Nonoscillatory solutions of delay difference equations with oscillating coefficients
Demonstratio Mathematica, cilt.36, sa.4, ss.859-866, 2003 (ESCI, Scopus)
- Yayın Türü: Makale / Tam Makale
- Cilt numarası: 36 Sayı: 4
- Basım Tarihi: 2003
- Doi Numarası: 10.1515/dema-2003-0411
- Dergi Adı: Demonstratio Mathematica
- Derginin Tarandığı İndeksler: Emerging Sources Citation Index (ESCI), Scopus, Academic Search Premier, Linguistic Bibliography, zbMATH, Directory of Open Access Journals
- Sayfa Sayıları: ss.859-866
- Ankara Üniversitesi Adresli: Evet
Özet
© 2013 Warsaw University. All rights reserved.Our aim in this paper is to obtain sufficient conditions under which certain difference equations have a "large" number of non-oscillatory solutions. Using the characteristic equation of a "majorant" delay difference equation with oscillating coefficients and Schauder's fixed point theorem, we obtain conditions under which the difference equation in question has a non-oscillatory solution.