4 ms·
My understanding from Einstein’s book Relativity is that the four dimensions of general relativistic spacetime do not correspond to any one of the time or space
by User23 2y ago
My understanding from Einstein’s book Relativity is that the four dimensions of general relativistic spacetime do not correspond to any one of the time or space dimensions of special relativity or classical physics.
It’s a great read, and short too. He explains it much better than I could.