... CompHEP is a package for automatic calculations of elementary particle decays and collision processes in the lowest order of perturbation theory (the tree level approximation). ...
... are discussed for the complete tree-level sets of diagrams and some technical ... E.E.Boos, M.N.Dubinin, Complete tree level calculation of the $e^+ e^- \to Z b \bar ...
... Created ntuple file CompHepData.root contains tree CompHepNtuple with following structure [var_name (type) тАУ what] : . IP (I) тАУ process ID . ...
... are many contributing Feynman diagrams even at the tree level and a large number of ... the effective Higgs potential to the tree level MSSM Lagrangian to incorporate the ...
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Ссылки http://comphep.sinp.msu.ru/_media/download/hep-ph-0403113.pdf -- 165.7 Кб -- 13.09.2006 Похожие документы
... violates the gauge invariance and the unitary behavior of the amplitude, which is ensured by gauge cancellations (especially important for the complete tree level sets of diagrams including t-channel photons/gluons; see for details 'the bibliography' page ...
... of elementary particle decay and collision prop erties in the lowest order of p erturbation theory (the tree approximation ... So WcБ and Zc are not needed in the external lines of Feynman diagrams and may b e omitted also in tree level calculations. ...
... of elementary particle decay and collision properties in the lowest order of perturbation theory (the tree approximation ... So WcБ and Zc are not needed in the external lines of Feynman diagrams and may be omitted also in tree level calculations. ...
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Ссылки http://comphep.sinp.msu.ru/_media/download/hep-ph-9908288.pdf -- 792.3 Кб -- 13.09.2006 Похожие документы