An existence theorem for singular boundary value problems with sign changing nonlinearities
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摘要
In this paper, we consider the singular boundary value problem-1ppu′′=f(t,u,pu′),0
论文关键词：Singular boundary value problem,Upper and lower solutions,Sign changing nonlinearities,Existence
论文评审过程：Available online 25 September 2007.
论文官网地址：https://doi.org/10.1016/j.amc.2007.07.082
