Gauge theory amplitudes in twistor space and holomorphic anomaly

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Published 21 November 2004 • Published under licence by IOP Publishing Ltd
, , Citation Freddy Cachazo et al JHEP10(2004)077 DOI 10.1088/1126-6708/2004/10/077

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Author affiliations

1 School of Natural Sciences, Institute for Advanced Study, Princeton NJ 08540, U.S.A.

2 Department of Physics, Joseph Henry Laboratories, Princeton NJ 08540 U.S.A.

Dates

  1. Received 26 October 2004
  2. Accepted 30 October 2004
  3. Published

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Abstract

We show that, in analyzing differential equations obeyed by one-loop gauge theory amplitudes, one must take into account a certain holomorphic anomaly. When this is done, the results are consistent with the simplest twistor-space picture of the available one-loop amplitudes.

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10.1088/1126-6708/2004/10/077