On the symmetries of Siklos spacetimes

被引：4
|
作者：
Calvaruso, Giovanni [1 ]
Kaflou, Mahdieh [2 ]
Zaeim, Amirhesam [2 ]
机构：
[1] Univ Salento, Dipartimento Matemat & Fis E De Giorgi, I-73100 Lecce, Prov Lecce Arne, Italy
[2] Payame Noor Univ PNU, Dept Math, POB 19395-4697, Tehran, Iran
来源：
GENERAL RELATIVITY AND GRAVITATION | 2022年 / 54卷 / 06期
关键词：
Siklos spacetimes; Killing vector fields; Affine vector fields; Ricci collineations; Curvature and Weyl collineations; Matter collineations; MATTER COLLINEATIONS; GRAVITATIONAL-WAVES; RICCI COLLINEATIONS; COSMOLOGICAL CONSTANT; VACUUM SPACETIMES; CONFORMALLY FLAT; SITTER; ITERATION;
D O I：
10.1007/s10714-022-02943-2
中图分类号：
P1 [天文学];
学科分类号：
0704 ;
摘要：
We consider the large class of Siklos spacetimes and investigate their relevant symmetries (homothetic and affine vector fields, Ricci, curvature, Weyl and matter collineations). We prove some general results and obtain complete classifications for homogeneous Siklos spacetimes.
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页数：26
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