Genericity and stability of naked singularities arising in an inhomogeneous dust collapse

被引:8
|
作者
Ghate, SH [1 ]
Saraykar, RV [1 ]
Patil, KD [1 ]
机构
[1] Dept Math, Nagpur 440010, Maharashtra, India
来源
PRAMANA-JOURNAL OF PHYSICS | 1999年 / 53卷 / 02期
关键词
generic properties; stability; naked singularity; gravitational collapse;
D O I
10.1007/s12043-999-0127-3
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
In this paper, we consider an inhomogeneous dust collapse, and extend earlier works of Jhingan, Joshi, and Singh to the case where initial density and velocity distributions are finitely differentiable functions of co-moving coordinate r. We study the occurrence of naked singularities under various conditions on the derivatives of initial density and velocity distributions in marginally as well as non-marginally bound case. We then study their stability and genericity with respect to perturbations in the initial data in an appropriate topological sense.
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页码:253 / 269
页数:17
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