Posted by urnlfn on December 3, 2022, 5:13 pm, in reply to "OK. DEFINE a straight line in REAL space-time. I dare you."
You can take issue with that if you want. GR is obviously useful, but so is Newton's Law of Gravity. I think that it is fundamentally an error to assume that the curved model space of GR is the correct representation of real space. In this way I am distinguishing between the theory and reality.
- urnlfn December 15, 2022, 11:02 am