Kinematic self-similar cylindrically symmetric solutions

被引:12
|
作者
Sharif, M [1 ]
Aziz, S [1 ]
机构
[1] Univ Punjab, Dept Math, Lahore 54590, Pakistan
来源
关键词
cylindrical symmetry; self-similar variable;
D O I
10.1142/S0218271805007115
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
This paper is devoted to find out cylindrically symmetric kinematic self-similar perfect fluid and dust solutions. We study the cylindrically symmetric solutions which admit kinematic self-similar vectors of second, zeroth and infinite kinds, not only for the tilted fluid case but also for the parallel and orthogonal cases. It is found that the parallel case gives contradiction both in the perfect fluid and dust cases. The orthogonal perfect fluid case yields a vacuum solution while the orthogonal dust case gives contradiction. It is worth mentioning that the tilted case provides solution both for the perfect as well as dust cases.
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页码:1527 / 1543
页数:17
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