%0 Journal Article %T Oscillatory Criteria for the Two-Dimensional Difference Systems %A Jin-Fa Cheng %A Yu-Ming Chu %J Journal of Inequalities and Applications %D 2010 %I Springer %R 10.1155/2010/209309 %X We establish some necessary and sufficient conditions for oscillation of the solutions of the following two-dimensional difference system: ¦¤xn=f(n,yn), ¦¤yn= g(n,xn), where f(n,u) and g(n,u) are strongly superlinear or sublinear functions. %U http://dx.doi.org/10.1155/2010/209309