Journal of Guangdong University of Technology ›› 2000, Vol. 17 ›› Issue (2): 96-100.
• Comprehensive Studies • Previous Articles Next Articles
The Limit Cycle of Equation for Van der pol Form That Has Two Strange Points
- (Dept.of Mathematics and physics,GDUT,Guangzhou,510090,China)
| [1] 余澍祥. 证明极限环存在与唯一性的φилиппов方法[J]. 数学学报. 1964(03) [1] Sansone G ed,Conti R.Solution periodielle dell′equazione x··+f( x) x·+g( x)=0, avente due soluzion gingolari, Abh,Math , Sem uni Humb. . 1956 |
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Tel：020-37626653,020-37626139,020-37626396
Email：xbzrb@gdut.edu.cn
Supported:Beijing Magtech