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半正二阶三点边值问题正解的存在性

Existence of Positive Solutions Semi-Positive Second-OrderThree-Point Boundary Value Problems
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摘要 运用锥上的不动点定理获得了半正二阶三点边值问题正解的存在性结果,其中λ 】0, 0 【η 【1 且满足 0 【αη 【1,f∈C([0,1]×[0,∞),(−∞, ∞))存在正常数 M 使得f(t,ω)≥−M 成立。 By using the fixed-point theorem in cones, we obtain the existence of positive solutions for the semi-positive second-order three-point boundary value problems where λ >0, 0
作者 杜高峰
机构地区 西北师范大学数学与统计学院
出处 《理论数学》 2021年第4期685-693,共9页 Pure Mathematics
关键词 三点边值问题 半正 正解 不动点定理
分类号 O17 [理学—基础数学]
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理论数学
2021年 第4期

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