Generalized derivations on Lie ideals in prime rings     Derivations  Lie ideals  generalized derivations  centralizing mappings  prime rings        font style='font-size:12px;'> 2011/4/6

Let R be a prime ring with characteristic different from two, U a nonzero Lie ideal of R and f be a generalized derivation associated with d. We prove the following results: (i) If [u,f(u)] \in Z, for...

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