Gauge theory amplitudes in twistor space and holomorphic anomaly

Freddy Cachazo, Peter Svrček, Edward Witten

Research output: Contribution to journalArticlepeer-review

111 Scopus citations


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.

Original languageEnglish (US)
Pages (from-to)2601-2608
Number of pages8
JournalJournal of High Energy Physics
Issue number10
StatePublished - Oct 1 2004
Externally publishedYes

All Science Journal Classification (ASJC) codes

  • Nuclear and High Energy Physics


  • Extended Supersymmetry
  • Gauge Symmetry
  • NLO Computations


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