On a class of semipositone discrete boundary value problems
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- 作者：Guoqing Zhang and Sanyang Liu
- 关键词：Critical point theory ; Semipositone ; Discrete boundary value problems ; Sublinear and superlinear
- 刊名：Journal of Mathematical Analysis and Applications
- 出版年：2007
- 出版时间：1 January 2007
- 年：2007
- 卷：325
- 期：1
- 页码：175-182
- 全文大小：120 K
文摘
In this paper, we deal with a class of semipositone discrete boundary value problems via critical point theory developed by Chang, and obtain nonexistence and multiplicity results on sublinear nonlinearities and an existence result on superlinear nonlinearities, respectively.