On the existence of positive solutions of fourth-order difference equations

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摘要

In this paper, by means of Krasnosel'skii's fixed point theorem, the existence of positive solutions of fourth-order difference equations is considered.

论文关键词：Positive solution,Difference equation,Krasnosel'skii's fixed point theorem

论文评审过程：Available online 7 January 2004.

论文官网地址：https://doi.org/10.1016/j.amc.2003.12.016