In the paper, we investigate the following nonlinear Schrodinger equation involving a sign-changing and vanishing term of V(x), -Delta u + lambda V(x)u = K(x)g(x,u), x is an element of R-N,N >= 3. We obtain a sign-changing ground state solution(for lambda>0 large) for more general nonlinearities by variational methods.
机构:
Tianjin Univ, Ctr Appl Math, Tianjin 300072, Peoples R China
Utah State Univ, Dept Math & Stat, Logan, UT 84322 USATianjin Univ, Ctr Appl Math, Tianjin 300072, Peoples R China
Wang, Zhi-Qiang
Xia, Jiankang
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Nankai Univ, Chern Inst Math, Tianjin 300071, Peoples R ChinaTianjin Univ, Ctr Appl Math, Tianjin 300072, Peoples R China
机构:
Hunan Normal Univ, Lab High Performance Comp & Stochast Informat Pro, Coll Math & Comp Sci, Changsha 410081, Hunan, Peoples R ChinaHunan Normal Univ, Lab High Performance Comp & Stochast Informat Pro, Coll Math & Comp Sci, Changsha 410081, Hunan, Peoples R China
机构:
Dalian Univ Technol, Sch Math Sci, Dalian 116024, Peoples R China
Tonghua Normal Uninvers, Sch Math, Tonghua 134002, Jilin, Peoples R ChinaDalian Univ Technol, Sch Math Sci, Dalian 116024, Peoples R China
Wang, Li-Li
Han, Zhi-Qing
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Tonghua Normal Uninvers, Sch Math, Tonghua 134002, Jilin, Peoples R ChinaDalian Univ Technol, Sch Math Sci, Dalian 116024, Peoples R China
机构:
Nicholas Copernicus Univ, Fac Math & Comp Sci, Ul Chopina 12-18, PL-87100 Torun, PolandNicholas Copernicus Univ, Fac Math & Comp Sci, Ul Chopina 12-18, PL-87100 Torun, Poland
Bieganowski, Bartosz
Mederski, Jaroslaw
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Nicholas Copernicus Univ, Fac Math & Comp Sci, Ul Chopina 12-18, PL-87100 Torun, Poland
Polish Acad Sci, Inst Math, Ul Sniadeckich 8, PL-00956 Warsaw, PolandNicholas Copernicus Univ, Fac Math & Comp Sci, Ul Chopina 12-18, PL-87100 Torun, Poland