dorsal/arxiv
View SchemaLocal invariants of stabilizer codes
| Authors | Maarten Van den Nest, Jeroen Dehaene, Bart De Moor |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/0404106 |
| URL | https://arxiv.org/abs/quant-ph/0404106 |
| DOI | 10.1103/PhysRevA.70.032323 |
| Journal | Phys. Rev A 70, 032323 (2004) |
Abstract
In [Phys. Rev. A 58, 1833 (1998)] a family of polynomial invariants which separate the orbits of multi-qubit density operators $\rho$ under the action of the local unitary group was presented. We consider this family of invariants for the class of those $\rho$ which are the projection operators describing stabilizer codes and give a complete translation of these invariants into the binary framework in which stabilizer codes are usually described. Such an investigation of local invariants of quantum codes is of natural importance in quantum coding theory, since locally equivalent codes have the same error-correcting capabilities and local invariants are powerful tools to explore their structure. Moreover, the present result is relevant in the context of multipartite entanglement and the development of the measurement-based model of quantum computation known as the one-way quantum computer.
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"abstract": "In [Phys. Rev. A 58, 1833 (1998)] a family of polynomial invariants which\nseparate the orbits of multi-qubit density operators $\\rho$ under the action of\nthe local unitary group was presented. We consider this family of invariants\nfor the class of those $\\rho$ which are the projection operators describing\nstabilizer codes and give a complete translation of these invariants into the\nbinary framework in which stabilizer codes are usually described. Such an\ninvestigation of local invariants of quantum codes is of natural importance in\nquantum coding theory, since locally equivalent codes have the same\nerror-correcting capabilities and local invariants are powerful tools to\nexplore their structure. Moreover, the present result is relevant in the\ncontext of multipartite entanglement and the development of the\nmeasurement-based model of quantum computation known as the one-way quantum\ncomputer.",
"arxiv_id": "quant-ph/0404106",
"authors": [
"Maarten Van den Nest",
"Jeroen Dehaene",
"Bart De Moor"
],
"categories": [
"quant-ph"
],
"doi": "10.1103/PhysRevA.70.032323",
"journal_ref": "Phys. Rev A 70, 032323 (2004)",
"title": "Local invariants of stabilizer codes",
"url": "https://arxiv.org/abs/quant-ph/0404106"
},
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