4 ms·
Time is reversible in general relativity, in the sense that if you replace t by -t everywhere the solution is still valid. I don't remember the full proof off
by calhoun137 12y ago
Time is reversible in general relativity, in the sense that if you replace t by -t everywhere the solution is still valid. I don't remember the full proof off the top of my head, and the argument I do remember is complicated.
- pentabular 12y agono such thing as backwards time travel, sorry!