二阶奇异周期边值问题的正解的存在性  

Existence of Positive Solutions to Second Order Singular Differential Equation with Period Boundary Conditions

作　　者：汤宇[1] 

机构地区：[1]吉林工商学院基础部

出　　处：《中国科教创新导刊》2013年第13期73-74,共2页CHINA EDUCATION INNOVATION HERALD

摘　　要：本文利用一个新的锥不动点定理给出二阶奇异周期边值问题的正解存在的条件,在实际应用中,定理的条件比较易于验证。In this paper we present a new existence theory for positive periodic solutions for periodic boundary value problems by applying a new known fixed point theorem in cones.The conditions in our main theorems can easily be checked in practice.

关 键 词：正解 周期边值问题 锥不动点定理 格林函数 

分 类 号：O175.8[理学—数学]