Automatica, Vol.46, No.1, 234-235, 2010
A counterexample to "Generalized eigenvalue-based stability tests for 2-D linear systems: Necessary and sufficient conditions" by Fu, P., Chen, J., and SI Niculescu
We present a counterexample contradicting the equivalence of statements (i)-(ii) and (iii)-(v) of Theorem 1 of Fu, Chen, and Niculescu (2006). (C) 2009 Elsevier Ltd. All rights reserved.