On the existence of positive solutions for the bending elastic beam equations

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摘要

This paper discusses the existence of positive solutions of the fourth-order boundary value problemu(4)=f(t,u,u″),0

论文关键词：Statically elastic beam equation,Positive solution,Cone,Fixed point index

论文评审过程：Available online 11 January 2007.

论文官网地址：https://doi.org/10.1016/j.amc.2006.11.144