Optimal Hankel-norm approximation of stable systems with first-order stable weighting functions. (English) Zbl 0589.93009

The paper presents some preliminary results related to the optimal Hankel-norm approximation of rational transfer functions. This problem is solved for stable systems using first order frequency weighting functions.
Reviewer: A.Varga


93B20 Minimal systems representations
41A20 Approximation by rational functions
93C05 Linear systems in control theory
15A60 Norms of matrices, numerical range, applications of functional analysis to matrix theory
93C35 Multivariable systems, multidimensional control systems
93C99 Model systems in control theory
93D99 Stability of control systems
Full Text: DOI


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