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On quasi-equivalence of quasifree states of the canonical commutation relations. (English) Zbl 0505.46052

##### MSC:
 46L60 Applications of selfadjoint operator algebras to physics 81T05 Axiomatic quantum field theory; operator algebras 46L30 States of selfadjoint operator algebras 81S05 Commutation relations and statistics as related to quantum mechanics (general)
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##### References:
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