don't we nowadays view RG flow as more fundamental, in the sense that we view a QFT with a specific set of CCs as a point on RG flow from a UV to IR CFT?
you need the theory to stay weakly coupled though from the IR all the way to the UV
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don't we nowadays view RG flow as more fundamental, in the sense that we view a QFT with a specific set of CCs as a point on RG flow from a UV to IR CFT?
you need the theory to stay weakly coupled though from the IR all the way to the UV
