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具变号非线性项二阶四点边值问题的两个正解

A double positive solutions for fourpoint boundary value problem with sign changeable nonlinearity
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摘要 利用锥上的不动点定理,研究了一类具有变号非线性项的二阶四点边值问题的两个正解的存在性,得到了存在两个正解的充分条件. Using a fixed point theorem in two cones, the sufficient conditions are obtained to ensure the existence of double positive solutions for a class of second-order four-points boundary value problems with sign-changeable f（ t, x）.
作者 杨刘 沈春芳
机构地区 合肥师范学院数学系
出处 《上海理工大学学报》 CAS 北大核心 2008年第5期456-460,共5页 Journal of University of Shanghai For Science and Technology
基金 安徽省教育厅高等学校自然科学研究资助项目(Kj2007b055) 安徽省教育厅青年教师资助项目(2007jqL101 2007jqL102)
关键词 四点边值问题 GREEN函数 锥 正解 four-points boundary value problem Green function cone positive solution
分类号 O175.8 [理学—基础数学]
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参考文献6

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二级参考文献13

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共引文献26

上海理工大学学报
2008年 第5期

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