Multiplicative ∗-lie triple higher derivations of standard operator algebras

Mohammad Ashraf, Bilal Ahmad Wani*, Feng Wei

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

15 Citations (Scopus)

Abstract

Let (Figure presented.) be a standard operator algebra on an infinite dimensional complex Hilbert space (Figure presented.) containing identity operator I. In this paper it is shown that if (Figure presented.) is closed under the adjoint operation, then every multiplicative ∗-Lie triple derivation (Figure presented.) is a linear ∗-derivation. Moreover, if there exists an operator S ∈ (Figure presented.) such that S + S = 0 then d(U) = U S − SU for all U ∈ (Figure presented.), that is, d is inner. Furthermore, it is also shown that any multiplicative ∗-Lie triple higher derivation D = {δn}n∈ℕ of (Figure presented.) is automatically a linear inner higher derivation on (Figure presented.) with d(U) = d(U).

Original languageEnglish
Pages (from-to)857-884
Number of pages28
JournalQuaestiones Mathematicae
Volume42
Issue number7
DOIs
Publication statusPublished - 9 Aug 2019

Keywords

  • Multiplicative ∗-Lie derivation
  • multiplicative ∗-Lie triple higher derivation
  • standard operator algebra

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