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P_relationf Class Reference

#include <MVllObservables.h>

+ Inheritance diagram for P_relationf:

Detailed Description

Definition at line 2376 of file MVllObservables.h.

Public Member Functions

double computeThValue ()
 The observable \(P_8'\) in \(M \to V l^+l^-\). More...
 
 P_relationf (const StandardModel &SM_i, QCD::meson meson_i, QCD::meson vector_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 StandardModelgetModel ()
 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 lep
 
QCD::meson meson
 
QCD::meson vectorM
 

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 StandardModelSM
 A reference to an object of StandardMode class. More...
 

Constructor & Destructor Documentation

◆ P_relationf()

P_relationf::P_relationf ( const StandardModel SM_i,
QCD::meson  meson_i,
QCD::meson  vector_i,
QCD::lepton  lep_i 
)

Constructor.

Parameters
[in]SM_ia reference to an object of type StandardModel
[in]meson_iinitial meson of the decay
[in]vector_ifinal vector meson of the decay
[in]lep_ifinal leptons of the decay

Definition at line 1235 of file MVllObservables.cpp.

1238 : ThObservable(SM_i)
1239 {
1240  lep = lep_i;
1241  meson = meson_i;
1242  vectorM = vector_i;
1243 

Member Function Documentation

◆ computeThValue()

double P_relationf::computeThValue ( )
virtual

The observable \(P_8'\) in \(M \to V l^+l^-\).

Returns
\(P_8'\)

Implements ThObservable.

Definition at line 1245 of file MVllObservables.cpp.

1248 {
1249  double q_min = getBinMin();
1250  double P1 = SM.getFlavour().getMVll(meson, vectorM, lep).getSigma(4,q_min)/(2.* SM.getFlavour().getMVll(meson, vectorM, lep).getSigma(3,q_min));
1251  double P2 = SM.getFlavour().getMVll(meson, vectorM, lep).getSigma(7,q_min)/(8.*SM.getFlavour().getMVll(meson, vectorM, lep).getSigma(3,q_min));
1252  double P4p = SM.getFlavour().getMVll(meson, vectorM, lep).getSigma(5,q_min)/sqrt(-SM.getFlavour().getMVll(meson, vectorM, lep).getSigma(2,q_min)*SM.getFlavour().getMVll(meson, vectorM, lep).getSigma(3,q_min));
1253  double P5p = SM.getFlavour().getMVll(meson, vectorM, lep).getSigma(6,q_min)/(2.*sqrt(-SM.getFlavour().getMVll(meson, vectorM, lep).getSigma(2,q_min)*SM.getFlavour().getMVll(meson, vectorM, lep).getSigma(3,q_min)));
1254  double beta = sqrt(1. - 4.*SM.getLeptons(lep).getMass()*SM.getLeptons(lep).getMass()/q_min/q_min);
1255 

Member Data Documentation

◆ lep

QCD::lepton P_relationf::lep
private

Final leptons type.

Definition at line 2395 of file MVllObservables.h.

◆ meson

QCD::meson P_relationf::meson
private

Initial meson type.

Definition at line 2396 of file MVllObservables.h.

◆ vectorM

QCD::meson P_relationf::vectorM
private

Final vector meson type.

Definition at line 2397 of file MVllObservables.h.


The documentation for this class was generated from the following files:
P_relationf::meson
QCD::meson meson
Definition: MVllObservables.h:2396
P_relationf::vectorM
QCD::meson vectorM
Definition: MVllObservables.h:2397
MVll::getSigma
double getSigma(int i, double q_2)
The value of from to .
Definition: MVll.cpp:1956
ThObservable::ThObservable
ThObservable(const StandardModel &SM_i)
Constructor.
Definition: ThObservable.h:32
Particle::getMass
const double & getMass() const
A get method to access the particle mass.
Definition: Particle.h:61
gslpp::sqrt
complex sqrt(const complex &z)
Definition: gslpp_complex.cpp:385
ThObservable::SM
const StandardModel & SM
A reference to an object of StandardMode class.
Definition: ThObservable.h:121
StandardModel::getFlavour
const Flavour & getFlavour() const
Definition: StandardModel.h:1020
P_relationf::lep
QCD::lepton lep
Definition: MVllObservables.h:2395
ThObservable::getBinMin
double getBinMin()
A get method to get the minimum value of the bin.
Definition: ThObservable.h:82
Flavour::getMVll
MVll & getMVll(QCD::meson meson_i, QCD::meson vector_i, QCD::lepton lep_i) const
Returns the initial and final state dependent object for .
Definition: Flavour.cpp:144
StandardModel::getLeptons
Particle getLeptons(const QCD::lepton p) const
A get method to retrieve the member object of a lepton.
Definition: StandardModel.h:712