Perturbative and instanton corrections to the OPE of CPOs in

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Perturbative and instanton corrections to the OPE of CPOs in N = 4 SYM 4

We study perturbative and instanton corrections to the Operator Product Expansion of the lowest weight Chiral Primary Operators of N = 4 SYM4. We confirm the recently observed non-renormalization of various operators (notably of the double-trace operator with dimension 4 in the 20 irrep of SU(4)), that appear to be unprotected by unitarity restrictions. We demonstrate the splitting of the free-...

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ژورنال

عنوان ژورنال: Nuclear Physics B

سال: 2001

ISSN: 0550-3213

DOI: 10.1016/s0550-3213(01)00118-3