9 #ifndef ThePEG_O1AlphaS_H 10 #define ThePEG_O1AlphaS_H 13 #include "AlphaSBase.h" 55 virtual unsigned int nloops ()
const {
return 1; }
172 static string className() {
return "ThePEG::O1AlphaS"; }
176 static string library() {
return "O1AlphaS.so"; }
PersistentIStream is used to read persistent objects from a stream where they were previously written...
StandardModelBase is used to handle standard model parameters in an EventGenerator.
virtual unsigned int nloops() const
Return the number of loops contributing to the running this coupling.
ClassTraitsType is an empty, non-polymorphic, base class.
A concreate implementation of ClassDescriptionBase describing a concrete class with persistent data...
int theMaxFlav
The maximum number of active flavours.
PersistentOStream is used to write objects persistently to a stream from which they can be read in ag...
This is the main namespace within which all identifiers in ThePEG are declared.
virtual double value(Energy2 scale, const StandardModelBase &) const
The .
static ClassDescription< O1AlphaS > initO1AlphaS
Describe a concrete class with persistent data.
void persistentInput(PersistentIStream &is, int version)
Function used to read in object persistently.
static void Init()
Standard Init function used to initialize the interface.
AlphaSBase is an abstract base class used by the StandardModelBase to implement the QCD coupling...
virtual vector< Energy2 > flavourThresholds() const
Return the flavour thresholds used.
QTY< 0, 1, 0 >::Type Energy
Energy.
O1AlphaS inherits from AlphaSBase and implements the leading order running QCD coupling.
O1AlphaS & operator=(const O1AlphaS &)
Private and non-existent assignment operator.
RCPtr is a reference counted (smart) pointer.
Energy theLambdaQCD
The for the number of flavours specified by theLambdaFlavour.
const ZeroUnit ZERO
ZERO can be used as zero for any unitful quantity.
virtual IBPtr clone() const
Make a simple clone of this object.
The default concrete implementation of ClassTraitsBase.
Energy Q0
The scale below which is frozen.
virtual IBPtr fullclone() const
Make a clone of this object, possibly modifying the cloned object to make it sane.
int theLambdaFlavour
The number of flavours for which theLambdaQCD is given.
O1AlphaS()
Default constructor.
void persistentOutput(PersistentOStream &os) const
Function used to write out object persistently.
int getMaxFlav() const
Return the maximum number of active flavours.
BaseClassTraits describes the base classes of the templated class.
virtual vector< Energy > LambdaQCDs() const
Return the used for different numbers of active flavours.
The templated ClassTraitsBase class defines a set of default information about classes used by ThePEG...