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Consider the Euclidean path integral defining the vacuum state of a conformal field theory.

Why does the addition of sources for scalar primary or stress tensor operators to the Euclidean path integral give us the CFT excited states?

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  • $\begingroup$ are you perhaps referring to the state-operator correspondence? $\endgroup$ – AccidentalFourierTransform May 19 '17 at 20:51
  • $\begingroup$ It's currently unclear what exactly this question is asking. Please add further information about the context so that potential answerers will know exactly what the issue here is. $\endgroup$ – ACuriousMind May 20 '17 at 9:07
  • $\begingroup$ @ AccidentalFourierTransform: This is exactly what I mean. $\endgroup$ – nightmarish May 21 '17 at 0:09

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