A non-commutative version of Nikishin’s theorem
Let τ be a tracial normal state on a von Neumann algebra, L1(τ) be the space of integrable self-adjoint operators, and S be the space of self-adjoint measurable operators. We prove that every positive linear operator from an ordered Banach space to S can be factorized through L1(τ).
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| Published in: | Indagationes mathematicae Vol. 26; no. 1; pp. 142 - 146 |
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| Main Authors: | , |
| Format: | Journal Article |
| Language: | English |
| Published: |
Elsevier B.V
01.01.2015
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| Subjects: | |
| ISSN: | 0019-3577, 1872-6100 |
| Online Access: | Get full text |
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| Summary: | Let τ be a tracial normal state on a von Neumann algebra, L1(τ) be the space of integrable self-adjoint operators, and S be the space of self-adjoint measurable operators. We prove that every positive linear operator from an ordered Banach space to S can be factorized through L1(τ). |
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| ISSN: | 0019-3577 1872-6100 |
| DOI: | 10.1016/j.indag.2014.09.001 |