摘要
建立了边值问题w″+k(t)wa=0,w(0)=w(1)=0的一个正解存在定理,其中允许k(t)在[0,1]上改变符号.
An existence theorem of positive solution for BVP w'+ k(t) w' = 0, w(0) = w (1) = 0 is established, here k(t) is allowed to changes sign on [0, 1].
出处
《应用泛函分析学报》
CSCD
2001年第2期107-111,共5页
Acta Analysis Functionalis Applicata
关键词
经典Emden方程
两点边值问题
系数变号
锥
不动点定理
正解
存在定理
classical Emden equation
two-point boundary value problem
coefficient that changes sign
fixed point theorem on cone