ISSN 2079-6900 (Print) 
ISSN 2587-7496 (Online)

Middle Volga Mathematical Society Journal

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The interval family of polynoms with complex coefficients

I. V. Zubov1, A. F. Zubova2, S. A. Strecopitov3

AnnotationIn work is considers the question about robust stability and instability of characteristic polynomials of matrix linear dynamical system. The proposing approach ia allows to investigate robust stability and instability of multitude families, giving with proportion change of intervals substantial and insubstantial parts coefficient polynomial first family.
Keywordsstability, polinomial, dynamical system, coefficient, interval family

1Professor chair theory of control; SPbGU, t. Saint-Petersburg; ddemidova@mail.ru

2Professor chair theory of control; SPbGU, t. Saint-Petersburg; ddemidova@mail.ru

3Docent chair theory of control; SPbGU, t. Saint-Petersburg; ddemidova@mail.ru

Citation: I. V. Zubov , A. F. Zubova , S. A. Strecopitov , "[The interval family of polynoms with complex coefficients]", Zhurnal Srednevolzhskogo matematicheskogo obshchestva,16:4 (2014) 85–89 (In Russian)