lh712

3 ms·

1. 1.▲
   by lh712 6d ago

   An observation from within the system: A year or so ago I completed a PhD in theoretical high energy physics. I did that after working for about 5 years outside of academia [the reasons for that were financial issues in my family]. Because
2. 2.▲
   by lh712 12d ago

   Thank you for your reply! Yes, I fully agree that meaning of "derive" and other related concepts are non-trivial. (And I actually changed my own "working definition" between my two posts; while in the first one I was lea
3. 3.▲
   by lh712 12d ago

   Well, exactly, and I think that that is in line with what I originally wrote, and which is that you need the general relativity principle (by general I don't mean the general relativity but the concept of the equivalence of inertial fr
4. 4.▲
   by lh712 12d ago

   Nitpicking: It is not possible to derive the theory of relativity from medieval knowledge. At least not in any way resembling how the development actually happened, that is, heavily influenced by observations (or rather an iteration of spec