Constant Mean Curvature Spacelike Hypersurfaces in Spatially Open GRW Spacetimes

被引:5
|
作者
Pelegrin, Jose A. S. [1 ,2 ]
Rigoli, Marco [3 ]
机构
[1] Univ Granada, Dept Geometria & Topol, E-18071 Granada, Spain
[2] Univ CEU San Pablo, Dept Matemat Aplicada & Estat, Madrid 28003, Spain
[3] Univ Milan, Dipartimento Matemat, I-20133 Milan, Italy
关键词
Constant mean curvature; Spacelike hypersurface; Generalized Robertson-Walker spacetime; UNIQUENESS;
D O I
10.1007/s12220-018-00117-8
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
In this paper, we provide under certain geometric and physical assumptions new uniqueness and non-existence results for complete spacelike hypersurfaces of constant mean curvature in spatially open Generalized Robertson-Walker spacetimes. Some of our results are then applied to relevant spacetimes as the steady-state spacetime, Einstein-de Sitter spacetime, and certain radiation models.
引用
收藏
页码:3293 / 3307
页数:15
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