TTP16-011 A planar four-loop form factor and cusp anomalous dimension in QCD
| TTP16-011 A planar four-loop form factor and cusp anomalous dimension in QCD |
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| Johannes M. Henn, Alexander V. Smirnov, Vladimir A. Smirnov, Matthias Steinhauser |
| JHEP 1605 (2016) 066 |
| PDF PostScript arXiv |