一阶微分不连续脉冲方程初值问题解的存在性  

Existence of Solutions for Initial Value Problems of First Order Impulsive Equations with Discontinuous Differentiation

作　　者：闫长香[1] 朱丽梅[2] 田贺民[3] 

机构地区：[1]北京理工大学应用数学系,北京100081 [2]沈阳航空工业学院 [3]沈阳工业学院

出　　处：《沈阳工业学院学报》2000年第3期83-87,共5页Journal of Shenyang Institute of Technology

基　　金：国家自然科学基金! (198710 0 5 )

摘　　要：利用上下解方法和单调迭代方法及In this paper the authors present some existence results for the initial value problems for first order impulsive equations with discontinuous differentiation by means of the method of upper and lower solutions,the monotone iterative scheme and Schauder fixed point theorem.

关 键 词：微分 不连续 上下解 初值问题 脉冲微分方程 存在性 SCHAUDER不动点定理 

分 类 号：O175[理学—数学]