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Coprime Representation and an Interpolation Problem

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Part of the book series: Operator Theory: Advances and Applications ((OT,volume 45))

Abstract

A coprime representation of a rational matrix function R(z) is a representation of the form R(z) = N R (z)D R (z)−1 where N R and D R are matrix polynomials. A coprime representation of this form is called right coprime representation, in contrast to the left which has the form R(z) = D L (z)−1 N L (z) where D L and N L for matrix polynomials D L and N L . The interpolation problem which we solve here is to find R(z) with given right numerator N R and given left denominator D L .

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Notes for Part II

  • I. Gohberg, M.A. Kaashoek, L. Lerer and L. Rodman [ 1984 ], Minimal divisors of rational matrix functions with prescribed zero and pole structure, in Operator Theory: Advances and Applications, OT 12, Birkhäuser-Verlag, Basel, pp. 241–275.

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  • T. Kailath [ 1980 ], Linear Systems, Prentice Hall, Englewood Cliffs, NJ.

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  • M. Vidyasagar [ 1985 ], Control System Synthesis: a Factorization Approach, The MIT Press, Cambridge, MA.

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  • C.C. MacDuffee [ 1956 ], The Theory of Matrices, Chelsea, New York.

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© 1990 Springer Basel AG

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Ball, J.A., Gohberg, I., Rodman, L. (1990). Coprime Representation and an Interpolation Problem. In: Interpolation of Rational Matrix Functions. Operator Theory: Advances and Applications, vol 45. Birkhäuser, Basel. https://doi.org/10.1007/978-3-0348-7709-1_12

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  • DOI: https://doi.org/10.1007/978-3-0348-7709-1_12

  • Publisher Name: Birkhäuser, Basel

  • Print ISBN: 978-3-0348-7711-4

  • Online ISBN: 978-3-0348-7709-1

  • eBook Packages: Springer Book Archive

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