Communications of the
Korean Mathematical Society
CKMS

ISSN(Print) 1225-1763 ISSN(Online) 2234-3024

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Commun. Korean Math. Soc. 2005; 20(2): 351-358

Printed June 1, 2005

Copyright © The Korean Mathematical Society.

On asymptotic property for nonlinear difference systems

Sung Kyu Choi, Nam Jip Koo, Dong Man Im

Chungnam National University, Chungnam National University, Chongju University

Abstract

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

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