The gauge dependence problem of the effective action for general gauge theories in the framework of a modified functional renormalization group approach proposed recently is studied. It is shown that the effective action remains gauge-dependent on-shell.
Demystifying the twistor construction of composite operators in N=4 super-Yang-Mills theory
Superfield quantization of general gauge theories
Operator Coefficients for Composite Operators in the $(φ^4)_4$ Theory
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