@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