机构地区: 上海理工大学理学院
出 处: 《系统科学与数学》 2011年第12期1664-1672,共9页
摘 要: 利用范数形式的Leggett-Williams不动点定理,给出了一类共振二阶多点边值问题正解的存在性,所得结果不同于已有文献. By using Leggett-Williams norm-type theorem due to O'Regan and Zima,we establish the existence of positive solution for a class of second-order m-point boundary value problem.An example is given to demonstrate the effectiveness of the result.