Infinitely many homoclinic orbits for Hamiltonian systems with group symmetries.
Lee, Cheng (1999)
Electronic Journal of Differential Equations (EJDE) [electronic only]
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Lee, Cheng (1999)
Electronic Journal of Differential Equations (EJDE) [electronic only]
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Chen, Chao-Nien, Tzeng, Shyuh-yaur (2000)
Electronic Journal of Differential Equations (EJDE) [electronic only]
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Rabinowitz, Paul H. (1995)
Electronic Journal of Differential Equations (EJDE) [electronic only]
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Chen, Chao-Nien, Tzeng, Shyuh-yaur (1997)
Electronic Journal of Differential Equations (EJDE) [electronic only]
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Abdallah Hamidi, Gennady Laptev (2003)
Open Mathematics
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Problems of existence and nonexistence of global nontrivial solutions to quasilinear evolution differential inequalities in a product of cones are investigated. The proofs of the nonexistence results are based on the test-function method developed, for the case of the whole space, by Mitidieri, Pohozaev, Tesei and Véron. The existence result is established using the method of supersolutions.
Chen, Chao-Nien, Tzeng, Shyuh-yaur (1999)
Electronic Journal of Differential Equations (EJDE) [electronic only]
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Tintarev, K. (1999)
Electronic Journal of Differential Equations (EJDE) [electronic only]
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Addou, Idris, Benmezaï, Abdelhamid (1999)
Electronic Journal of Differential Equations (EJDE) [electronic only]
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El Amrouss, A.R., Moussaoui, M. (2000)
Electronic Journal of Differential Equations (EJDE) [electronic only]
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Tersian, Stepan (1999)
Electronic Journal of Differential Equations (EJDE) [electronic only]
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Elmahi, A., Meskine, D. (2005)
Portugaliae Mathematica. Nova Série
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Li, Yanyan, Wang, Zhi-Qiang (2001)
Electronic Journal of Differential Equations (EJDE) [electronic only]
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Aharouch, L., Rhoudaf, M. (2005)
JIPAM. Journal of Inequalities in Pure & Applied Mathematics [electronic only]
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