

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Bibliographic Details
Main Authors: Ravi P. Agarwal, Omar Bazighifan, Maria Alessandra Ragusa
Format: Article
Language:English
Published: MDPI AG 2021-01-01
Series:Entropy
Subjects:
Online Access:https://www.mdpi.com/1099-4300/23/2/129