On Killing vector fields of a homogeneous and isotropic universe in closed model

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Killing vector fields of a closed homogeneous and isotropic universe are studied. It is shown that in general case there is no time-like Killing vector fields in such a universe. Two exceptional cases are revealed.
AmSTeX, 19 pages, amsppt style

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Differential Geometry, Mathematical Physics, 53B30, 81T20, 83F05, 85A40

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http://salesiana.dossiersoluciones.com/handle/123456789/136295

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/0708.2508
 http://arxiv.org/abs/0708.2508

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arXiv