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.
All Science Journal Classification (ASJC) codes
- Nuclear and High Energy Physics
- Extended Supersymmetry
- Gauge Symmetry
- NLO Computations