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二阶三点边值问题多解的存在性 被引量:2

Existence of Multiple Solutions for Second Order Three-Point Boundary Value Problems
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摘要 利用格结构下的不动点定理,研究了二阶三点边值问题u''(t)+f(t,u(t))=0,0≤t1,u(0)=0,u(1)=ɑu(η)存在多个解,其中至少存在一个正解,一个负解,一个变号解. In this paper, by using the fixed point theorem with lattice structure, we discuss the existence of multiple solutions for the following second order three-point boundary value problem
出处 《数学的实践与认识》 CSCD 北大核心 2014年第5期206-210,共5页 Mathematics in Practice and Theory
基金 国家自然科学基金(10971179) 山东省博士基金(BS2012SF022) 山东省教育厅科研计划项目(J11LA07)
关键词 拓扑度 解的存在性 lattice topological degree existence of solution
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