HeffDLi3j Class Reference

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

#include <HeffDLi3j.h>

Detailed Description

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

Author

HEPfit Collaboration

Copyright

GNU General Public License

The HeffDLi3j class aggregates the Wilson coefficients for the process \( \ell_j \to \ell_i \ell_i \ell_i \) generated by the model and sum them order by order.

Definition at line 30 of file HeffDLi3j.h.

Public Member Functions
gslpp::vector< gslpp::complex > **	ComputeCoeffDLi3j (int li_lj)
	Computes the Wilson coefficients for the process \( \ell_j \to \ell_i \ell_i \ell_i \). More...
const StandardModel &	GetModel () const
	Calls the model analyzed to calculate Wilson coefficients for the process \( \ell_j \to \ell_i \ell_i \ell_i \). More...
	HeffDLi3j (const StandardModel &SM_i)
	The constructor of the class HeffDLi3j. More...
virtual	~HeffDLi3j ()
	destructor of the class HeffDLi3j. More...

Private Attributes
WilsonCoefficient	coeffDLi3j_1
	Variable which stores the Wilson coefficient for \( \mu \to eee \). More...
WilsonCoefficient	coeffDLi3j_2
	Variable which stores the Wilson coefficient for \( \tau \to \mu \mu \mu \). More...
WilsonCoefficient	coeffDLi3j_3
	Variable which stores the Wilson coefficient for \( \tau \to eee \). More...
WilsonCoefficient	coeffDLi3j_4
const StandardModel &	model
	Variable which stores the model information. More...

Constructor & Destructor Documentation

HeffDLi3j()

HeffDLi3j::HeffDLi3j

(

const StandardModel &

SM_i

)

The constructor of the class HeffDLi3j.

Parameters

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

Definition at line 10 of file HeffDLi3j.cpp.

                                               :
        model(SM_i),
        coeffDLi3j_1(20, NDR , LO),coeffDLi3j_2(20, NDR , LO),coeffDLi3j_3(20, NDR , LO),coeffDLi3j_4(20, NDR , LO)
{
}

~HeffDLi3j()

HeffDLi3j::~HeffDLi3j ( )

virtual

destructor of the class HeffDLi3j.

Definition at line 16 of file HeffDLi3j.cpp.

                      {
}

Member Function Documentation

ComputeCoeffDLi3j()

gslpp::vector< gslpp::complex > ** HeffDLi3j::ComputeCoeffDLi3j

(

int

li_lj

)

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

Parameters

li_lj

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

Returns

returns the Wilson coefficients for the process

Definition at line 19 of file HeffDLi3j.cpp.

                                                                  {
 
    switch (li_lj) {
        case 1:
        {
            const std::vector<WilsonCoefficient>& mcb4 = model.getMatching().CMDLi3j(1);
            orders ordDLi3j_1 = coeffDLi3j_1.getOrder();
            coeffDLi3j_1.resetCoefficient();
            for (unsigned int i = 0; i < mcb4.size(); i++){
                for (int j = LO; j <= ordDLi3j_1; j++){
                    coeffDLi3j_1.setCoeff(*coeffDLi3j_1.getCoeff(orders(j))
                                            + *mcb4[i].getCoeff(orders(j)), orders(j));
                }
            }
        return coeffDLi3j_1.getCoeff();
        }
        case 2:
        {
            const std::vector<WilsonCoefficient>& mcb5 = model.getMatching().CMDLi3j(2);
            orders ordDLi3j_2 = coeffDLi3j_2.getOrder();
            coeffDLi3j_2.resetCoefficient();
            for (unsigned int i = 0; i < mcb5.size(); i++){
                for (int j = LO; j <= ordDLi3j_2; j++){
                    coeffDLi3j_2.setCoeff(*coeffDLi3j_2.getCoeff(orders(j))
                                            + *mcb5[i].getCoeff(orders(j)), orders(j));
                }
            }
        return coeffDLi3j_2.getCoeff();
        }
        case 3:
        {
            const std::vector<WilsonCoefficient>& mcb6 = model.getMatching().CMDLi3j(3);
            orders ordDLi3j_3 = coeffDLi3j_3.getOrder();
            coeffDLi3j_3.resetCoefficient();
            for (unsigned int i = 0; i < mcb6.size(); i++){
                for (int j = LO; j <= ordDLi3j_3; j++){
                    coeffDLi3j_3.setCoeff(*coeffDLi3j_3.getCoeff(orders(j))
                                            + *mcb6[i].getCoeff(orders(j)), orders(j));
                }
            }
        return coeffDLi3j_3.getCoeff();
        }
        case 4:
        {
            const std::vector<WilsonCoefficient>& mcb7 = model.getMatching().CMDLi3j(4);
            orders ordDLi3j_4 = coeffDLi3j_4.getOrder();
            coeffDLi3j_4.resetCoefficient();
            for (unsigned int i = 0; i < mcb7.size(); i++){
                for (int j = LO; j <= ordDLi3j_4; j++){
                    coeffDLi3j_4.setCoeff(*coeffDLi3j_4.getCoeff(orders(j))
                                            + *mcb7[i].getCoeff(orders(j)), orders(j));
                }
            }
        return coeffDLi3j_4.getCoeff();
        }
        default:
        {
            throw std::runtime_error("wrong input for the lepton flag in li->3lj decays");
        }
    }
}

GetModel()

const StandardModel & HeffDLi3j::GetModel ( ) const

inline

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

Definition at line 54 of file HeffDLi3j.h.

                                          {
        return model;
    }

Member Data Documentation

coeffDLi3j_1

WilsonCoefficient HeffDLi3j::coeffDLi3j_1

private

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

Definition at line 67 of file HeffDLi3j.h.

coeffDLi3j_2

WilsonCoefficient HeffDLi3j::coeffDLi3j_2

private

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

Definition at line 71 of file HeffDLi3j.h.

coeffDLi3j_3

WilsonCoefficient HeffDLi3j::coeffDLi3j_3

private

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

Definition at line 75 of file HeffDLi3j.h.

coeffDLi3j_4

WilsonCoefficient HeffDLi3j::coeffDLi3j_4

private

Definition at line 77 of file HeffDLi3j.h.

model

const StandardModel& HeffDLi3j::model

private

Variable which stores the model information.

Definition at line 62 of file HeffDLi3j.h.

---

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

• HeffDLi3j.h
• HeffDLi3j.cpp