文章基本信息

标题：Construction of upper and lower solutions for singular discrete initial and boundary value problems via inequality theory
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作者：Haishen Lü ; Donal O'Regan
期刊名称：Advances in Difference Equations
印刷版ISSN：1687-1839
电子版ISSN：1687-1847
出版年度：2005
卷号：2005
期号：3
页码：205-214
DOI：10.1155/ADE.2005.205
出版社：Hindawi Publishing Corporation
摘要：
We present new existence results for singular discrete initial and boundary value problems. In particular our nonlinearity may be singular in its dependent variable and is allowed to change sign.