Redshift and contact forms

JOURNAL OF GEOMETRY AND PHYSICS

卷:123

Article

Chernov, Vladimir¹  Nemirovski, Stefan^2,3 

[1] Dartmouth Coll, Dept Math, 6188 Kemeny Hall, Hanover, NH 03755 USA

[2] Steklov Math Inst, Gubkina 8, Moscow 119991, Russia

[3] Ruhr Univ Bochum, Math Inst, D-44780 Bochum, Germany

关键词: Redshift;    Globally hyperbolic spacetime;    Space of light rays;    Contact structure;   

DOI  :  10.1016/j.geomphys.2017.09.017

来源: Elsevier

【 摘 要 】

It is shown that the redshift between two Cauchy surfaces in a globally hyperbolic space-time equals the ratio of the associated contact forms on the space of light rays of that spacetime. (C) 2017 Elsevier B.V. All rights reserved.

【 授权许可】

Free