Birkhoff定理[Birkhoff's Theorem] - 达人(其实～我是卧底，来自外星)

2004/09/07 | Birkhoff定理[Birkhoff's Theorem]
类别(Ω〖物理〗) | 评论(0) | 阅读(91) | 发表于 16:36: The metric of the Schwarzschild black hole is the unique spherically symmetric solution of the vacuum Einstein field equations

Stated another way, a spherically symmetric gravitational field in empty space must be static, with a metric given by the Schwarzschild black hole metric.
A corollary states that the metric inside a spherical cavity inside a spherical mass distribution is the Minkowski metric.; 0