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ThePEG
2.3.0
Helicity
Vertex
AbstractVVVVertex.h
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// -*- C++ -*-
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#ifndef HELICITY_AbstractVVVVertex_H
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#define HELICITY_AbstractVVVVertex_H
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//
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// This is the declaration of the AbstractVVVVertex class.
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//
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#include "VertexBase.h"
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#include "ThePEG/Helicity/WaveFunction/VectorWaveFunction.h"
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#include "AbstractVVVVertex.fh"
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namespace
ThePEG
{
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namespace
Helicity {
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class
AbstractVVVVertex
:
public
VertexBase
{
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public
:
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AbstractVVVVertex
() :
VertexBase
(VertexType::VVV) {}
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virtual
Complex
evaluate
(
Energy2
q2,
const
VectorWaveFunction
& vec1,
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const
VectorWaveFunction
& vec2,
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const
VectorWaveFunction
& vec3) = 0;
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virtual
VectorWaveFunction
evaluate
(
Energy2
q2,
int
iopt,
tcPDPtr
out,
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const
VectorWaveFunction
& vec2,
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const
VectorWaveFunction
& vec3,
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complex<Energy> mass=-GeV, complex<Energy> width=-GeV) = 0;
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public
:
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static
void
Init
();
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private
:
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AbstractVVVVertex
&
operator=
(
const
AbstractVVVVertex
&) =
delete
;
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};
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}
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}
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namespace
ThePEG
{
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}
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#endif
/* HELICITY_AbstractVVVVertex_H */
ThePEG::Helicity::AbstractVVVVertex
The AbstractVVVVertex class provides the base class for all vector-vector-vector interactions in TheP...
Definition:
AbstractVVVVertex.h:19
ThePEG::Helicity::AbstractVVVVertex::AbstractVVVVertex
AbstractVVVVertex()
Default constructor.
Definition:
AbstractVVVVertex.h:26
ThePEG::Helicity::AbstractVVVVertex::Init
static void Init()
The standard Init function used to initialize the interfaces.
ThePEG::Helicity::AbstractVVVVertex::operator=
AbstractVVVVertex & operator=(const AbstractVVVVertex &)=delete
The assignment operator is private and must never be called.
ThePEG::Helicity::AbstractVVVVertex::evaluate
virtual Complex evaluate(Energy2 q2, const VectorWaveFunction &vec1, const VectorWaveFunction &vec2, const VectorWaveFunction &vec3)=0
Members to calculate the helicity amplitude expressions for vertices and off-shell particles.
ThePEG::Helicity::AbstractVVVVertex::evaluate
virtual VectorWaveFunction evaluate(Energy2 q2, int iopt, tcPDPtr out, const VectorWaveFunction &vec2, const VectorWaveFunction &vec3, complex< Energy > mass=-GeV, complex< Energy > width=-GeV)=0
Evaluate the off-shell vector coming from the vertex.
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::Pointer::TransientConstRCPtr
TransientConstRCPtr is a simple wrapper around a bare const pointer which can be assigned to and from...
Definition:
RCPtr.h:696
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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