WC_C9 Class Reference

A class for the Wilson coefficient \(C_9^{lep}(\mu)\) for a specific leptonic final state. More...

#include <WilsonCoefficientObservables.h>

Inheritance diagram for WC_C9:

Detailed Description

A class for the Wilson coefficient \(C_9^{lep}(\mu)\) for a specific leptonic final state.

Author

HEPfit Collaboration

Copyright

GNU General Public License

This class is used to compute the Wilson coefficient \(C_9^{lep}(\mu)\) at a specific scale \(\mu\) for a specific leptonic final state.

Definition at line 56 of file WilsonCoefficientObservables.h.

Public Member Functions
double	computeThValue ()
	The Wilson coefficient \(C_9^{lep}(\mu)\). More...
	WC_C9 (const StandardModel &SM_i, unsigned int part_i, QCD::lepton lep_i)
	Constructor. More...
Public Member Functions inherited from ThObservable
double	getBinMax ()
	A get method to get the maximum value of the bin. More...
double	getBinMin ()
	A get method to get the minimum value of the bin. More...
const StandardModel &	getModel ()
	A get method to get the model. More...
const std::vector< std::string >	getParametersForObservable ()
	A get method to get the parameters for the specific observable. More...
void	setBinMax (double max)
	A set method to set the maximum value of the bin. More...
void	setBinMin (double min)
	A set method to set the minimum value of the bin. More...
void	setParametersForObservable (std::vector< std::string > parametersForObservable_i)
	A set method to get the parameters for the specific observable. More...
	ThObservable (const StandardModel &SM_i)
	Constructor. More...
	ThObservable (const ThObservable &orig)
	The copy constructor. More...
virtual	~ThObservable ()
	The default destructor. More...

Private Attributes
gslpp::vector< gslpp::complex > **	allcoeff
QCD::lepton	lepton
double	mu
const StandardModel &	mySM
unsigned int	part

Additional Inherited Members
Protected Attributes inherited from ThObservable
double	max
	the bin maximum. More...
double	min
	The bin minimum. More...
std::vector< std::string >	parametersForObservable
	a vector of parameter namesfor the specific observable More...
const StandardModel &	SM
	A reference to an object of StandardMode class. More...

Constructor & Destructor Documentation

WC_C9()

WC_C9::WC_C9	(	const StandardModel &	SM_i,
		unsigned int	part_i,
		QCD::lepton	lep_i
	)

Constructor.

Parameters

[in]	SM_i	a reference to an object of type StandardModel
[in]	part_i	an unsigned integer used as toggle for real, imaginary, absolute or argument value.
[in]	lep_i	final leptons of the decay

Definition at line 35 of file WilsonCoefficientObservables.cpp.

: ThObservable(SM_i), mySM(SM_i) 
{  
    part = part_i;
    lepton = lep_i;
    mu = mySM.getMub();
}

Member Function Documentation

computeThValue()

double WC_C9::computeThValue ( )

virtual

The Wilson coefficient \(C_9^{lep}(\mu)\).

Returns

\(C_9^{lep}(\mu)\)

Implements ThObservable.

Definition at line 43 of file WilsonCoefficientObservables.cpp.

{
    mu = getBinMin();
    allcoeff = mySM.getFlavour().ComputeCoeffBMll(mu, lepton);
    
    if (part == 0) return ((*(allcoeff[LO]))(8) + (*(allcoeff[NLO]))(8)).real();
    if (part == 1) return ((*(allcoeff[LO]))(8) + (*(allcoeff[NLO]))(8)).imag();
    if (part == 2) return ((*(allcoeff[LO]))(8) + (*(allcoeff[NLO]))(8)).abs();
    if (part == 3) return ((*(allcoeff[LO]))(8) + (*(allcoeff[NLO]))(8)).arg();
    else throw std::runtime_error("WC_C7g: part specification can only be 0, 1 or 2");
}

Member Data Documentation

allcoeff

gslpp::vector<gslpp::complex>** WC_C9::allcoeff

private

vector that contains the Wilson coeffients

Definition at line 77 of file WilsonCoefficientObservables.h.

lepton

QCD::lepton WC_C9::lepton

private

Final leptons type.

Definition at line 74 of file WilsonCoefficientObservables.h.

mu

double WC_C9::mu

private

The scale for the Wilson coefficient.

Definition at line 76 of file WilsonCoefficientObservables.h.

mySM

const StandardModel& WC_C9::mySM

private

Definition at line 75 of file WilsonCoefficientObservables.h.

part

unsigned int WC_C9::part

private

toggle for real, imaginary, absolute or argument value

Definition at line 78 of file WilsonCoefficientObservables.h.

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The documentation for this class was generated from the following files:

• WilsonCoefficientObservables.h
• WilsonCoefficientObservables.cpp