Does it make sense to say that the processes represented by Feynman diagrams and path integrals (like beta decay) are “real?” If you want to say in what sense they are or are not real, please respond!
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No .. I’m just talking about the fact writing down a QFT for GR is hard
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Prob shouldn’t have put the two in a single tweet
Thanks. Twitter will use this to make your timeline better. UndoUndo
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I don’t think it would change, no .. conservation of particle number is one of the holiest conserved quantities .. perhaps the definition would change but in a way that it agreed in the SR limit
End of conversation
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