Double centralizing theorem with respect to q -commutativity relation

Gregor Dolinar, Alexander Guterman, Bojan Kuzma, Olga Markova

Research output: Contribution to journalArticlepeer-review

Abstract

Linear algebraic version of celebrated Double Centralizing Theorem states that the set of matrices commuting with all matrices from a centralizer of a given matrix A coincides with the set of polynomials in A. We examine the existence of an analogue of this classical result once commutativity is substituted by commutativity up to a factor, which is an important relation in quantum physics.

Original languageEnglish
Article number1950003
JournalJournal of Algebra and its Applications
Volume18
Issue number1
DOIs
StatePublished - 1 Jan 2019
Externally publishedYes

Keywords

  • Matrix spaces and algebras
  • commutativity up to a factor
  • double generalized centralizer
  • quasi-commutativity

All Science Journal Classification (ASJC) codes

  • Algebra and Number Theory
  • Applied Mathematics

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