QCD Library
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colour.hpp File Reference

QCD colour factors. More...

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Namespaces

 QCD
 

Variables

constexpr int n_c = 3
 Dimension of the fundamental representation.
 
constexpr int d_r = 3
 Dimension of the fundamental representation.
 
constexpr double c_A = 3.
 Quadratic Casimir in the adjoint representation.
 
constexpr double c_F = 4./3.
 Quadratic Casimir in the fundamental representation.
 
constexpr double T_f = 1./2.
 Trace normalisation.
 
constexpr double d_abcd_AA = 135.
 Product of two symmetrised traces in the adjoint representation. More...
 
constexpr double d_abcd_AF = 15./2.
 Product of two symmetrised traces in the adjoint and fundamental representation. More...
 
constexpr double d_abcd_FF = 5./12.
 Product of two symmetrised traces in the fundamental representation. More...
 
constexpr double N_A = 8.
 Dimension of the adjoint representation.
 

Detailed Description

QCD colour factors.

Author
Andreas Maier andre.nosp@m.as.m.nosp@m.aier@.nosp@m.durh.nosp@m.am.ac.nosp@m..uk
Version
2.0.0

LICENSE

Copyright 2014 Andreas Maier

This file is part of the QCD library.

The QCD library is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version.

The QCD library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with the QCD library. If not, see http://www.gnu.org/licenses/.