摘要
利用上下解方法和极大值原理给出了一类高阶微分方程的奇异边值问题正解存在的充分必要条件.
A necessary and sufficient coindition for the existence of positive solutions of a class of singular boundary value problems of higher order differential equations is given by means of the method of lower and upper solutions with the maximum principle.
出处
《应用泛函分析学报》
CSCD
2004年第3期250-255,共6页
Acta Analysis Functionalis Applicata
基金
国家自然科学基金(10371066
10371013)
