NangaParbat::FcnMinuitGrad Class Reference

The "FcnMinuit" class is a derived class of of the "FCNGradientBase" mother class of Minuit that returns the χ² to be minimised along with it derivatives w.r.t. the free parameters. More...

#include <fcnminuit.h>

Inheritance diagram for NangaParbat::FcnMinuitGrad:

Public Member Functions
	FcnMinuitGrad (ChiSquare const &chi2)
	The "FcnMinuitGrad" default constructor. More...
double	operator() (std::vector< double > const &pars) const
	Operator required by Minuit to compute the function to be minimised. More...
std::vector< double >	Gradient (const std::vector< double > &pars) const
	Function required by Minuit to compute the derivatives of the function to be minimised. More...
double	Up () const
void	SetParameters (std::vector< double > const &pars)
	Function that sets the parameter of the "ChiSquare" object. More...

Private Attributes
ChiSquare	_chi2
	The "ChiSquare" object that returns the values of all chi2's. More...

Detailed Description

The "FcnMinuit" class is a derived class of of the "FCNGradientBase" mother class of Minuit that returns the χ² to be minimised along with it derivatives w.r.t. the free parameters.

Constructor & Destructor Documentation

FcnMinuitGrad()

NangaParbat::FcnMinuitGrad::FcnMinuitGrad

(

ChiSquare const &

chi2

)

The "FcnMinuitGrad" default constructor.

Parameters

chi2	the "ChiSquare" object that returns the values of all chi2's

Member Function Documentation

Gradient()

std::vector< double > NangaParbat::FcnMinuitGrad::Gradient

(

const std::vector< double > &

pars

)

const

Function required by Minuit to compute the derivatives of the function to be minimised.

Parameters

pars	the vector of parameters

Returns

the vector of derivatives, one for each parameter

operator()()

double NangaParbat::FcnMinuitGrad::operator()

(

std::vector< double > const &

pars

)

const

Operator required by Minuit to compute the function to be minimised.

Parameters

pars	the vector of parameters

Returns

the function to be minimised

SetParameters()

void NangaParbat::FcnMinuitGrad::SetParameters ( std::vector< double > const &  pars )

inline

Function that sets the parameter of the "ChiSquare" object.

Parameters

pars	the vector of parameters

Up()

double NangaParbat::FcnMinuitGrad::Up ( ) const

inline

Member Data Documentation

_chi2

ChiSquare NangaParbat::FcnMinuitGrad::_chi2

mutableprivate

The "ChiSquare" object that returns the values of all chi2's.

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

• /Users/vb262523/Codes/NangaParbat-Beta/inc/NangaParbat/fcnminuit.h