POSITIVE PERIODIC SOLUTION FOR A CLASS OF DIFFERENTIAL EQUATION WITH STATE-DEPENDENT DELAYS

• 作者: Han Fei Wang Quanyi
• 来源期刊: 微分方程年刊：英文版
• 学科: 数学
• 关键词: 微分方程 正周期解 圆锥固定点 状态延迟
• 年，卷（期）: 2005,（3）
• 页码范围: 290-293
• 页数: 4页
• 分类号: O175

摘要

<正>By utilizing the Krasnoselskii's fixed point theorem in cones we obtain some sufficient conditions which guarantee the existence of positive periodic solution for a class of differential equations with state-dependent delays. The results in the papers [1,2] have been improved.