Abstract
We define various ways in which linear-quadratic control problems can be robust and show that there are conditions which are simultaneously necessary and sufficient for robust problems to have a solution when such conditions do not exist for nonrobust problems.
| Original language | English |
|---|---|
| Pages (from-to) | 620-628 |
| Number of pages | 9 |
| Journal | Journal of Mathematical Analysis and Applications |
| Volume | 62 |
| Issue number | 3 |
| DOIs | |
| Publication status | Published - 1 Mar 1978 |
| Externally published | Yes |