a Code for the Combination of Indirect and Direct Constraints on High Energy Physics Models Logo
deltagHtt Class Reference

An observable class for the deviation from the SM of the \(H tt\) coupling \(\delta g_{Htt}/g_{SM}\). More...

#include <NP_couplings.h>

+ Inheritance diagram for deltagHtt:

Detailed Description

An observable class for the deviation from the SM of the \(H tt\) coupling \(\delta g_{Htt}/g_{SM}\).

Author
HEPfit Collaboration

This class is used to compute the deviation from the SM on the \(H tt\) coupling \(\delta g_{Htt}/g_{SM}\).

Definition at line 1670 of file NP_couplings.h.

Public Member Functions

double computeThValue ()
 The deviation from the SM of the \(H tt\) coupling \(\delta g_{Htt}/g_{SM}\). More...
 
 deltagHtt (const StandardModel &SM_i)
 Constructor. More...
 
virtual ~deltagHtt ()
 Destructor of the deltagHtata class. 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...
 

Public Attributes

const NPbasemyNPbase
 

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

◆ deltagHtt()

deltagHtt::deltagHtt ( const StandardModel SM_i)

Constructor.

Parameters
[in]SM_ia reference to an object of type StandardModel

Definition at line 1007 of file NP_couplings.cpp.

1007  :
1008 
1009  ThObservable(SM_i),
1010  myNPbase(static_cast<const NPbase*> (&SM_i))
1011 {
1012 }

◆ ~deltagHtt()

deltagHtt::~deltagHtt ( )
virtual

Destructor of the deltagHtata class.

Definition at line 1015 of file NP_couplings.cpp.

1016 {}

Member Function Documentation

◆ computeThValue()

double deltagHtt::computeThValue ( )
virtual

The deviation from the SM of the \(H tt\) coupling \(\delta g_{Htt}/g_{SM}\).

Returns
\(\delta g_{Htt}/g_{SM}\)

Implements ThObservable.

Definition at line 1018 of file NP_couplings.cpp.

1019 {
1020  double dg = myNPbase->deltaG_hff(SM.getQuarks(StandardModel::TOP)).real();
1021  double gSM = -(SM.getMtpole()) / (SM.v());
1022 
1023  return dg/gSM;
1024 }

Member Data Documentation

◆ myNPbase

const NPbase* deltagHtt::myNPbase

Definition at line 1690 of file NP_couplings.h.


The documentation for this class was generated from the following files:
StandardModel::v
virtual double v() const
The Higgs vacuum expectation value.
Definition: StandardModel.cpp:917
deltagHtt::myNPbase
const NPbase * myNPbase
Definition: NP_couplings.h:1690
ThObservable::ThObservable
ThObservable(const StandardModel &SM_i)
Constructor.
Definition: ThObservable.h:32
NPbase::deltaG_hff
virtual gslpp::complex deltaG_hff(const Particle p) const
The new physics contribution to the coupling of the effective interaction .
Definition: NPbase.h:633
QCD::TOP
Definition: QCD.h:328
QCD::getMtpole
double getMtpole() const
A get method to access the pole mass of the top quark.
Definition: QCD.h:588
QCD::getQuarks
Particle getQuarks(const QCD::quark q) const
A get method to access a quark as an object of the type Particle.
Definition: QCD.h:534
ThObservable::SM
const StandardModel & SM
A reference to an object of StandardMode class.
Definition: ThObservable.h:121