Entropies of general quantum states

Naohumi Muraki, Masanori Ohya, Dénes Petz

Research output: Contribution to journalArticle

24 Citations (Scopus)


The entropy and the mutual entropy for states and channels are totally studied in general quantum systems described by C*-algebras. In particular, we discuss the relations among the S-entropy and the mutual entropy introduced by Ohya and the Connes-Narnhofer-Thirring entropy.

Original languageEnglish
Pages (from-to)43-56
Number of pages14
JournalOpen Systems & Information Dynamics
Issue number1
Publication statusPublished - Apr 1 1992

ASJC Scopus subject areas

  • Statistical and Nonlinear Physics
  • Statistics and Probability
  • Mathematical Physics

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