Cyclicity of elementary polycycles and ensembles with codimension \(3\) degeneration.
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Publication:5955940
DOI10.1007/BF02883460zbMath1094.37501OpenAlexW1966392294MaRDI QIDQ5955940
Zhi-Fen Zhang, Lincheng Zhao, Weigu Li
Publication date: 18 February 2002
Published in: Chinese Science Bulletin (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1007/bf02883460
Related Items (4)
Linear estimation and distribution of the limit cycles bifurcated from a kind of degenerate polycycles ⋮ Cyclicity of several planar graphics and ensembles through three singular points without generic conditions ⋮ Cyclicity of elementary polycycles and ensembles with codimension \(3\) degeneration. ⋮ Cyclicity of degenerate polycycles through a saddle-node and two hyperbolic saddles
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