Title :
Damping ratio of polynomials with perturbed coefficients
Author :
Soh, C.B. ; Berger, C.S.
Author_Institution :
Sch. of Electr. & Electron. Eng., Nanyang Technol. Inst., Singapore
Abstract :
Let a family of polynomials be P(s)=t/sub 0/S/sup n/+t/sub 1/s/sup n-1/ . . .+t/sub n/ where O< alpha /sub j/>
Keywords :
polynomials; Kharitonov´s theorem; complex polynomials; damping ratio; necessary conditions; perturbed coefficients; sufficient condition; Automatic control; Control system synthesis; Control systems; Damping; Optimal control; Polynomials; Robust control; Stability; Sufficient conditions; Weight control;
Journal_Title :
Automatic Control, IEEE Transactions on
