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alecst
on Aug 14, 2023
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JWST spots giant black holes all over the early un...
The conventional Doppler shift and the equivalence principle imply a gravitational redshift for a photon. See page 102:
https://preposterousuniverse.com/wp-content/uploads/grnotes-...
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https://preposterousuniverse.com/wp-content/uploads/grnotes-...