Rachid Boukoucha
Abstract: Submitted October 4, 2016. Published September 13, 2017.
Math Subject Classifications: 34A05, 34C05, 34CO7, 34C25.
Key Words: Planar polynomial differential system; first integral;
Algebraic limit cycle; non-algebraic limit cycle.
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Rachid Boukoucha Department of Technology Faculty of Technology University of Bejaia 06000 Bejaia, Algeria email: rachid_boukecha@yahoo.fr |
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