k-hyponormality of powers of weighted shifts via Schur products
arXiv:math/0207066
Abstract
We characterize -hyponormality and quadratic hyponormality of powers of weighted shifts using Schur product techniques.
9 pages
arXiv:math/0207066
We characterize -hyponormality and quadratic hyponormality of powers of weighted shifts using Schur product techniques.
9 pages