Note on Near Subnormal Weighted Shifts
Wang Gongbao, Ma Jipu
math.FAarXiv:math/0302274
Abstract
In this note, necessary and sufficient conditions are obtained for unilateral weighted shifts to be near subnormal . As an application of the main results, many answers to the Hilbert space problem 160 are presented at the end of the paper.
Create a lesson
Related papers
Every compact operator is a commutator of compact operators
Zhichao Liu
Normal-Direction Energy and Fourier Restriction for Convex Planar Curves
Vicente Vergara
Zero-product problem for Toeplitz operators on the Fock space
Jie Qin
The best Musielak-Orlicz approximation by linear subspaces
Juan Costa Ponce, Sergio Favier, Fabián Levis
Lévy measures for Dirichlet-type spaces on the unit bidisc
Santu Bera, Shanola S. Sequeira
Quantum expanders and dimension-free commutator bounds
Tuan Tran