Title :
Comments on "A new formulation of the algebraic Riccati equation problem" by F. Incertis
Author :
Sun, K. ; Xia, J. ; Shafai, B.
Author_Institution :
Dept. of Electr. & Comput. Eng., Northeastern Univ., Boston, MA, USA
fDate :
6/1/1988 12:00:00 AM
Abstract :
It is shown by counterexample that the extended results of the above paper (ibid., vol. AC-26, p.768-70, June 1981) are not valid. Consequently, the formulation cannot be generalized to a wider class of Riccati problems as stated in the paper.<>
Keywords :
algebra; Riccati problems; algebraic Riccati equation; Bismuth; Linear systems; Optimal control; Riccati equations; Sun; Symmetric matrices;
Journal_Title :
Automatic Control, IEEE Transactions on
