Periodic solutions of logistic equations with time delay

被引：6

作者：

Lisena, Benedetta ^{[1
]}

机构：

[1] Univ Bari, Dipartimento Matemat, I-70125 Bari, Italy

来源：

APPLIED MATHEMATICS LETTERS | 2007年 / 20卷 / 10期

关键词：

delay equations; logistic equation; periodic solution;

D O I：

10.1016/j.aml.2006.11.008

中图分类号：

O29 [应用数学];

学科分类号：

070104 ;

摘要：

A new criterion is established for the existence of positive periodic solutions to the following delay logistic equation: u' (t) = u(t)[r(t) - a(t)u(t) + b(t)u(t - r)] where r(t), a(t), b(t) are periodic continuous functions, a(t) > 0, b(t) >= 0 and r(t) has positive average. (C) 2007 Elsevier Ltd. All rights reserved.

引用

页码：1070 / 1074

页数：5

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