The problem of distinguishing between a center and a focus for nilpotent and degenerate analytic systems

Héctor Giacomini, Jaume Giné, Jaume Llibre

Type: Article

Publication Date: 2006-04-27

Citations: 96

DOI: https://doi.org/10.1016/j.jde.2006.03.012

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Journal of Differential Equations - View
arXiv (Cornell University) - View - PDF
HAL (Le Centre pour la Communication Scientifique Directe) - View
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+	ON THE CENTER PROBLEM FOR DEGENERATE SINGULAR POINTS OF PLANAR VECTOR FIELDS	2002	Vı́ctor Mañosa