On decomposability of positive maps between $M_2$ and $M_n$
| dc.creator | Majewski, Wladyslaw A. | |
| dc.creator | Marciniak, Marcin | |
| dc.date | 2005-10-07 | |
| dc.date.accessioned | 2026-07-07T06:47:12Z | |
| dc.date.available | 2026-07-07T06:47:12Z | |
| dc.description | A map $ϕ:M_m(\bC)\to M_n(\bC)$ is decomposable if it is of the form $ϕ=ϕ_1+ϕ_2$ where $ϕ_1$ is a CP map while $ϕ_2$ is a co-CP map. A partial characterization of decomposability for maps $ϕ: M_2(\bC) \to M_3(\bC)$ is given. | |
| dc.description | 7 pages | |
| dc.identifier | https://arxiv.org/abs/math/0510138 | |
| dc.identifier | http://arxiv.org/abs/math/0510138 | |
| dc.identifier.uri | http://salesiana.dossiersoluciones.com/handle/123456789/103579 | |
| dc.subject | Functional Analysis | |
| dc.subject | Operator Algebras | |
| dc.subject | 47B65, 47L07 | |
| dc.title | On decomposability of positive maps between $M_2$ and $M_n$ | |
| dc.type | text |