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Maximal invariant neutral subspaces and an application to the algebraic Riccati equation

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Abstract

For a matrix A which is selfadjoint with respect to an indefinite scalar product, a description of maximal A-invariant neutral subspaces is provided. This description is motivated by the characterization of hermitian solutions of an algebraic Riccati equation.

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Authors and Affiliations

  1. School of Mathematical Sciences, Tel-Aviv University, Tel-Aviv, Ramat Aviv, Israel

    Leiba Rodman

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  1. Leiba Rodman
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Rodman, L. Maximal invariant neutral subspaces and an application to the algebraic Riccati equation. Manuscripta Math 43, 1–12 (1983). https://doi.org/10.1007/BF01169094

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  • DOI: https://doi.org/10.1007/BF01169094

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