Abstract
© 2019 Texas State University. We provide the normal forms of all Z2-symmetric planar polynomial Hamiltonian systems of degree 3 having a nilpotent center at the origin. Furthermore, we complete the classification of the global phase portraits in the Poincaré disk of the above systems initiated by Dias, Llibre and Valls [9].
Original language | English |
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Journal | Electronic Journal of Differential Equations |
Volume | 2019 |
Publication status | Published - 1 Jan 2019 |
Keywords
- Nilpotent center
- Phase portrait
- Poincaré compactication
- Polynomial Hamiltonian systems
- Z -symmetric 2