ON CLOSED ORBIT FOR A CLASS OF PLANAR SYSTEMS OF HIGH DEGREE

作     者：张伟年 

作者机构：Department of Mathematics Sichuan Union University East Area Chengdu China 

出 版 物：《Acta Mathematicae Applicatae Sinica》 (应用数学学报（英文版）)

年 卷 期：1997年第13卷第4期

页      面：395-404页

核心收录：

学科分类：0711[理学-系统科学] 07[理学] 070104[理学-应用数学] 071101[理学-系统理论] 0701[理学-数学] 

基　　金：国家自然科学基金 

主　　题：Closed orbit Hopf bifurcation Dulac function 

摘      要：or a class of planar polynomial differential systems of degree p+q, arising from biochemical reactions, there are given conditions of parameters under which the systems produce Hopf bifurcation with limit cycles appearing, or have no closed orbits.