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时滞格微分方程组的行波解
引用本文:黄建华,路钢. 时滞格微分方程组的行波解[J]. 数学年刊A辑(中文版), 2004, 0(2)
作者姓名:黄建华  路钢
作者单位:湖南大学数学与计量经济学院,华中师范大学数学系 长沙 410082,国防科技大学数学系,长沙 410073,武汉 430079
基金项目:国家自然科学基金(No.19971032)资助的项目.
摘    要:
本文利用Schauder不动点定理的方法和上、下解技巧,研究了时滞格微分方程组的行波解,给出了当系统的非线性项满足“拟单调条件”和“指数拟单调条件”时行波解的存在性.

关 键 词:行波解  Schauder不动点定理  上下解  拟单调性

TRAVELING WAVE SOLUTIONS IN SYSTEMS OF DELAYED LATTICE DIFFERENTIAL EQUATIONS
HUANG Jianhua LU GangCollege of Mathematics and Econometrics,Hunan University,Chongsha ,China. TRAVELING WAVE SOLUTIONS IN SYSTEMS OF DELAYED LATTICE DIFFERENTIAL EQUATIONS[J]. Chinese Annals of Mathematics, 2004, 0(2)
Authors:HUANG Jianhua LU GangCollege of Mathematics  Econometrics  Hunan University  Chongsha   China
Affiliation:HUANG Jianhua LU GangCollege of Mathematics and Econometrics,Hunan University,Chongsha 410082,China, Department of Mathematics,National University of Defense Technology,Changsha 410073,China.Department of Mathematics,Central China Normal University,Wuhan 430079,China.
Abstract:
This paper investigates the systems of delayed lattice differential equations. By Schauder fixed point theorem and upper-lower solutions technique, the existences of traveling wave front solution are established, both quasimonotone case and non-quasimonotone case are considered.
Keywords:Traveling wave fronts   Schauder fixed point theorem   Upper and lower solutions   Quasimonotonicity  
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