API class for minimization using Variable Metric technology ("MIGRAD"); allows for user interaction: set/change parameters, do minimization, change parameters, re-do minimization etc.; also used by MnMinos and MnContours;.

Definition at line 32 of file MnMigrad.h.

Public Member Functions
	MnMigrad (const FCNBase &fcn, const MnUserParameterState &par, const MnStrategy &str=MnStrategy{1})
	construct from FCNBase + MnUserParameterState + MnStrategy

	MnMigrad (const MnMigrad &)=default
	Copy constructor, copy shares the reference to the same FCNBase in MnApplication.

const ModularFunctionMinimizer &	Minimizer () const override

ModularFunctionMinimizer &	Minimizer () override

MnMigrad &	operator= (const MnMigrad &)=delete

Public Member Functions inherited from ROOT::Minuit2::MnApplication
	MnApplication (const FCNBase &fcn, const MnUserParameterState &state, const MnStrategy &stra, unsigned int nfcn=0)
	constructor from non-gradient functions

virtual	~MnApplication ()

const MnUserCovariance &	Covariance () const

virtual const FCNBase &	Fcnbase () const

unsigned int	NumOfCalls () const

virtual FunctionMinimum	operator() (unsigned int maxfcn=0, double tolerance=0.1)
	Minimize the function.

const MnUserParameters &	Parameters () const

const MnMachinePrecision &	Precision () const

MnUserParameterState &	State ()

const MnUserParameterState &	State () const

const MnStrategy &	Strategy () const

Private Attributes
VariableMetricMinimizer	fMinimizer

Additional Inherited Members
Protected Attributes inherited from ROOT::Minuit2::MnApplication
const FCNBase &	fFCN

unsigned int	fNumCall

MnUserParameterState	fState

MnStrategy	fStrategy

#include <Minuit2/MnMigrad.h>

Inheritance diagram for ROOT::Minuit2::MnMigrad:

[legend]

Constructor & Destructor Documentation

◆ MnMigrad() [1/2]

ROOT::Minuit2::MnMigrad::MnMigrad	(	const FCNBase &	fcn,
		const MnUserParameterState &	par,
		const MnStrategy &	str = MnStrategy{1} )

inline

construct from FCNBase + MnUserParameterState + MnStrategy

Definition at line 36 of file MnMigrad.h.

◆ MnMigrad() [2/2]

ROOT::Minuit2::MnMigrad::MnMigrad ( const MnMigrad & )

default

Copy constructor, copy shares the reference to the same FCNBase in MnApplication.

Member Function Documentation

◆ Minimizer() [1/2]

const ModularFunctionMinimizer & ROOT::Minuit2::MnMigrad::Minimizer ( ) const

inlineoverridevirtual

Implements ROOT::Minuit2::MnApplication.

Definition at line 48 of file MnMigrad.h.

◆ Minimizer() [2/2]

ModularFunctionMinimizer & ROOT::Minuit2::MnMigrad::Minimizer ( )

inlineoverridevirtual

Implements ROOT::Minuit2::MnApplication.

Definition at line 47 of file MnMigrad.h.

◆ operator=()

MnMigrad & ROOT::Minuit2::MnMigrad::operator= ( const MnMigrad & )

delete

Member Data Documentation

◆ fMinimizer

VariableMetricMinimizer ROOT::Minuit2::MnMigrad::fMinimizer

private

Definition at line 51 of file MnMigrad.h.

Libraries for ROOT::Minuit2::MnMigrad: