RD_MPlnu Class Reference

#include <MPlnuObservables.h>

Inheritance diagram for RD_MPlnu:

Detailed Description

Definition at line 41 of file MPlnuObservables.h.

Public Member Functions
double	computeThValue ()
	The binned observable \(R_{D}\) in \(M \to P l \nu\). More...
	RD_MPlnu (const StandardModel &SM_i, QCD::meson meson_i, QCD::meson pseudoscalar_i, QCD::lepton lep_1, QCD::lepton lep_2, QCD::lepton lep_3)
	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
QCD::lepton	lep1
QCD::lepton	lep2
QCD::lepton	lep3
QCD::meson	meson
QCD::meson	pseudoscalarM

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

RD_MPlnu()

RD_MPlnu::RD_MPlnu	(	const StandardModel &	SM_i,
		QCD::meson	meson_i,
		QCD::meson	pseudoscalar_i,
		QCD::lepton	lep_1,
		QCD::lepton	lep_2,
		QCD::lepton	lep_3
	)

Constructor.

Parameters

[in]	SM_i	a reference to an object of type StandardModel
[in]	meson_i	initial meson of the decay
[in]	pseudoscalar_i	final pseudoscalar meson of the decay
[in]	lep_1	final leptons of the decay
[in]	lep_2	final leptons of the decay
[in]	lep_3	final leptons of the decay

Definition at line 44 of file MPlnuObservables.cpp.

: ThObservable(SM_i) 
{  
    lep1 = lep_1;
    lep2 = lep_2;
    lep3 = lep_3;
    meson = meson_i;
    pseudoscalarM = pseudoscalar_i;
    
    setParametersForObservable(SM.getFlavour().getMPlnu(meson, pseudoscalarM, lep1).initializeMPlnuParameters());
    setParametersForObservable(SM.getFlavour().getMPlnu(meson, pseudoscalarM, lep2).initializeMPlnuParameters());
    setParametersForObservable(SM.getFlavour().getMPlnu(meson, pseudoscalarM, lep3).initializeMPlnuParameters());
}

Member Function Documentation

computeThValue()

double RD_MPlnu::computeThValue ( )

virtual

The binned observable \(R_{D}\) in \(M \to P l \nu\).

Returns

\(R_{D}\)

Implements ThObservable.

Definition at line 58 of file MPlnuObservables.cpp.

{
    double MM = SM.getMesons(meson).getMass();
    double MP = SM.getMesons(pseudoscalarM).getMass();
    double q2_min_lep1 = SM.getLeptons(lep1).getMass()*SM.getLeptons(lep1).getMass();
    double q2_min_lep2 = SM.getLeptons(lep2).getMass()*SM.getLeptons(lep2).getMass();
    double q2_min_lep3 = SM.getLeptons(lep3).getMass()*SM.getLeptons(lep3).getMass();
    double w_max_lep1 = (MM*MM+MP*MP)/(2.*MM*MP)-q2_min_lep1/(2.*MM*MP);
    double w_max_lep2 = (MM*MM+MP*MP)/(2.*MM*MP)-q2_min_lep2/(2.*MM*MP);
    double w_max_lep3 = (MM*MM+MP*MP)/(2.*MM*MP)-q2_min_lep3/(2.*MM*MP);
    double q2_max = (MM-MP)*(MM-MP);
    double w_min = (MM*MM+MP*MP)/(2.*MM*MP)-q2_max/(2.*MM*MP);
    double deltaGammadeltaw_lep1 = SM.getFlavour().getMPlnu(meson, pseudoscalarM, lep1).getDeltaGammaDeltaw(w_min,w_max_lep1);
    double deltaGammadeltaw_lep2 = SM.getFlavour().getMPlnu(meson, pseudoscalarM, lep2).getDeltaGammaDeltaw(w_min,w_max_lep2);
    double deltaGammadeltaw_lep3 = SM.getFlavour().getMPlnu(meson, pseudoscalarM, lep3).getDeltaGammaDeltaw(w_min,w_max_lep3);
    
    return deltaGammadeltaw_lep1/((deltaGammadeltaw_lep2+deltaGammadeltaw_lep3)/2.);
}

Member Data Documentation

lep1

QCD::lepton RD_MPlnu::lep1

private

Final leptons type.

Definition at line 62 of file MPlnuObservables.h.

lep2

QCD::lepton RD_MPlnu::lep2

private

Final leptons type.

Definition at line 63 of file MPlnuObservables.h.

lep3

QCD::lepton RD_MPlnu::lep3

private

Final leptons type.

Definition at line 64 of file MPlnuObservables.h.

meson

QCD::meson RD_MPlnu::meson

private

Initial meson type.

Definition at line 65 of file MPlnuObservables.h.

pseudoscalarM

QCD::meson RD_MPlnu::pseudoscalarM

private

Final pseudoscalar meson type.

Definition at line 66 of file MPlnuObservables.h.

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

• MPlnuObservables.h
• MPlnuObservables.cpp