| Article ID: | iaor20132722 |
| Volume: | 74 |
| Issue: | 4 |
| Start Page Number: | 575 |
| End Page Number: | 587 |
| Publication Date: | Apr 2013 |
| Journal: | Automation and Remote Control |
| Authors: | Kogan M, Balandin D |
| Keywords: | control, matrices |
We study minimax observation and filtering problems. We introduce the notions of a