Pure state extensions of the trace on the choi algebra

Aldo Lazar, Sze Kai Tsui, Stephen Wright

Research output: Contribution to journalArticlepeer-review

4 Scopus citations


Pure state extensions of a nonhyperfinite Ili-factor state on the Choi algebra to the Cuntz algebra Oi is constructed.

Original languageEnglish
Pages (from-to)957-964
Number of pages8
JournalProceedings of the American Mathematical Society
Issue number4
StatePublished - Apr 1988


  • Factor state extensions
  • Pure state extension
  • The reduced C-algebra of a discrete group
  • Type Hi factors


Dive into the research topics of 'Pure state extensions of the trace on the choi algebra'. Together they form a unique fingerprint.

Cite this