About the generalized Hopf bifurcations at infinity for planar cubic systems
- Autores: Eduardo Sáez, Renata Vásquez, Jorge Billeke
- Localización: Revista Colombiana de Matemáticas, ISSN-e 0034-7426, Vol. 29, Nº. 2, 1995, págs. 89-93
- Idioma: inglés
- Enlaces
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Resumen
In this paper we prove the existence of four infinitesimal limit cycles bifurcating at infinity for a class of planar cubic systems. Necessary and sufficient conditions to obtain a center for that class are established.
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