SPREADING SPEEDS AND TRAVELING WAVES FOR NONMONOTONE INTEGRODIFFERENCE EQUATIONS

被引：149

作者：

Hsu, Sze-Bi ^{[1
]}

Zhao, Xiao-Qiang ^{[2
]}

机构：

[1] Natl Tsing Hua Univ, Dept Math, Hsinchu, Taiwan

[2] Mem Univ Newfoundland, Dept Math & Stat, St John, NF A1C 5S7, Canada

来源：

SIAM JOURNAL ON MATHEMATICAL ANALYSIS | 2008年 / 40卷 / 02期

基金：

加拿大自然科学与工程研究理事会;

关键词：

integrodifference equations; nonmonotone integral operators; spreading speeds; linear determinacy; traveling waves;

D O I：

10.1137/070703016

中图分类号：

O29 [应用数学];

学科分类号：

070104 ;

摘要：

The spreading speeds and traveling waves are established for a class of nonmonotone discrete-time integrodifference equation models. It is shown that the spreading speed is linearly determinate and coincides with the minimal wave speed of traveling waves.

引用

页码：776 / 789

页数：14

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