Reference frames in general relativity and the galactic rotation curves

lfilipecosta · October 20, 2023, 6:45pm

wolframcommunity · October 20, 2023, 6:52pm

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jm · October 22, 2023, 10:40pm

Jean-Michel Paris
Retired mathematician

Indeed this is a very GREAT piece of code but it should have been
coded in the kernel a long time ago.
That means I do not want to type 100 lines of code to get, for example,
the Ricci tensor.

The same goes for quantum Mechanics.

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Reference frames in general relativity and the galactic rotation curves

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