Global Asymptotic Behavior of a Two-dimensional System of Difference Equations Modeling Cooperation

2003 ◽  
Vol 9 (1) ◽  
pp. 149-159 ◽  
Author(s):  
M.R.S. Kulenović ◽  
M. Nurkanović
Author(s):  
Erkan Taşdemir

In this paper, we study the global asymptotically stability of following system of difference equations with quadratic terms: x_{n+1}=A+B((y_{n})/(y_{n-1}²)),y_{n+1}=A+B((x_{n})/(x_{n-1}²)) where A and B are positive numbers and the initial values are positive numbers. We also investigate the rate of convergence and oscillation behaviour of the solutions of related system.


2011 ◽  
Vol 48 (1) ◽  
pp. 153-163
Author(s):  
Zdeněk Opluštil

Abstract Some oscillation criteria are established for two-dimensional systems of first order linear difference equations.


Filomat ◽  
2020 ◽  
Vol 34 (4) ◽  
pp. 1167-1186
Author(s):  
Merve Kara ◽  
Yasin Yazlik

In this paper, we show that the following three-dimensional system of difference equations xn = zn-2xn-3/axn-3 + byn-1, yn = xn-2yn-3/cyn-3 + dzn-1, zn = yn-2zn-3/ezn-3+ fxn-1, n ? N0, where the parameters a, b, c, d, e, f and the initial values x-i, y-i, z-i, i ? {1, 2, 3}, are real numbers, can be solved, extending further some results in literature. Also, we determine the asymptotic behavior of solutions and the forbidden set of the initial values by using the obtained formulas.


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