ROOT::Math::GSLMultiRootBaseSolver Class Reference

GSLMultiRootBaseSolver, internal class for implementing GSL multi-root finders This is the base class for GSLMultiRootSolver (solver not using derivatives) and GSLMUltiRootDerivSolver (solver using derivatives)

Definition at line 57 of file GSLMultiRootSolver.h.

Public Member Functions
virtual	~GSLMultiRootBaseSolver ()
	virtual Destructor
const double *	Dx () const
	return function steps
const double *	FVal () const
	return function values
bool	InitSolver (const std::vector< ROOT::Math::IMultiGenFunction * > &funcVec, const double *x)
	init the solver with function list and initial values
virtual int	Iterate ()=0
	perform an iteration
virtual const std::string &	Name () const =0
	return name
int	TestDelta (double absTol, double relTol) const
	test using abs and relative tolerance |dx| < absTol + relTol*|x| for every component
int	TestResidual (double absTol) const
	test using abs tolerance Sum |f|_i < absTol
const double *	X () const
	solution values at the current iteration

Private Member Functions
virtual gsl_vector *	GetDx () const =0
virtual gsl_vector *	GetF () const =0
virtual gsl_vector *	GetRoot () const =0
virtual int	SetSolver (const std::vector< ROOT::Math::IMultiGenFunction * > &funcVec, const double *x)=0

#include </home/sftnight/build/workspace/root-makedoc-master/rootspi/rdoc/src/master/math/mathmore/src/GSLMultiRootSolver.h>

Inheritance diagram for ROOT::Math::GSLMultiRootBaseSolver:

Constructor & Destructor Documentation

~GSLMultiRootBaseSolver()

virtual ROOT::Math::GSLMultiRootBaseSolver::~GSLMultiRootBaseSolver ( )

inlinevirtual

virtual Destructor

Definition at line 64 of file GSLMultiRootSolver.h.

Member Function Documentation

Dx()

const double * ROOT::Math::GSLMultiRootBaseSolver::Dx ( ) const

inline

return function steps

Definition at line 110 of file GSLMultiRootSolver.h.

FVal()

const double * ROOT::Math::GSLMultiRootBaseSolver::FVal ( ) const

inline

return function values

Definition at line 104 of file GSLMultiRootSolver.h.

GetDx()

virtual gsl_vector * ROOT::Math::GSLMultiRootBaseSolver::GetDx ( ) const

privatepure virtual

Implemented in ROOT::Math::GSLMultiRootSolver, and ROOT::Math::GSLMultiRootDerivSolver.

GetF()

virtual gsl_vector * ROOT::Math::GSLMultiRootBaseSolver::GetF ( ) const

privatepure virtual

Implemented in ROOT::Math::GSLMultiRootSolver, and ROOT::Math::GSLMultiRootDerivSolver.

GetRoot()

virtual gsl_vector * ROOT::Math::GSLMultiRootBaseSolver::GetRoot ( ) const

privatepure virtual

Implemented in ROOT::Math::GSLMultiRootSolver, and ROOT::Math::GSLMultiRootDerivSolver.

InitSolver()

bool ROOT::Math::GSLMultiRootBaseSolver::InitSolver ( const std::vector< ROOT::Math::IMultiGenFunction * > &  funcVec, const double *  x  )

inline

init the solver with function list and initial values

Definition at line 71 of file GSLMultiRootSolver.h.

Iterate()

virtual int ROOT::Math::GSLMultiRootBaseSolver::Iterate ( )

pure virtual

perform an iteration

Implemented in ROOT::Math::GSLMultiRootSolver, and ROOT::Math::GSLMultiRootDerivSolver.

Name()

virtual const std::string & ROOT::Math::GSLMultiRootBaseSolver::Name ( ) const

pure virtual

return name

Implemented in ROOT::Math::GSLMultiRootSolver, and ROOT::Math::GSLMultiRootDerivSolver.

SetSolver()

virtual int ROOT::Math::GSLMultiRootBaseSolver::SetSolver ( const std::vector< ROOT::Math::IMultiGenFunction * > &  funcVec, const double *  x  )

privatepure virtual

Implemented in ROOT::Math::GSLMultiRootSolver, and ROOT::Math::GSLMultiRootDerivSolver.

TestDelta()

int ROOT::Math::GSLMultiRootBaseSolver::TestDelta ( double  absTol, double  relTol  ) const

inline

test using abs and relative tolerance |dx| < absTol + relTol*|x| for every component

Definition at line 117 of file GSLMultiRootSolver.h.

TestResidual()

int ROOT::Math::GSLMultiRootBaseSolver::TestResidual ( double  absTol ) const

inline

test using abs tolerance Sum |f|_i < absTol

Definition at line 126 of file GSLMultiRootSolver.h.

X()

const double * ROOT::Math::GSLMultiRootBaseSolver::X ( ) const

inline

solution values at the current iteration

Definition at line 98 of file GSLMultiRootSolver.h.

---

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

• math/mathmore/src/GSLMultiRootSolver.h