Limit cycles bifurcated from the period annulus of a class of quadratic integrable planar system [ Back ]

Date:
10.11.14   
Times:
15:30 to 16:30
Place:
UAB - Dept. Matemàtiques (C1/-128)
Speaker:
Haihua Liang
University:
Guangdong Polytechnic Normal University

Abstract:

We study  the quadratic perturbations of a one-parameter family of quadratic reversible system, having a center of genus one. The exact upper bound of the number of limit cycles emerging from the period annulus surrounding the center of the unperturbed system is given.