Measures on projections and physical states
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Measures on projections and physical states. / Christensen, Erik.
In: Communications in Mathematical Physics, Vol. 86, No. 4, 12.1982, p. 529-538.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Measures on projections and physical states
AU - Christensen, Erik
PY - 1982/12
Y1 - 1982/12
N2 - It is shown that a finitely additive measure on the projections of a von Neumann algebra without I2 and II1 summands is the restriction of a state. A definition of a physical state is proposed, and it is shown that such a physical state on a simple C*-algebra with unit is a state.
AB - It is shown that a finitely additive measure on the projections of a von Neumann algebra without I2 and II1 summands is the restriction of a state. A definition of a physical state is proposed, and it is shown that such a physical state on a simple C*-algebra with unit is a state.
UR - http://www.scopus.com/inward/record.url?scp=0001334238&partnerID=8YFLogxK
U2 - 10.1007/BF01214888
DO - 10.1007/BF01214888
M3 - Journal article
AN - SCOPUS:0001334238
VL - 86
SP - 529
EP - 538
JO - Communications in Mathematical Physics
JF - Communications in Mathematical Physics
SN - 0010-3616
IS - 4
ER -
ID: 384124588