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
收藏
页码：776 / 789
页数：14
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