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On Finslerian extension of special relativity. / Sagaydak, Alina E.; Silagadze, Zurab K.
в: Modern Physics Letters A, Том 37, № 17, 2250106, 07.06.2022.Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование
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TY - JOUR
T1 - On Finslerian extension of special relativity
AU - Sagaydak, Alina E.
AU - Silagadze, Zurab K.
N1 - Publisher Copyright: © 2022 World Scientific Publishing Company.
PY - 2022/6/7
Y1 - 2022/6/7
N2 - In this paper, we demonstrate that Robb-Geroch's definition of a relativistic interval admits a simple and fairly natural generalization leading to a Finsler extension of special relativity. Another justification for such an extension goes back to the works of Lalan and Alway and, finally, was put on a solid basis and systematically investigated by Bogoslovsky under the name "Special-relativistic theory of locally anisotropic spacetime". The isometry group of this spacetime, DISIMb(2), is a deformation of the Cohen and Glashow's very special relativity symmetry group ISIM(2). Thus, the deformation parameter b can be regarded as an analog of the cosmological constant characterizing the deformation of the Poincare group into the de Sitter (anti-de Sitter) group. The simplicity and naturalness of Finslerian extension in the context of this paper adds weight to the argument that the possibility of a nonzero value of b should be carefully considered.
AB - In this paper, we demonstrate that Robb-Geroch's definition of a relativistic interval admits a simple and fairly natural generalization leading to a Finsler extension of special relativity. Another justification for such an extension goes back to the works of Lalan and Alway and, finally, was put on a solid basis and systematically investigated by Bogoslovsky under the name "Special-relativistic theory of locally anisotropic spacetime". The isometry group of this spacetime, DISIMb(2), is a deformation of the Cohen and Glashow's very special relativity symmetry group ISIM(2). Thus, the deformation parameter b can be regarded as an analog of the cosmological constant characterizing the deformation of the Poincare group into the de Sitter (anti-de Sitter) group. The simplicity and naturalness of Finslerian extension in the context of this paper adds weight to the argument that the possibility of a nonzero value of b should be carefully considered.
KW - Finsler geometry
KW - Lalan-Alway-bogoslovsky metric
KW - Relativistic interval
KW - Special relativity
KW - Very special relativity
UR - http://www.scopus.com/inward/record.url?scp=85133882113&partnerID=8YFLogxK
U2 - 10.1142/S0217732322501061
DO - 10.1142/S0217732322501061
M3 - Article
AN - SCOPUS:85133882113
VL - 37
JO - Modern Physics Letters A
JF - Modern Physics Letters A
SN - 0217-7323
IS - 17
M1 - 2250106
ER -
ID: 36759677