1 |
The speed of light c is set to 1.
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2 | All quantities in General Relativity are a function of the four vector: |
3 | The dynamical variables of the theory are the 10 independent components of the the metric tensor: |
4 | For example, this describes distortion of rubber sheet by bowling ball |
5 | g mn = g nm is SYMMETRIC |
6 | If two Space-Time points are separated by four vector d m |
7 | Square of distance between them is g mn d m d n |