ROOT::Minuit2::AnalyticalGradientCalculator Class Reference

Definition at line 24 of file AnalyticalGradientCalculator.h.

Public Member Functions
	AnalyticalGradientCalculator (const FCNGradientBase &fcn, const MnUserTransformation &state)
	~AnalyticalGradientCalculator () override
virtual bool	CanComputeG2 () const
virtual bool	CanComputeHessian () const
virtual bool	CheckGradient () const
virtual bool	G2 (const MinimumParameters &, MnAlgebraicVector &) const
	compute second derivatives (diagonal of Hessian)
bool	Hessian (const MinimumParameters &, MnAlgebraicSymMatrix &) const override
	compute Hessian matrix
FunctionGradient	operator() (const MinimumParameters &) const override
FunctionGradient	operator() (const MinimumParameters &, const FunctionGradient &) const override
Public Member Functions inherited from ROOT::Minuit2::GradientCalculator
virtual	~GradientCalculator ()
virtual bool	Hessian (const MinimumParameters &, MnAlgebraicSymMatrix &) const
virtual FunctionGradient	operator() (const MinimumParameters &) const =0
virtual FunctionGradient	operator() (const MinimumParameters &, const FunctionGradient &) const =0

Protected Attributes
const FCNGradientBase &	fGradFunc
const MnUserTransformation &	fTransformation

#include <Minuit2/AnalyticalGradientCalculator.h>

Inheritance diagram for ROOT::Minuit2::AnalyticalGradientCalculator:

Constructor & Destructor Documentation

AnalyticalGradientCalculator()

ROOT::Minuit2::AnalyticalGradientCalculator::AnalyticalGradientCalculator ( const FCNGradientBase &  fcn, const MnUserTransformation &  state  )

inline

Definition at line 27 of file AnalyticalGradientCalculator.h.

~AnalyticalGradientCalculator()

ROOT::Minuit2::AnalyticalGradientCalculator::~AnalyticalGradientCalculator ( )

inlineoverride

Definition at line 32 of file AnalyticalGradientCalculator.h.

Member Function Documentation

CanComputeG2()

bool ROOT::Minuit2::AnalyticalGradientCalculator::CanComputeG2 ( ) const

virtual

Reimplemented in ROOT::Minuit2::FumiliGradientCalculator.

Definition at line 69 of file AnalyticalGradientCalculator.cxx.

CanComputeHessian()

bool ROOT::Minuit2::AnalyticalGradientCalculator::CanComputeHessian ( ) const

virtual

Reimplemented in ROOT::Minuit2::FumiliGradientCalculator.

Definition at line 73 of file AnalyticalGradientCalculator.cxx.

CheckGradient()

bool ROOT::Minuit2::AnalyticalGradientCalculator::CheckGradient ( ) const

virtual

Definition at line 62 of file AnalyticalGradientCalculator.cxx.

G2()

bool ROOT::Minuit2::AnalyticalGradientCalculator::G2 ( const MinimumParameters &  par, MnAlgebraicVector &  g2  ) const

virtual

compute second derivatives (diagonal of Hessian)

Reimplemented in ROOT::Minuit2::FumiliGradientCalculator.

Definition at line 110 of file AnalyticalGradientCalculator.cxx.

Hessian()

bool ROOT::Minuit2::AnalyticalGradientCalculator::Hessian ( const MinimumParameters &  par, MnAlgebraicSymMatrix &  hmat  ) const

overridevirtual

compute Hessian matrix

Reimplemented from ROOT::Minuit2::GradientCalculator.

Reimplemented in ROOT::Minuit2::FumiliGradientCalculator.

Definition at line 78 of file AnalyticalGradientCalculator.cxx.

operator()() [1/2]

FunctionGradient ROOT::Minuit2::AnalyticalGradientCalculator::operator() ( const MinimumParameters &  par ) const

overridevirtual

Implements ROOT::Minuit2::GradientCalculator.

Reimplemented in ROOT::Minuit2::ExternalInternalGradientCalculator, and ROOT::Minuit2::FumiliGradientCalculator.

Definition at line 22 of file AnalyticalGradientCalculator.cxx.

operator()() [2/2]

FunctionGradient ROOT::Minuit2::AnalyticalGradientCalculator::operator() ( const MinimumParameters &  par, const FunctionGradient &    ) const

overridevirtual

Implements ROOT::Minuit2::GradientCalculator.

Reimplemented in ROOT::Minuit2::ExternalInternalGradientCalculator, and ROOT::Minuit2::FumiliGradientCalculator.

Definition at line 56 of file AnalyticalGradientCalculator.cxx.

Member Data Documentation

fGradFunc

const FCNGradientBase& ROOT::Minuit2::AnalyticalGradientCalculator::fGradFunc

protected

Definition at line 51 of file AnalyticalGradientCalculator.h.

fTransformation

const MnUserTransformation& ROOT::Minuit2::AnalyticalGradientCalculator::fTransformation

protected

Definition at line 52 of file AnalyticalGradientCalculator.h.

Libraries for ROOT::Minuit2::AnalyticalGradientCalculator:

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

• math/minuit2/inc/Minuit2/AnalyticalGradientCalculator.h
• math/minuit2/src/AnalyticalGradientCalculator.cxx