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The Generalized Center-Weak Saddle of General Homogeneous System of Degree n
引用本文:万维明,迟晓恒. The Generalized Center-Weak Saddle of General Homogeneous System of Degree n[J]. 东北数学, 1997, 0(4)
作者姓名:万维明  迟晓恒
作者单位:Department of Mathematics,Northeast Forestry University,Harbin,150040,Department of Mathematics,Northeast Forestry University,Harbin,150040
摘    要:In this paper,a problem of center-weak focus of a homogeneous system of degree n is transformed into a problem of generalized center-weak saddle. It provides formulae for the saddle values of the first (4-(-1)n)m orders in such a system,where m=n-1 if n is an even number and m=(n-1)/2 if n is an odd number.


The Generalized Center-Weak Saddle of General Homogeneous System of Degree n
Wan Weiming Chi Xiaoheng. The Generalized Center-Weak Saddle of General Homogeneous System of Degree n[J]. Northeastern Mathematical Journal, 1997, 0(4)
Authors:Wan Weiming Chi Xiaoheng
Abstract:In this paper,a problem of center-weak focus of a homogeneous system of degree n is transformed into a problem of generalized center-weak saddle. It provides formulae for the saddle values of the first (4-(-1)n)m orders in such a system,where m=n-1 if n is an even number and m=(n-1)/2 if n is an odd number.
Keywords:Center  Focus  Saddle  Homogeneous System
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