Study of Perturbed LotkaβVolterra System
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A. Gasull; A. Guillamon; Chengzhi Li; Zhifen Zhang
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Article
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1996
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Elsevier Science
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English
β 266 KB
We consider the LotkaαVolterra system as a Hamiltonian one and study a special perturbation of it. For this perturbed system we get results on the number of limit cycles. The main tools used are Abelian integrals and degenerate Hopf bifurcation.