TTP18-020 The double-soft integral for an arbitrary angle between hard radiators
TTP18-020 The double-soft integral for an arbitrary angle between hard radiators
Fabrizio Caola, Maximilian Delto, Hjalte Frellesvig, Kirill Melnikov
Eur.Phys.J. C78 (2018) no.8, 687
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arXiv