# Oscillation Theorems for Certain Class of Nonlinear Difference Equations

### E. Thandapani

University of Madras, Chennai, India### L. Ramuppillai

Periyar University, Salem, India

## Abstract

Some new oscillation results for certain class of forced nonlinear difference equations of the form

$\Delta (a_n + p_n x_{n–k})) + q_n f(x_{n+1–l}) = e_n \ \ \ (n \in \mathbb N_0)$

are established. Examples which dwell upon the importance of the results are also given.

## Cite this article

E. Thandapani, L. Ramuppillai, Oscillation Theorems for Certain Class of Nonlinear Difference Equations. Z. Anal. Anwend. 17 (1998), no. 2, pp. 513–519

DOI 10.4171/ZAA/836