Towards ℓ-conformal Galilei algebra via contraction of the conformal group

We show that the Inönü-Wigner contraction of so(ℓ+1,ℓ+d) with the integer ℓ>1 may lead to algebra which contains a variety of conformal extensions of the Galilei algebra as subalgebras. These extensions involve the ℓ-conformal Galilei algebra in d spatial dimensions as well as l-conformal Galilei...

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Main Author: Ivan Masterov
Format: Article
Language:English
Published: Elsevier 2024-01-01
Series:Nuclear Physics B
Online Access:http://www.sciencedirect.com/science/article/pii/S0550321323003115
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author Ivan Masterov
author_facet Ivan Masterov
author_sort Ivan Masterov
collection DOAJ
description We show that the Inönü-Wigner contraction of so(ℓ+1,ℓ+d) with the integer ℓ>1 may lead to algebra which contains a variety of conformal extensions of the Galilei algebra as subalgebras. These extensions involve the ℓ-conformal Galilei algebra in d spatial dimensions as well as l-conformal Galilei algebras in one spatial dimension with l=3, 5, ..., (2ℓ−1).
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spelling doaj.art-07ad6dd4f5dd4c5a8a521027984a82d02023-12-14T05:20:35ZengElsevierNuclear Physics B0550-32132024-01-01998116395Towards ℓ-conformal Galilei algebra via contraction of the conformal groupIvan Masterov0Tomsk Polytechnic University, 634050, Tomsk, Lenin Ave. 30, RussiaWe show that the Inönü-Wigner contraction of so(ℓ+1,ℓ+d) with the integer ℓ>1 may lead to algebra which contains a variety of conformal extensions of the Galilei algebra as subalgebras. These extensions involve the ℓ-conformal Galilei algebra in d spatial dimensions as well as l-conformal Galilei algebras in one spatial dimension with l=3, 5, ..., (2ℓ−1).http://www.sciencedirect.com/science/article/pii/S0550321323003115
spellingShingle Ivan Masterov
Towards ℓ-conformal Galilei algebra via contraction of the conformal group
Nuclear Physics B
title Towards ℓ-conformal Galilei algebra via contraction of the conformal group
title_full Towards ℓ-conformal Galilei algebra via contraction of the conformal group
title_fullStr Towards ℓ-conformal Galilei algebra via contraction of the conformal group
title_full_unstemmed Towards ℓ-conformal Galilei algebra via contraction of the conformal group
title_short Towards ℓ-conformal Galilei algebra via contraction of the conformal group
title_sort towards l conformal galilei algebra via contraction of the conformal group
url http://www.sciencedirect.com/science/article/pii/S0550321323003115
work_keys_str_mv AT ivanmasterov towardslconformalgalileialgebraviacontractionoftheconformalgroup