Necessary and sufficient conditions for oscillations of delay partial difference equations
Bing Gen Zhang, Shu Tang Liu (1995)
Discussiones Mathematicae, Differential Inclusions, Control and Optimization
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This paper is concerned with the delay partial difference equation (1) where are real numbers, and are nonnegative integers, u is a positive integer. Sufficient and necessary conditions for all solutions of (1) to be oscillatory are obtained.