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一类拟线性椭圆系统非平凡解的多重性 被引量:2

On Multiplicity of Nontrivial Solutions for a Class of Quasilinear Elliptic Systems
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摘要 利用Ekeland's变分原理和山路引理,获得一类具有凹凸非线性项和变号位势的椭圆系统至少2个非平凡非负解的存在性. According to the Ekeland's variational principle and the mountain pass theorem,the existence of at least two nontrivial solutions for a class of quasilinear elliptic systems involving concave-convex nonlinearities and sign-changing weight functions has been obtained.
出处 《西南师范大学学报(自然科学版)》 CAS CSCD 北大核心 2014年第6期25-28,共4页 Journal of Southwest China Normal University(Natural Science Edition)
基金 贵州省科教青年英才培养工程项目(黔省专合字(2012)157号) 贵州省科技厅项目(黔科合J字LKM[2012]19号)
关键词 拟线性椭圆系统 凹凸非线性项 变号位势函数 Ekeland's变分原理 山路引理 quasilinear elliptic equations; concave-convex nonlinearities; sign-changing weight functions Ekeland's variational principle; mountain pass theorem
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