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ThePEG
2.3.0
Helicity
Vertex
AbstractFFVVVertex.h
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// -*- C++ -*-
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#ifndef HELICITY_AbstractFFVVVertex_H
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#define HELICITY_AbstractFFVVVertex_H
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//
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// This is the declaration of the AbstractFFVVVertex class.
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//
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#include "VertexBase.h"
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#include "ThePEG/Helicity/WaveFunction/SpinorWaveFunction.h"
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#include "ThePEG/Helicity/WaveFunction/SpinorBarWaveFunction.h"
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#include "ThePEG/Helicity/WaveFunction/VectorWaveFunction.h"
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#include "AbstractFFVVVertex.fh"
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namespace
ThePEG
{
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namespace
Helicity {
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class
AbstractFFVVVertex
:
public
VertexBase
{
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public
:
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AbstractFFVVVertex
() :
VertexBase
(VertexType::FFVV) {}
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virtual
Complex
evaluate
(
Energy2
q2,
const
SpinorWaveFunction
& sp1,
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const
SpinorBarWaveFunction
& sbar2,
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const
VectorWaveFunction
& vec3,
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const
VectorWaveFunction
& vec4) = 0;
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public
:
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static
void
Init
();
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private
:
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AbstractFFVVVertex
&
operator=
(
const
AbstractFFVVVertex
&) =
delete
;
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};
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}
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}
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#endif
/* HELICITY_AbstractFFVVVertex_H */
ThePEG::Helicity::AbstractFFVVVertex
The AbstractFFVVVertex class provides a base class for all fermion-fermion-vector-vector vertices in ...
Definition:
AbstractFFVVVertex.h:21
ThePEG::Helicity::AbstractFFVVVertex::AbstractFFVVVertex
AbstractFFVVVertex()
Default constructor.
Definition:
AbstractFFVVVertex.h:28
ThePEG::Helicity::AbstractFFVVVertex::operator=
AbstractFFVVVertex & operator=(const AbstractFFVVVertex &)=delete
The assignment operator is private and must never be called.
ThePEG::Helicity::AbstractFFVVVertex::evaluate
virtual Complex evaluate(Energy2 q2, const SpinorWaveFunction &sp1, const SpinorBarWaveFunction &sbar2, const VectorWaveFunction &vec3, const VectorWaveFunction &vec4)=0
Members to calculate the helicity amplitude expressions for vertices and off-shell particles.
ThePEG::Helicity::AbstractFFVVVertex::Init
static void Init()
The standard Init function used to initialize the interfaces.
ThePEG::Helicity::SpinorBarWaveFunction
Definition:
SpinorBarWaveFunction.h:57
ThePEG::Helicity::SpinorWaveFunction
Definition:
SpinorWaveFunction.h:56
ThePEG::Helicity::VectorWaveFunction
Definition:
VectorWaveFunction.h:50
ThePEG::Helicity::VertexBase
The VertexBase class is the base class for all helicity amplitude vertices.
Definition:
VertexBase.h:83
ThePEG::Qty< 0, 2, 0 >
ThePEG
This is the main namespace within which all identifiers in ThePEG are declared.
Definition:
FactoryBase.h:28
ThePEG::Complex
std::complex< double > Complex
ThePEG code should use Complex for all complex scalars.
Definition:
Complex.h:23
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