Abstract
This note details how recent work of Kosiński on the three-point Pick interpolation problem on the polydisk can be used to prove the von Neumann inequality for d-tuples of commuting 3 × 3 contractive matrices.
| Original language | English |
|---|---|
| Pages (from-to) | 53-57 |
| Number of pages | 5 |
| Journal | Bulletin of the London Mathematical Society |
| Volume | 48 |
| Issue number | 1 |
| DOIs | |
| State | Published - Feb 25 2015 |