Finite cyclicity of elementary graphics surrounding a focus or center in quadratic systems.
DOI10.1007/BF02969336zbMath1042.34062OpenAlexW2045616469MaRDI QIDQ1415971
Freddy Dumortier, Ana M. Guzmán-Gómez, Christiane Rousseau
Publication date: 9 December 2003
Published in: Qualitative Theory of Dynamical Systems (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1007/bf02969336
Topological structure of integral curves, singular points, limit cycles of ordinary differential equations (34C05) Bifurcation theory for ordinary differential equations (34C23) Theory of limit cycles of polynomial and analytic vector fields (existence, uniqueness, bounds, Hilbert's 16th problem and ramifications) for ordinary differential equations (34C07) Dynamics induced by flows and semiflows (37C10) Bifurcations of limit cycles and periodic orbits in dynamical systems (37G15)
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Cites Work
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