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SIAM Journal on Control and Optimization, Vol.51, No.4, 3351-3354, 2013
RICCATI EQUATIONS ON NONCOMMUTATIVE BANACH ALGEBRAS (vol 49, pg 2542, 2011)
This paper contains corrections to [R. Curtain, SIAM J. Control Optim., 49 (2011), pp. 2542-2557]. While all claims remain valid, and the proof for the linear quadratic Riccati equations is correct, this proof does not cover the positive-real and bounded-real Riccati equations. Here a correct proof is given for these cases.
Keywords:Riccati equations;Banach algebras;systems over rings;optimal control;spatially distributed dynamical systems;spectral factorization