November 2010, Volume 9, Issue 1-2, pp 319-324,
Open Access This content is freely available online to anyone, anywhere at any time.
Date: 14 Oct 2010
Focal Values of Plane Cubic Centers
We prove that the vanishing of 11 focal values is not sufficient to ensure that a complex plane cubic system has a complex center. This is done by finding a complex cubic system with a high order weak focus using an extensive computer search.
- Focal Values of Plane Cubic Centers
- Open Access
- Available under Open Access This content is freely available online to anyone, anywhere at any time.
Qualitative Theory of Dynamical Systems
Volume 9, Issue 1-2 , pp 319-324
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- SP Birkhäuser Verlag Basel
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