@article{105729,
author = {Jaroslav Zem\'anek},
title = {Concerning spectral characterizations of the radical in Banach algebras},
journal = {Commentationes Mathematicae Universitatis Carolinae},
volume = {017},
year = {1976},
pages = {689-691},
zbl = {0337.46043},
mrnumber = {0428040},
language = {en},
url = {http://dml.mathdoc.fr/item/105729}
}
Zemánek, Jaroslav. Concerning spectral characterizations of the radical in Banach algebras. Commentationes Mathematicae Universitatis Carolinae, Tome 017 (1976) pp. 689-691. http://gdmltest.u-ga.fr/item/105729/
A note on quasinilpotent elements of a Banach algebra, Bull. Acad. Polon. Sci., Sér. Sci. Math. Astronom. Phys., to appear.
A note on the radical of a Banach algebra, to appear. | MR 0435848