Oscillation theorems for second-order nonlinear partial difference equations

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摘要

The oscillation of the second-order nonlinear partial difference equationT(△1,△2)[cmn△1(ymn)]+∑i=1sai(m,n)fi(ym+1,n,△1(ymn))=0is investigated. Some sufficient conditions for the oscillation of all solutions of the above equation are obtained.

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论文评审过程：Received 30 October 2000, Revised 15 January 2001, Available online 20 June 2001.

论文官网地址：https://doi.org/10.1016/S0377-0427(01)00373-9