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Traces and Subadditive Measures on Projections in JBW-Algebras and Von Neumann Algebras

L. J. Bunce and J. Hamhalter
Proceedings of the American Mathematical Society
Vol. 123, No. 1 (Jan., 1995), pp. 157-160
DOI: 10.2307/2160621
Stable URL: http://www.jstor.org/stable/2160621
Page Count: 4
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Since scans are not currently available to screen readers, please contact JSTOR User Support for access. We'll provide a PDF copy for your screen reader.
Traces and Subadditive Measures on Projections in JBW-Algebras and Von Neumann Algebras
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Abstract

Let P(M) be the projection lattice of an arbitrary JBW-algebra or von Neumann algebra M. It is shown that the tracial states of M correspond by extension precisely to the subadditive probability measures on P(M). The analogous result for normal semifinite traces is also proved.

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