Bifurcation of limit cycles from the class \(Q_{3}^{N H}\) of quadratic systems possessing centers is investigated. Bifurcation diagrams for various systems in this class are constructed, and are used to locate systems possessing a period annulus whose closure has cyclicity three. "1995 Acidenic Pre
Bifurcation of Limit Cycles in a Particular Class of Quadratic Systems with Two Centers
β Scribed by W.T. Vanhorssen; R.E. Kooij
- Publisher
- Elsevier Science
- Year
- 1994
- Tongue
- English
- Weight
- 861 KB
- Volume
- 114
- Category
- Article
- ISSN
- 0022-0396
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β¦ Synopsis
Within the class of quadratic perturbations we show analytically or numerically how many limit cycles can be bifurcated at first order out of the periodic orbits nested around the centre point in ((0,0)) or nested around the centre point in ((0,1 / n)) of the quadratic system (\dot{x}=-y+n y^{2}, \dot{y}=x-x y) with (0<n<1). O 1994 Academic Press, Inc.
π SIMILAR VOLUMES
In this paper a class of quadratic systems is studied. By quadratic systems we mean autonomous quadratic vector fields in the plane. The class under consideration is class \(\mathrm{II}_{n=0}\) in the Chinese classification of quadratic systems. Bifurcation sets \(\delta=\delta^{*}(l, m)(m>2, l>0)\)