Figure 6From: On the solutions of some nonlinear systems of difference equations This figure shows the periodicity of the solutions of difference equations system ( 6 ) with initial conditions x − 2 =4 , x − 1 =−7 , x 0 =−0.5 , y − 2 =−4 , y − 1 =6 and y 0 =0.5 . Back to article page