TY - GEN N1 - Bibliogr.: p. 23-27. ; összefoglalás angol nyelven UR - http://acta.bibl.u-szeged.hu/82281/ SN - 1417-3875 CY - Szeged AV - public ID - acta82281 TI - Homoclinic solutions for a class of asymptotically autonomous Hamiltonian systems with indefinite sign nonlinearities EP - 27 Y1 - 2023/// KW - Hamilton rendszer N2 - In this paper, we obtain the multiplicity of homoclinic solutions for a class of asymptotically autonomous Hamiltonian systems with indefinite sign potentials. The concentration-compactness principle is applied to show the compactness. As a byproduct, we obtain the uniqueness of the positive ground state solution for a class of autonomous Hamiltonian systems and the best constant for Sobolev inequality which are of independent interests. A1 - Wu Dong-Lun ER -