Answers are grounded in this paper and cite their sources.
Journal Article SUFFICIENCY OF CHANNELS OVER VON NEUMANN ALGEBRAS Get access DÉNES PETZ DÉNES PETZ Mathematical Institut of HASReáltanoda u. 13–15 H-1364 Budapest, PF. 127 Hungary Search for other works by this author on: Oxford Academic Google Scholar The Quarterly Journal of Mathematics, Volume 39, Issue 1, March 1988, Pages 97–108, https://doi.org/10.1093/qmath/39.1.97 Published: 01 March 1988 Article history Received: 17 July 1986 Published: 01 March 1988
No takes yet. Share an insight, caveat, or question.
Dėnes Petz (1988) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: