Proof of the dual conformal anomaly of one-loop amplitudes in Script N = 4 SYM

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Published 23 October 2009 Published under licence by IOP Publishing Ltd
, , Citation Andreas Brandhuber et al JHEP10(2009)063 DOI 10.1088/1126-6708/2009/10/063

1126-6708/2009/10/063

Abstract

We provide two derivations of the one-loop dual conformal anomaly of generic n-point superamplitudes in maximally supersymmetric Yang-Mills theory. Our proofs are based on simple applications of unitarity, and the known analytic properties of the amplitudes.

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10.1088/1126-6708/2009/10/063