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Cancellation of infrared divergences at NNLO

  • Stefan Weinzierl
PS04 Hard QCD

Abstract

Perturbative calculations at next-to-next-to-leading order for multi-particle final states require a method to cancel infrared singularities. I discuss how to setup the subtraction method at NNLO.

PACS: 12.38.Bx Perturbative calculations

Keywords

Subtraction Method Perturbative Calculation Infrared Divergence Infrared Singularity 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

Copyright information

© Springer-Verlag, Società Italiana di Fisica 2003

Authors and Affiliations

  • Stefan Weinzierl
    • 1
  1. 1.Max-Planck-Institut für Physik (Werner-Heisenberg-Institut), Föhringer Ring 6, D-80805 MünchenGermany

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