Commun. Korean Math. Soc. 2005; 20(2): 351-358
Printed June 1, 2005
Copyright © The Korean Mathematical Society.
Sung Kyu Choi, Nam Jip Koo, Dong Man Im
Chungnam National University, Chungnam National University, Chongju University
We study asymptotic equivalence between nonlinear difference system $$\Delta x(n)=f(n,x(n)) $$ and its variational system $$\Delta v(n)=f_x(n,0)v(n).$$
Keywords: asymptotic equilibrium, asymptotic equivalence, nonlinear difference system, variational system, comparison principle
MSC numbers: 34D10, 39A11
2011; 26(1): 37-49
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