Invertibility of functions of operators and existence of hyperinvariant subspaces
Functional Analysis
2019-12-17 v2
Abstract
Let be an absolutely continuous polynomially bounded operator, and let be a singular inner function. It is shown that if is invertible and some additional conditions are fulfilled, then has nontrivial hyperinvariant subspaces.
Keywords
Cite
@article{arxiv.1812.03517,
title = {Invertibility of functions of operators and existence of hyperinvariant subspaces},
author = {Maria F. Gamal'},
journal= {arXiv preprint arXiv:1812.03517},
year = {2019}
}
Comments
Many inaccuracies and misprints are corrected by the referee