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ar X iv : h ep-p h / 99 05 38 5 v 1 1 8 M ay 1 99 9 1 Steps towards NNLO QCD calculations : collinear factorization at O ( α 2 S ) ∗
| Content Provider | Semantic Scholar |
|---|---|
| Author | Grazzini, Massimiliano |
| Copyright Year | 1999 |
| Abstract | I consider the singular behaviour of tree-level QCD amplitudes when the momenta of three partons become simultaneously parallel and I discuss the universal factorization formula that controls the singularities of the multiparton matrix elements in this collinear limit. |
| File Format | PDF HTM / HTML |
| Alternate Webpage(s) | http://arxiv.org/pdf/hep-ph/9905385v1.pdf |
| Language | English |
| Access Restriction | Open |
| Content Type | Text |
| Resource Type | Article |