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by jgoodknight
1330 days ago
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My main takeaway from Quantum Field theory in grad school was that the proton (and electron, etc really all subatomic particles) is just a useful fiction; much like a spherical, frictionless cow. It's just that in particle accelerators where it breaks down so it's a quite useful fiction. Renormalization[1] in field theory is really trippy... [1] https://en.wikipedia.org/wiki/Renormalization |
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