Frequent Oscillatory Behavior of Delay Partial Difference Equations with Positive and Negative Coefficients

Li Hua Xu, Jun Yang
2010 Advances in Difference Equations  
This paper is concerned with a class of nonlinear delay partial difference equations with positive and negative coefficients, which also contains forcing terms. By making use of frequency measures, some new oscillatory criteria are established.
doi:10.1155/2010/606149 fatcat:5z7hd5yfarbyxhs64ecnxwdanq