Comparison of exact and perturbative results for two metrics

被引：1

作者：

Hortacsu, M ^{[1
]}

Kaya, R

机构：

[1] Istanbul Tech Univ, Dept Phys, Fac Sci & Letters, TR-80626 Istanbul, Turkey

[2] Feza Gursey Inst, TR-81220 Istanbul, Turkey

来源：

GENERAL RELATIVITY AND GRAVITATION | 1998年 / 30卷 / 11期

关键词：

vacuum expectation value; pp-waves;

D O I：

10.1023/A:1026620406776

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

We compare the exact and perturbative results in two metrics and show that the spurious effects due to the perturbation method do not survive for physically relevant quantities such as the vacuum expectation value of the stress-energy tensor.

引用

页码：1645 / 1654

页数：10

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