We study the extent to which the pseudospectra of a matrix determine other aspects of its behaviour, such as the growth of its powers and its unitary equivalence class.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-bc91-0-19,
author = {Thomas Ransford},
title = {Pseudospectra and matrix behaviour},
journal = {Banach Center Publications},
volume = {89},
year = {2010},
pages = {327-338},
zbl = {1208.15007},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-bc91-0-19}
}
Thomas Ransford. Pseudospectra and matrix behaviour. Banach Center Publications, Tome 89 (2010) pp. 327-338. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-bc91-0-19/