HeffDLij Class Reference

A class for calculating all the Wilson coefficients for the process \( \ell_j \to \ell_i \gamma \). More...

#include <HeffDLij.h>

Detailed Description

A class for calculating all the Wilson coefficients for the process \( \ell_j \to \ell_i \gamma \).

Author

HEPfit Collaboration

Copyright

GNU General Public License

The HeffDLij class aggregates the Wilson coefficients for the process \( \ell_j \to \ell_i \gamma \) generated by the model and sum them order by order.

Definition at line 23 of file HeffDLij.h.

Public Member Functions
gslpp::vector< gslpp::complex > **	ComputeCoeffDLij (int li_lj)
	Computes the Wilson coefficients for the process \( \ell_j \to \ell_i \gamma \). More...
const StandardModel &	GetModel () const
	Calls the model analyzed to calculate Wilson coefficients for the process \( \ell_j \to \ell_i \gamma \). More...
	HeffDLij (const StandardModel &SM_i)
	The constructor of the class HeffDLij. More...
virtual	~HeffDLij ()
	destructor of the class HeffDLij. More...

Private Attributes
WilsonCoefficient	coeffDLij_1
	Variable which stores the Wilson coefficient for \( \mu \to e \gamma \). More...
WilsonCoefficient	coeffDLij_2
	Variable which stores the Wilson coefficient for \( \tau \to \mu \gamma \). More...
WilsonCoefficient	coeffDLij_3
	Variable which stores the Wilson coefficient for \( \tau \to e \gamma \). More...
const StandardModel &	model
	Variable which stores the model information. More...

Constructor & Destructor Documentation

HeffDLij()

HeffDLij::HeffDLij

(

const StandardModel &

SM_i

)

The constructor of the class HeffDLij.

Parameters

[in]	Wilson	coefficient responsible for the process \( \ell_j \to \ell_i \gamma \) in the SM
[in]	Wilson	coefficient responsible for the process \( \ell_j \to \ell_i \gamma \) in the model analyzed

Definition at line 10 of file HeffDLij.cpp.

                                             :
        model(SM_i),
        coeffDLij_1(2, NDR , LO),coeffDLij_2(2, NDR , LO),coeffDLij_3(2, NDR , LO){
}

~HeffDLij()

HeffDLij::~HeffDLij ( )

virtual

destructor of the class HeffDLij.

Definition at line 15 of file HeffDLij.cpp.

                    {
}

Member Function Documentation

ComputeCoeffDLij()

gslpp::vector< gslpp::complex > ** HeffDLij::ComputeCoeffDLij

(

int

li_lj

)

Computes the Wilson coefficients for the process \( \ell_j \to \ell_i \gamma \).

Parameters

li_lj

determines the process, e.g., 1 = \( \mu \to e \gamma \), 2 = \( \tau \to \mu \gamma \), 3 = \( \tau \to e \gamma \)

Returns

returns the Wilson coefficients for the process

Definition at line 18 of file HeffDLij.cpp.

                                                                {
 
    switch (li_lj) {
        case 1:
        {
            std::vector<WilsonCoefficient>& mcb1 = model.getMatching().CMDLij(1);
            orders ordDLij_1 = coeffDLij_1.getOrder();
            coeffDLij_1.resetCoefficient();
            for (unsigned int i = 0; i < mcb1.size(); i++){
                for (int j = LO; j <= ordDLij_1; j++){
                    coeffDLij_1.setCoeff(*coeffDLij_1.getCoeff(orders(j))
                                            + *mcb1[i].getCoeff(orders(j)), orders(j));
                }
            }
        return coeffDLij_1.getCoeff();
        }
        case 2:
        {
            std::vector<WilsonCoefficient>& mcb2 = model.getMatching().CMDLij(2);
            orders ordDLij_2 = coeffDLij_2.getOrder();
            coeffDLij_2.resetCoefficient();
            for (unsigned int i = 0; i < mcb2.size(); i++){
                for (int j = LO; j <= ordDLij_2; j++){
                    coeffDLij_2.setCoeff(*coeffDLij_2.getCoeff(orders(j))
                                            + *mcb2[i].getCoeff(orders(j)), orders(j));
                }
            }
        return coeffDLij_2.getCoeff();
        }
        case 3:
        {
            std::vector<WilsonCoefficient>& mcb3 = model.getMatching().CMDLij(3);
            orders ordDLij_3 = coeffDLij_3.getOrder();
            coeffDLij_3.resetCoefficient();
            for (unsigned int i = 0; i < mcb3.size(); i++){
                for (int j = LO; j <= ordDLij_3; j++){
                    coeffDLij_3.setCoeff(*coeffDLij_3.getCoeff(orders(j))
                                            + *mcb3[i].getCoeff(orders(j)), orders(j));
                }
            }
        return coeffDLij_3.getCoeff();
        }
        default:
        {
            throw std::runtime_error("wrong input for the lepton flag in li->lj gamma decays");
        }
    }
}

GetModel()

const StandardModel& HeffDLij::GetModel ( ) const

inline

Calls the model analyzed to calculate Wilson coefficients for the process \( \ell_j \to \ell_i \gamma \).

Definition at line 47 of file HeffDLij.h.

                                          {
        return model;
    }

Member Data Documentation

coeffDLij_1

WilsonCoefficient HeffDLij::coeffDLij_1

private

Variable which stores the Wilson coefficient for \( \mu \to e \gamma \).

Definition at line 60 of file HeffDLij.h.

coeffDLij_2

WilsonCoefficient HeffDLij::coeffDLij_2

private

Variable which stores the Wilson coefficient for \( \tau \to \mu \gamma \).

Definition at line 64 of file HeffDLij.h.

coeffDLij_3

WilsonCoefficient HeffDLij::coeffDLij_3

private

Variable which stores the Wilson coefficient for \( \tau \to e \gamma \).

Definition at line 68 of file HeffDLij.h.

model

const StandardModel& HeffDLij::model

private

Variable which stores the model information.

Definition at line 55 of file HeffDLij.h.

---

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

• HeffDLij.h
• HeffDLij.cpp