Abstract
In this chapter, we will review some preliminary notions and results on linear systems that will be needed subsequently for the solution of various decoupling problems in later chapters. Multivariable linear dynamic systems and their representations are introduced. Polynomial and rational function matrices are studied in details. Matrix fraction descriptions and multivariable poles and zeros are covered. State-space realizations from matrix fraction descriptions are discussed. Model reduction is important in many ways, existing methods are highlighted and two algorithms taking care of stability of reduced models are presented. Conversions between continuous time and discrete time systems are reviewed and a technique with high accuracy and stability preservation is described.
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2.6 Notes and References
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(2003). Representations of Linear Dynamic Systems. In: Decoupling Control. Lecture Notes in Control and Information Sciences, vol 285. Springer, Berlin, Heidelberg. https://doi.org/10.1007/3-540-46151-5_2
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DOI: https://doi.org/10.1007/3-540-46151-5_2
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