Centers and foci for a class of cubic systems

被引:9
作者
Sadovskii, AP [1 ]
机构
[1] Grodno State Univ, Grodno, BELARUS
关键词
D O I
10.1023/A:1017552612453
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
[No abstract available]
引用
收藏
页码:1812 / 1818
页数:7
相关论文
共 6 条
[1]  
Fronville A, 1998, FUND MATH, V157, P191
[2]   A CUBIC SYSTEM WITH 8 SMALL-AMPLITUDE LIMIT-CYCLES [J].
JAMES, EM ;
LLOYD, NG .
IMA JOURNAL OF APPLIED MATHEMATICS, 1991, 47 (02) :163-171
[3]  
LIU YR, 1990, CHINESE SCI BULL, V35, P1241
[4]  
WANG DM, 1990, J DIFFER EQUATIONS, V87, P305
[5]   The problem of center for resonant singular points of polynomial vector fields [J].
Zoladek, H .
JOURNAL OF DIFFERENTIAL EQUATIONS, 1997, 137 (01) :94-118
[6]   11 SMALL LIMIT-CYCLES IN A CUBIC VECTOR FIELD [J].
ZOLADEK, H .
NONLINEARITY, 1995, 8 (05) :843-860