@article{Pachpatte_2002, title={On nonlinear finite difference inequalities in two independent variables}, volume={33}, url={https://journals.math.tku.edu.tw/index.php/TKJM/article/view/305}, DOI={10.5556/j.tkjm.33.2002.305}, abstractNote={The aim of the present paper is to establish some new finite difference inequalities involving functions of two independent variables which provide explicit bounds on unknown functions. The inequalities given here can be used as tools in the qualitative theory of certain partial finite difference equations.}, number={1}, journal={Tamkang Journal of Mathematics}, author={Pachpatte, B. G.}, year={2002}, month={Mar.}, pages={57-66} }