Abstract
The classical finite-dimensional linear-quadratic optimal control problem is revisited. A new linear-quadratic control problem with linear state penalty terms but without quadratic state penalty terms, is introduced. An optimal control exists and the closed-form optimal solution is given. It is remarkable that feedback action plays no role and state information does not feature in the optimal control. The optimal cost function, rather than being quadratic, is linear in the initial state.
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Communicated by A. Miele.
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Pachter, M. Revisit of Linear-Quadratic Optimal Control. J Optim Theory Appl 140, 301–314 (2009). https://doi.org/10.1007/s10957-008-9449-4
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DOI: https://doi.org/10.1007/s10957-008-9449-4