Brief paper: A graph-theoretic characterization of structurally fixed modes

Authors:
V. Pichai;M. E. Sezer;D. D. iljak
Affiliations:
Quadrex Corporation, Campbell, CA 95008, U.S.A.;Systems Engineering Department, University of Petroleum and Minerals, Dhahran, Saudi Arabia;School of Engineering, University of Santa Clara, Santa Clara, CA 95053, U.S.A.
Venue:
Automatica (Journal of IFAC)
Year:
1984

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Abstract

A characterization of structurally fixed modes in linear systems is given in the graph-theoretic framework. The characterization results in a computationally efficient test for stabilizability of systems under feedback structure constraints.