OSCILLATION OF SUB LINEAR DIFFERENCE EQUATIONS WITH POSITIVE NEUTRAL TERM

  • LI QIAOLUAN (College of Mathematics and Information of Science, Hebei Normal University) ;
  • WANG CHUNGIAO (Department of Mathematics, Yashan University) ;
  • LI FANG (Funditional Medical College, Hebei Medical University) ;
  • LIANG HAIYAN (College of Mathematics and Information of Science, Hebei Normal University) ;
  • ZHANG ZHENGUO (College of Mathematics and Information of Science, Hebei Normal University)
  • 발행 : 2006.01.01

초록

In this paper, we consider the oscillation of first order sublinear difference equation with positive neutral term $\Delta(\chi(n)+p(n)\chi(\tau(n)))+f(n,\chi(g1(n)),\cdots,\chi(gm(n)))=0$. We obtain necessary and sufficient conditions for the solutions of this equation to be oscillatory.

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