Quantum error correction and large $N$
In recent years quantum error correction (QEC) has become an important part of AdS/CFT. Unfortunately, there are no field-theoretic arguments about why QEC holds in known holographic systems. The purpose of this paper is to fill this gap by studying the error correcting properties of the fermioni...
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oai:doaj.org-article:da72fa05ecb54e5488a2ce73471dc7712021-11-19T20:37:23ZQuantum error correction and large $N$2542-465310.21468/SciPostPhys.11.5.094https://doaj.org/article/da72fa05ecb54e5488a2ce73471dc7712021-11-01T00:00:00Zhttps://scipost.org/SciPostPhys.11.5.094https://doaj.org/toc/2542-4653In recent years quantum error correction (QEC) has become an important part of AdS/CFT. Unfortunately, there are no field-theoretic arguments about why QEC holds in known holographic systems. The purpose of this paper is to fill this gap by studying the error correcting properties of the fermionic sector of various large $N$ theories. Specifically we examine $SU(N)$ matrix quantum mechanics and 3-rank tensor $O(N)^3$ theories. Both of these theories contain large gauge groups. We argue that gauge singlet states indeed form a quantum error correcting code. Our considerations are based purely on large $N$ analysis and do not appeal to a particular form of Hamiltonian or holography.Alexey MilekhinSciPostarticlePhysicsQC1-999ENSciPost Physics, Vol 11, Iss 5, p 094 (2021) |
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Physics QC1-999 |
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Physics QC1-999 Alexey Milekhin Quantum error correction and large $N$ |
description |
In recent years quantum error correction (QEC) has become an important part of
AdS/CFT. Unfortunately, there are no field-theoretic arguments about why QEC
holds in known holographic systems. The purpose of this paper is to fill this
gap by studying the error correcting properties of the fermionic sector of
various large $N$ theories. Specifically we examine $SU(N)$ matrix quantum
mechanics and 3-rank tensor $O(N)^3$ theories. Both of these theories contain
large gauge groups. We argue that gauge singlet states indeed form a quantum
error correcting code. Our considerations are based purely on large $N$
analysis and do not appeal to a particular form of Hamiltonian or holography. |
format |
article |
author |
Alexey Milekhin |
author_facet |
Alexey Milekhin |
author_sort |
Alexey Milekhin |
title |
Quantum error correction and large $N$ |
title_short |
Quantum error correction and large $N$ |
title_full |
Quantum error correction and large $N$ |
title_fullStr |
Quantum error correction and large $N$ |
title_full_unstemmed |
Quantum error correction and large $N$ |
title_sort |
quantum error correction and large $n$ |
publisher |
SciPost |
publishDate |
2021 |
url |
https://doaj.org/article/da72fa05ecb54e5488a2ce73471dc771 |
work_keys_str_mv |
AT alexeymilekhin quantumerrorcorrectionandlargen |
_version_ |
1718419867508408320 |