A class of fourth order singular boundary value problems
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摘要
By constructing lower and upper solutions and with the maximal theorem, the author gives a necessary and sufficient condition for the existence of C2[0,1] as well as C3[0,1] positive solutions of singular boundary value problems for a class of fourth order sublinear differential equations.
论文关键词:Singular boundary value problem,Positive solution,Lower and upper solution,Maximum principle
论文评审过程:Available online 12 August 2003.
论文官网地址:https://doi.org/10.1016/S0096-3003(03)00683-0