Some Further Results on Oscillations for Neutral Delay Differential Equations with Variable Coefficients

We study the oscillatory behaviour of all solutions of first-order neutral equations with variable coefficients. The obtained results extend and improve some of the well-known results in the literature. Some examples are given to show the evidence of our new results.

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Bibliographic Details
Main Authors: Fatima N. Ahmed, Rokiah Rozita Ahmad, Ummul Khair Salma Din, Mohd Salmi Md Noorani
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:Abstract and Applied Analysis
Online Access:http://dx.doi.org/10.1155/2014/579023
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author Fatima N. Ahmed
Rokiah Rozita Ahmad
Ummul Khair Salma Din
Mohd Salmi Md Noorani
author_facet Fatima N. Ahmed
Rokiah Rozita Ahmad
Ummul Khair Salma Din
Mohd Salmi Md Noorani
author_sort Fatima N. Ahmed
collection DOAJ
description We study the oscillatory behaviour of all solutions of first-order neutral equations with variable coefficients. The obtained results extend and improve some of the well-known results in the literature. Some examples are given to show the evidence of our new results.
format Article
id doaj-art-2a2d7c4c56dd436bb28d366cd06cbb67
institution Kabale University
issn 1085-3375
1687-0409
language English
publishDate 2014-01-01
publisher Wiley
record_format Article
series Abstract and Applied Analysis
spelling doaj-art-2a2d7c4c56dd436bb28d366cd06cbb672025-02-03T01:02:19ZengWileyAbstract and Applied Analysis1085-33751687-04092014-01-01201410.1155/2014/579023579023Some Further Results on Oscillations for Neutral Delay Differential Equations with Variable CoefficientsFatima N. Ahmed0Rokiah Rozita Ahmad1Ummul Khair Salma Din2Mohd Salmi Md Noorani3School of Mathematical Sciences, Faculty of Science and Technology, Universiti Kebangsaan Malaysia (UKM), 43600 Bangi, Selangor, MalaysiaSchool of Mathematical Sciences, Faculty of Science and Technology, Universiti Kebangsaan Malaysia (UKM), 43600 Bangi, Selangor, MalaysiaSchool of Mathematical Sciences, Faculty of Science and Technology, Universiti Kebangsaan Malaysia (UKM), 43600 Bangi, Selangor, MalaysiaSchool of Mathematical Sciences, Faculty of Science and Technology, Universiti Kebangsaan Malaysia (UKM), 43600 Bangi, Selangor, MalaysiaWe study the oscillatory behaviour of all solutions of first-order neutral equations with variable coefficients. The obtained results extend and improve some of the well-known results in the literature. Some examples are given to show the evidence of our new results.http://dx.doi.org/10.1155/2014/579023
spellingShingle Fatima N. Ahmed
Rokiah Rozita Ahmad
Ummul Khair Salma Din
Mohd Salmi Md Noorani
Some Further Results on Oscillations for Neutral Delay Differential Equations with Variable Coefficients
Abstract and Applied Analysis
title Some Further Results on Oscillations for Neutral Delay Differential Equations with Variable Coefficients
title_full Some Further Results on Oscillations for Neutral Delay Differential Equations with Variable Coefficients
title_fullStr Some Further Results on Oscillations for Neutral Delay Differential Equations with Variable Coefficients
title_full_unstemmed Some Further Results on Oscillations for Neutral Delay Differential Equations with Variable Coefficients
title_short Some Further Results on Oscillations for Neutral Delay Differential Equations with Variable Coefficients
title_sort some further results on oscillations for neutral delay differential equations with variable coefficients
url http://dx.doi.org/10.1155/2014/579023
work_keys_str_mv AT fatimanahmed somefurtherresultsonoscillationsforneutraldelaydifferentialequationswithvariablecoefficients
AT rokiahrozitaahmad somefurtherresultsonoscillationsforneutraldelaydifferentialequationswithvariablecoefficients
AT ummulkhairsalmadin somefurtherresultsonoscillationsforneutraldelaydifferentialequationswithvariablecoefficients
AT mohdsalmimdnoorani somefurtherresultsonoscillationsforneutraldelaydifferentialequationswithvariablecoefficients