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IR Behavior of QCD Cross Sections at NNLO

In this talk we examine how one-loop soft and collinear splitting functions occur in the calculation of next-to-next-to-leading order (NNLO) corrections to production rates, and we present the one-loop gluon soft and splitting functions, computed to all orders in the dimensional regularization param...

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Detalles Bibliográficos
Autores principales: Bern, Z, Del Duca, V, Kilgore, W B, Schmidt, C R
Lenguaje:eng
Publicado: 1999
Materias:
Acceso en línea:https://dx.doi.org/10.22323/1.001.0031
http://cds.cern.ch/record/383546
Descripción
Sumario:In this talk we examine how one-loop soft and collinear splitting functions occur in the calculation of next-to-next-to-leading order (NNLO) corrections to production rates, and we present the one-loop gluon soft and splitting functions, computed to all orders in the dimensional regularization parameter next-to-leading logarithmic corrections to the Lipatov vertex to all orders in