On the calculation of neutral subspaces of a matrix


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Abstract

A technique for constructing solutions to the quadratic matrix equation XTDX +AX + XTB + C = 0 is outlined. It is similar to the well-known Schur approach for solving algebraic Riccati equations.

About the authors

Kh. D. Ikramov

Department of Computational Mathematics and Cybernetics

Author for correspondence.
Email: ikramov@cs.msu.su
Russian Federation, Moscow, 119992

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