MATHEMATICA BOHEMICA, Vol. 121, No. 1, pp. 1-7, 1996

Locally inner derivations of standard operator algebras

Lajos Molnar

Lajos Molnar, Institute of Mathematics, Lajos Kossuth University, 4010 Debrecen, P.O.Box 12, Hungary, e-mail:

Abstract: It is proved that every locally inner derivation on a symmetric norm ideal of operators is an inner derivation.

Keywords: Local derivation, locally inner derivation, standard operator algebra, symmetric norm ideal

Classification (MSC91): 46L40, 47B47, 47D25

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