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Gauge theories are those which can be written with a Lie group as a symmetry group. According to Sean M Caroll's book, I can find the Lorentz group or Poincare group. So can General Relativity be a gauge theory?

DanielC
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Amit Jha
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    Possible duplicates: https://physics.stackexchange.com/q/346793/50583, https://physics.stackexchange.com/q/297697/50583 – ACuriousMind Dec 11 '17 at 14:51

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