Existence of positive solutions for a semipositone discrete boundary value problem

被引：4
作者：
Luca, Rodica [1 ]
机构：
[1] Gh Asachi Tech Univ, Dept Math, Iasi 700506, Romania
来源：
NONLINEAR ANALYSIS-MODELLING AND CONTROL | 2019年 / 24卷 / 04期
关键词：
difference equations; multi-point boundary conditions; positive solutions; sign-changing nonlinearity; DIFFERENCE-EQUATIONS; SYSTEM;
D O I：
10.15388/NA.2019.4.10
中图分类号：
O29 [应用数学];
学科分类号：
070104 ;
摘要：
We investigate the existence of positive solutions for a nonlinear second-order difference equation with a linear term and a sign-changing nonlinearity, supplemented with multi-point boundary conditions. In the proof of our main results, we use the Guo-Krasnosel'skii fixed point theorem.
引用
收藏
页码：658 / 678
页数：21
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