Title :
Invariant roots of polynomials with uncertain coefficients
Author :
Kraus, F. ; Guzzella, L. ; Astolfi, A. ; Tempo, R.
Author_Institution :
Dept. of Autom. Control, Swiss Federal Inst. of Technol., Zurich, Switzerland
Abstract :
The roots of a polynomial whose coefficient are functions of a set of parameters will in general depend on these parameters. In this paper the following question is answered: Under what conditions are there invariant roots (IR), i.e., roots which do not vary when the parameters change?
Keywords :
polynomials; stability; invariant roots; parameter invariance; polynomials; stability; uncertain coefficients; Automatic control; Laboratories; Optical computing; Polynomials; Robust stability; Sufficient conditions; Uncertainty;
Conference_Titel :
Decision and Control, 1993., Proceedings of the 32nd IEEE Conference on
Conference_Location :
San Antonio, TX
Print_ISBN :
0-7803-1298-8
DOI :
10.1109/CDC.1993.325098
