Phase portraits of uniform isochronous quartic centers

JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS

卷:287

Article

Itikawa, Jackson¹  Llibre, Jaume¹ 

[1] Univ Autonoma Barcelona, Dept Math, E-08193 Barcelona, Catalonia, Spain

关键词: Polynomial vector field;    Uniform isochronous center;    Phase portrait;   

DOI  :  10.1016/j.cam.2015.02.046

来源: Elsevier

【 摘 要 】

In this paper we classify the global phase portraits in the Poincare disc of all quartic polynomial differential systems with a uniform isochronous center at the origin such that their nonlinear part is not homogeneous. (C) 2015 Elsevier B.V. All rights reserved.

【 授权许可】

Free