Bulletin of the
Korean Mathematical Society
BKMS

ISSN(Print) 1015-8634 ISSN(Online) 2234-3016

Article

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Bull. Korean Math. Soc. 2000; 37(2): 265-272

Printed June 1, 2000

Copyright © The Korean Mathematical Society.

Results on the range of derivations

Yong-Soo Jung

Chungnam National University

Abstract

Let $D$ be a derivation on a Banach algebra $A$. Suppose that $[[D(x),x],D(x)]$ lies in the nil radical of $A$ for all $x \in A$. Then $D(A)$ is contained in the Jacobson radical of $A$.

Keywords: derivation, prime algebra, Banach algebra, nil radical, Jacobson radical

MSC numbers: 46H05, 47B47