Preserving the measure of compatibility between quantum states

Lajos Molnár, Werner Timmermann

Research output: Contribution to journalArticle

4 Citations (Scopus)


In this article after defining the abstract concept of compatibility-like functions on quantum states, we prove that every bijective transformation on the set of all states which preserves such a function is implemented by an either unitary or antiunitary operator.

Original languageEnglish
Pages (from-to)969-973
Number of pages5
JournalJournal of Mathematical Physics
Issue number3
Publication statusPublished - Mar 1 2003

ASJC Scopus subject areas

  • Statistical and Nonlinear Physics
  • Mathematical Physics

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