S@M, a Mathematica Implementation of the Spinor-Helicity Formalism

dc.creatorMaitre, D.
dc.creatorMastrolia, P.
dc.date2007-10-30
dc.date2007-10-30
dc.date.accessioned2026-07-07T13:16:56Z
dc.date.available2026-07-07T13:16:56Z
dc.descriptionIn this paper we present the package S@M (Spinors@Mathematica) which implements the spinor-helicity formalism in Mathematica. The package allows the use of complex-spinor algebra along with the multi-purpose features of Mathematica. The package defines the spinor objects with their basic properties along with functions to manipulate them. It also offers the possibility of evaluating the spinorial objects numerically at every computational step. The package is therefore well suited to be used in the context of on-shell technology, in particular for the evaluation of scattering amplitudes at tree- and loop-level.
dc.description52 pages, the package can be downloaded from http://www.slac.stanford.edu/grp/th/software/#Mathematica_Packages_
dc.identifierhttps://arxiv.org/abs/0710.5559
dc.identifierhttp://arxiv.org/abs/0710.5559
dc.identifierComput.Phys.Commun.179:501-574,2008
dc.identifierdoi:10.1016/j.cpc.2008.05.002
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/230951
dc.subjectHigh Energy Physics - Phenomenology
dc.titleS@M, a Mathematica Implementation of the Spinor-Helicity Formalism
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