Abstract
This paper is concerned with the following periodic Hamiltonian elliptic system
where the potential V is periodic and 0 lies in a gap of the spectrum of −Δ + V, f(x, t) and g(x, t) depend periodically on x and are superlinear but subcritical in t at infinity. By establishing a variational setting, existence of a ground state solution and multiple solution for odd f and g are obtained.
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Supported partly by NSFC(11061040 and 11001008), NSFY of Yunnan Province(2008CD112 and 2009CD043) and the Foundation of Education Committee of Yunnan Province, China.
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Zhao, F., Zhao, L. & Ding, Y. Multiple solutions for a superlinear and periodic elliptic system on \({\mathbb{R}^N}\) . Z. Angew. Math. Phys. 62, 495–511 (2011). https://doi.org/10.1007/s00033-010-0105-0
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DOI: https://doi.org/10.1007/s00033-010-0105-0