Finding roots of polynomials by using the Routh array

被引:13
作者
Lucas, TN
机构
关键词
polynomials; Routh methods; control systems;
D O I
10.1049/el:19960980
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A robust method for finding the roots of polynomials using the Routh array is given. Certain multipoint approximation properties of the array are clarified, which enable a simple criterion to be used in the root-finding algorithm. A bisection-type iteration guarantees convergence to the roots.
引用
收藏
页码:1519 / 1521
页数:3
相关论文
共 3 条
[1]  
Gopal M., 1984, MODERN CONTROL SYSTE
[2]  
HILDERBRAND FB, 1974, INTRO NUMERICAL ANAL