文章基本信息

标题：Simplicity and stability of the first eigenvalue of a nonlinear elliptic system
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作者：Abdelouahed El Khalil ; Said El Manouni ; Mohammed Ouanan 等
期刊名称：International Journal of Mathematics and Mathematical Sciences
印刷版ISSN：0161-1712
电子版ISSN：1687-0425
出版年度：2005
卷号：2005
DOI：10.1155/IJMMS.2005.1555
出版社：Hindawi Publishing Corporation
摘要：We prove some properties of the first eigenvalue for the elliptic system −Δpu=λ|u|α|v|βv in Ω, −Δqv=λ|u|α|v|βu in Ω, (u,v)∈W01,p(Ω)×W01,q(Ω). In particular, the first eigenvalue is shown to be simple. Moreover, the stability with respect to (p,q) is established.