[1] R. W. Brockett:
Finite Dimensional Linear Systems. J. Wiley, New York 1970.
Zbl 0216.27401
[2] Ton Geerts:
All optimal controls for the singular linear-quadratic problem without stability: A new interpretation of the optimal cost. Linear Algebra Appl. 116 (1991), 135-181.
MR 0989722
[3] Ton Geerts: The algebraic Riccati equation and singular optimal control. In: Lecture Notes of Workshop on Riccati Eq. in Control Syst. and Sign. (S. Bittanti, ed,), Pitagora Ed., Bologna 1989, pp. 129-135.
[4] Ton Geerts:
Structure of Linear-Quadratic Control. Ph. D. Thesis, Eindhoven University of Technology, Eindhoven 1989.
MR 1026932
[5] M. L. J. Hautus, L. M. Silverman:
System structure and singular control. Linear Algebra Appl. 50 (1983), 369-402.
MR 0699568 |
Zbl 0522.93021
[6] B. P. Molinari:
Nonnegativity of a quadratic functional. SIAM J. Control Optim. 13 (1975), 792-806.
MR 0390875
[7] B. P. Molinari:
The time-invariant linear-quadratic optimal control problem. Automatica 13 (1977), 347-357.
Zbl 0359.49001
[8] J.M. Schumacher:
The role of the dissipation matrix in singular optimal control. Systems Control Lett. 2 (1983), 262-266.
MR 0703853 |
Zbl 0521.93017
[9] J. C. Willems:
Least squares stationary optimal control and the algebraic Riccati equation. IEEE Trans. Automat. Control AC-16 (1971), 621 - 634.
MR 0308890
[10] W. M. Wonham:
Linear Multivariable Control: A Geometric Approach. Springer-Verlag, New York-Berlin-Heidelberg 1979.
MR 0569358 |
Zbl 0424.93001