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Herwig
7.2.1
Models
StandardModel
O2AlphaS.h
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// -*- C++ -*-
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//
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// O2AlphaS.h is a part of Herwig - A multi-purpose Monte Carlo event generator
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// Copyright (C) 2002-2019 The Herwig Collaboration
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//
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// Herwig is licenced under version 3 of the GPL, see COPYING for details.
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// Please respect the MCnet academic guidelines, see GUIDELINES for details.
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//
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#ifndef HERWIG_O2AlphaS_H
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#define HERWIG_O2AlphaS_H
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//
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// This is the declaration of the O2AlphaS class.
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//
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#include "ThePEG/StandardModel/AlphaSBase.h"
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namespace
Herwig
{
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using namespace
ThePEG
;
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class
O2AlphaS
:
public
AlphaSBase
{
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public
:
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O2AlphaS
() : _lambdaQCD(180.*MeV), _bcoeff(6,0.0), _ccoeff(6,0.0),
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_lambdas(7), _threshold(6), _match(6,0.0), _copt(0) {}
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virtual
double
value(Energy2 scale,
const
StandardModelBase
& sm)
const
;
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virtual
vector<Energy2> flavourThresholds()
const
;
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virtual
vector<Energy> LambdaQCDs()
const
;
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public
:
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void
persistentOutput(
PersistentOStream
& os)
const
;
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void
persistentInput(
PersistentIStream
& is,
int
version);
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static
void
Init();
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protected
:
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virtual
IBPtr
clone
()
const
{
return
new_ptr(*
this
);}
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virtual
IBPtr
fullclone
()
const
{
return
new_ptr(*
this
);}
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protected
:
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virtual
void
doinit();
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private
:
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O2AlphaS
& operator=(
const
O2AlphaS
&) =
delete
;
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private
:
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Energy
_lambdaQCD
;
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vector<double>
_bcoeff
;
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vector<double>
_ccoeff
;
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vector<Energy>
_lambdas
;
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vector<Energy>
_threshold
;
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vector<double>
_match
;
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unsigned
int
_copt
;
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};
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}
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#endif
/* HERWIG_O2AlphaS_H */
Herwig::O2AlphaS::clone
virtual IBPtr clone() const
Make a simple clone of this object.
Definition:
O2AlphaS.h:99
ThePEG::PersistentIStream
Herwig::O2AlphaS::_match
vector< double > _match
The constants for matching.
Definition:
O2AlphaS.h:161
ThePEG::StandardModelBase
ThePEG::PersistentOStream
ThePEG::IBPtr
ThePEG::Ptr< InterfacedBase >::pointer IBPtr
ThePEG
Herwig::O2AlphaS::_copt
unsigned int _copt
Option for the coupling.
Definition:
O2AlphaS.h:165
ThePEG::AlphaSBase
Herwig::O2AlphaS
The O2AlphaS class is the implementation of the two-loop in the same way as in FORTRAN HERWIG...
Definition:
O2AlphaS.h:33
Herwig::O2AlphaS::_threshold
vector< Energy > _threshold
The flavour thresholds.
Definition:
O2AlphaS.h:156
Herwig::O2AlphaS::_lambdas
vector< Energy > _lambdas
The values of for the diffferent number of flavours.
Definition:
O2AlphaS.h:151
Herwig::O2AlphaS::_ccoeff
vector< double > _ccoeff
The values of the next-to-leading-order -function coefficients.
Definition:
O2AlphaS.h:146
Herwig::O2AlphaS::_lambdaQCD
Energy _lambdaQCD
The value of 5-flavours in the scheme.
Definition:
O2AlphaS.h:136
Herwig::O2AlphaS::O2AlphaS
O2AlphaS()
The default constructor.
Definition:
O2AlphaS.h:40
Herwig
-*- C++ -*-
Definition:
BasicConsistency.h:17
Herwig::O2AlphaS::_bcoeff
vector< double > _bcoeff
The values of the leading-order -function coefficients.
Definition:
O2AlphaS.h:141
Herwig::O2AlphaS::fullclone
virtual IBPtr fullclone() const
Make a clone of this object, possibly modifying the cloned object to make it sane.
Definition:
O2AlphaS.h:105
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