math_GlobOptMin Class Reference

This class represents Evtushenko's algorithm of global optimization based on nonuniform mesh.
Article: Yu. Evtushenko. Numerical methods for finding global extreme (case of a non-uniform mesh).
U.S.S.R. Comput. Maths. Math. Phys., Vol. 11, N 6, pp. 38-54. More...

#include <math_GlobOptMin.hxx>

Public Member Functions
	math_GlobOptMin (math_MultipleVarFunction *theFunc, const math_Vector &theLowerBorder, const math_Vector &theUpperBorder, const Standard_Real theC=9, const Standard_Real theDiscretizationTol=1.0e-2, const Standard_Real theSameTol=1.0e-7)
void	SetGlobalParams (math_MultipleVarFunction *theFunc, const math_Vector &theLowerBorder, const math_Vector &theUpperBorder, const Standard_Real theC=9, const Standard_Real theDiscretizationTol=1.0e-2, const Standard_Real theSameTol=1.0e-7)
void	SetLocalParams (const math_Vector &theLocalA, const math_Vector &theLocalB)
void	SetTol (const Standard_Real theDiscretizationTol, const Standard_Real theSameTol)
void	GetTol (Standard_Real &theDiscretizationTol, Standard_Real &theSameTol)
	~math_GlobOptMin ()
void	Perform (const Standard_Boolean isFindSingleSolution=Standard_False)
Standard_Real	GetF ()
	Get best functional value. More...
Standard_Integer	NbExtrema ()
	Return count of global extremas. More...
void	Points (const Standard_Integer theIndex, math_Vector &theSol)
	Return solution theIndex, 1 <= theIndex <= NbExtrema. More...
Standard_Boolean	isDone ()
void	SetFunctionalMinimalValue (const Standard_Real theMinimalValue)
	Set functional minimal value. More...
void	SetLipConstState (const Standard_Boolean theFlag)
	Lock/Unlock Lipchitz constant for internal modifications. More...
Standard_Real	GetFunctionalMinimalValue ()
	Get functional minimal value. More...

Detailed Description

This class represents Evtushenko's algorithm of global optimization based on nonuniform mesh.
Article: Yu. Evtushenko. Numerical methods for finding global extreme (case of a non-uniform mesh).
U.S.S.R. Comput. Maths. Math. Phys., Vol. 11, N 6, pp. 38-54.

Constructor & Destructor Documentation

math_GlobOptMin::math_GlobOptMin	(	math_MultipleVarFunction *	theFunc,
		const math_Vector &	theLowerBorder,
		const math_Vector &	theUpperBorder,
		const Standard_Real	theC = 9,
		const Standard_Real	theDiscretizationTol = 1.0e-2,
		const Standard_Real	theSameTol = 1.0e-7
	)

math_GlobOptMin::~math_GlobOptMin

(

)

Member Function Documentation

Standard_Real math_GlobOptMin::GetF

(

)

Get best functional value.

Standard_Real math_GlobOptMin::GetFunctionalMinimalValue

(

)

Get functional minimal value.

void math_GlobOptMin::GetTol	(	Standard_Real &	theDiscretizationTol,
		Standard_Real &	theSameTol
	)

Standard_Boolean math_GlobOptMin::isDone

(

)

Standard_Integer math_GlobOptMin::NbExtrema

(

)

Return count of global extremas.

void math_GlobOptMin::Perform

(

const Standard_Boolean

isFindSingleSolution = Standard_False

)

Parameters

isFindSingleSolution

- defines whether to find single solution or all solutions.

void math_GlobOptMin::Points	(	const Standard_Integer	theIndex,
		math_Vector &	theSol
	)

Return solution theIndex, 1 <= theIndex <= NbExtrema.

void math_GlobOptMin::SetFunctionalMinimalValue

(

const Standard_Real

theMinimalValue

)

Set functional minimal value.

void math_GlobOptMin::SetGlobalParams	(	math_MultipleVarFunction *	theFunc,
		const math_Vector &	theLowerBorder,
		const math_Vector &	theUpperBorder,
		const Standard_Real	theC = 9,
		const Standard_Real	theDiscretizationTol = 1.0e-2,
		const Standard_Real	theSameTol = 1.0e-7
	)

void math_GlobOptMin::SetLipConstState

(

const Standard_Boolean

theFlag

)

Lock/Unlock Lipchitz constant for internal modifications.

void math_GlobOptMin::SetLocalParams	(	const math_Vector &	theLocalA,
		const math_Vector &	theLocalB
	)

void math_GlobOptMin::SetTol	(	const Standard_Real	theDiscretizationTol,
		const Standard_Real	theSameTol
	)

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

• math_GlobOptMin.hxx