摘要
本文得到一类时滞差分方程解的全局吸引性的几个新的充分条件 ,包含或改进了一些已知结果 ,把G .
Several new sufficient conditions are given for the global attractivity of solutions of a kind of delay difference equations. They either include or improve some known results and put the study of Ladas' conjecture forward.
基金
SupportedbytheNationalNaturalScienceFoundationofChina(10 0 710 2 2 )
SupportedbytheMathe maticalTianyuanFoundationofChina(TY10 0 2 6 0 0 2 - 0 1- 0 5 - 0 3)
SupportedbytheShanghaiPriorityAcademicDiscipline
关键词
时滞差分方程
全局吸引性
正半环
负半环
振动
delay difference equation
global attractivity
positive semicycle
negative semicycle
periodic point of prime period two
