|
|||||
|
|
The problem of general center-focus and bifurcation of limit cycles for a planar system of nine degrees |
|
| Authors: | Chaoxiong Du Yirong Liu |
| Affiliation: | 1. Mathematics School of Central South University, ChangSha, HuNan, 410083, PR China;2. Department of Mathematics, Hunan Shaoyang University, Shaoyang, Hunan, 422000, PR China |
| Abstract: | |
| Keywords: | General equivariant system General center General fine focus General focal values Limit cycle |
| 本文献已被 ScienceDirect 等数据库收录！ | |