Abstract
In this paper we show that p-hyponormal operators with 0 ∉ σ(|T|r1/2) are subscalar. As a corollary, we get that such operators with rich spectra have non-trivial invariant subspaces.
| Original language | English |
|---|---|
| Pages (from-to) | 775-780 |
| Number of pages | 6 |
| Journal | Proceedings of the American Mathematical Society |
| Volume | 128 |
| Issue number | 3 |
| State | Published - 2000 |
Keywords
- Invariant subspaces
- P-hyponormal
- Subscalar operators