dorsal/arxiv
View SchemaFine grading of $sl(p^2,\mathbb{C})$ generated by tensor product of generalized Pauli matrices and its symmetries
| Authors | Edita Pelantova, Milena Svobodova, Sébastien Tremblay |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/0510106 |
| URL | https://arxiv.org/abs/quant-ph/0510106 |
| DOI | 10.1063/1.2162149 |
| Journal | Journal of Mathematical Physics, 2006, 47, No 1, 5341-5357 |
Abstract
Study of the normalizer of the MAD-group corresponding to a finegrading offers the most important tool for describing symmetries in the system of non-linear equations connected with contraction of a Lie algebra. One fine grading that is always present in any Lie algebra $sl(n,\mathbb{C})$ is the Pauli grading. The MAD-group corresponding to it is generated by generalized Pauli matrices. For such MAD-group, we already know its normalizer; its quotient group is isomorphic to the Lie group $Sl(2,\mathbb{Z}_n)\times v\mathbb{Z}_2$. In this paper, we deal with a more complicated situation, namely that the fine grading of $sl(p^2, \mathbb{C})$ is given by a tensor product of the Pauli matrices of the same order $p$, $p$ being a prime. We describe the normalizer of the corresponding MAD-group and we show that its quotient group is isomorphic to $Sp(4,\mathbb{Z}_p)\times\mathbb{Z}_2$.
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"abstract": "Study of the normalizer of the MAD-group corresponding to a finegrading\noffers the most important tool for describing symmetries in the system of\nnon-linear equations connected with contraction of a Lie algebra. One fine\ngrading that is always present in any Lie algebra $sl(n,\\mathbb{C})$ is the\nPauli grading. The MAD-group corresponding to it is generated by generalized\nPauli matrices. For such MAD-group, we already know its normalizer; its\nquotient group is isomorphic to the Lie group $Sl(2,\\mathbb{Z}_n)\\times\nv\\mathbb{Z}_2$.\n In this paper, we deal with a more complicated situation, namely that the\nfine grading of $sl(p^2, \\mathbb{C})$ is given by a tensor product of the Pauli\nmatrices of the same order $p$, $p$ being a prime. We describe the normalizer\nof the corresponding MAD-group and we show that its quotient group is\nisomorphic to $Sp(4,\\mathbb{Z}_p)\\times\\mathbb{Z}_2$.",
"arxiv_id": "quant-ph/0510106",
"authors": [
"Edita Pelantova",
"Milena Svobodova",
"S\u00e9bastien Tremblay"
],
"categories": [
"quant-ph"
],
"doi": "10.1063/1.2162149",
"journal_ref": "Journal of Mathematical Physics, 2006, 47, No 1, 5341-5357",
"title": "Fine grading of $sl(p^2,\\mathbb{C})$ generated by tensor product of generalized Pauli matrices and its symmetries",
"url": "https://arxiv.org/abs/quant-ph/0510106"
},
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