ROL::ZOO::Objective_HS25< Real > Class Template Reference

W. Hock and K. Schittkowski 25th test function. More...

#include <ROL_HS25.hpp>

Inheritance diagram for ROL::ZOO::Objective_HS25< Real >:

Public Member Functions
	Objective_HS25 ()
Real	value (const Vector< Real > &x, Real &tol)
void	gradient (Vector< Real > &g, const Vector< Real > &x, Real &tol)
Public Member Functions inherited from ROL::ROL::Objective< Real >
virtual	~Objective ()
	Objective ()
virtual void	update (const Vector< Real > &x, UpdateType type, int iter=-1)
	Update objective function.
virtual void	update (const Vector< Real > &x, bool flag=true, int iter=-1)
	Update objective function.
virtual Real	value (const Vector< Real > &x, Real &tol)=0
	Compute value.
virtual void	gradient (Vector< Real > &g, const Vector< Real > &x, Real &tol)
	Compute gradient.
virtual Real	dirDeriv (const Vector< Real > &x, const Vector< Real > &d, Real &tol)
	Compute directional derivative.
virtual void	hessVec (Vector< Real > &hv, const Vector< Real > &v, const Vector< Real > &x, Real &tol)
	Apply Hessian approximation to vector.
virtual void	invHessVec (Vector< Real > &hv, const Vector< Real > &v, const Vector< Real > &x, Real &tol)
	Apply inverse Hessian approximation to vector.
virtual void	precond (Vector< Real > &Pv, const Vector< Real > &v, const Vector< Real > &x, Real &tol)
	Apply preconditioner to vector.
virtual void	prox (Vector< Real > &Pv, const Vector< Real > &v, Real t, Real &tol)
	Compute the proximity operator.
virtual void	proxJacVec (Vector< Real > &Jv, const Vector< Real > &v, const Vector< Real > &x, Real t, Real &tol)
	Apply the Jacobian of the proximity operator.
virtual std::vector< std::vector< Real > >	checkGradient (const Vector< Real > &x, const Vector< Real > &d, const bool printToStream=true, std::ostream &outStream=std::cout, const int numSteps=ROL_NUM_CHECKDERIV_STEPS, const int order=1)
	Finite-difference gradient check.
virtual std::vector< std::vector< Real > >	checkGradient (const Vector< Real > &x, const Vector< Real > &g, const Vector< Real > &d, const bool printToStream=true, std::ostream &outStream=std::cout, const int numSteps=ROL_NUM_CHECKDERIV_STEPS, const int order=1)
	Finite-difference gradient check.
virtual std::vector< std::vector< Real > >	checkGradient (const Vector< Real > &x, const Vector< Real > &d, const std::vector< Real > &steps, const bool printToStream=true, std::ostream &outStream=std::cout, const int order=1)
	Finite-difference gradient check with specified step sizes.
virtual std::vector< std::vector< Real > >	checkGradient (const Vector< Real > &x, const Vector< Real > &g, const Vector< Real > &d, const std::vector< Real > &steps, const bool printToStream=true, std::ostream &outStream=std::cout, const int order=1)
	Finite-difference gradient check with specified step sizes.
virtual std::vector< std::vector< Real > >	checkHessVec (const Vector< Real > &x, const Vector< Real > &v, const bool printToStream=true, std::ostream &outStream=std::cout, const int numSteps=ROL_NUM_CHECKDERIV_STEPS, const int order=1)
	Finite-difference Hessian-applied-to-vector check.
virtual std::vector< std::vector< Real > >	checkHessVec (const Vector< Real > &x, const Vector< Real > &hv, const Vector< Real > &v, const bool printToStream=true, std::ostream &outStream=std::cout, const int numSteps=ROL_NUM_CHECKDERIV_STEPS, const int order=1)
	Finite-difference Hessian-applied-to-vector check.
virtual std::vector< std::vector< Real > >	checkHessVec (const Vector< Real > &x, const Vector< Real > &v, const std::vector< Real > &steps, const bool printToStream=true, std::ostream &outStream=std::cout, const int order=1)
	Finite-difference Hessian-applied-to-vector check with specified step sizes.
virtual std::vector< std::vector< Real > >	checkHessVec (const Vector< Real > &x, const Vector< Real > &hv, const Vector< Real > &v, const std::vector< Real > &steps, const bool printToStream=true, std::ostream &outStream=std::cout, const int order=1)
	Finite-difference Hessian-applied-to-vector check with specified step sizes.
virtual std::vector< Real >	checkHessSym (const Vector< Real > &x, const Vector< Real > &v, const Vector< Real > &w, const bool printToStream=true, std::ostream &outStream=std::cout)
	Hessian symmetry check.
virtual std::vector< Real >	checkHessSym (const Vector< Real > &x, const Vector< Real > &hv, const Vector< Real > &v, const Vector< Real > &w, const bool printToStream=true, std::ostream &outStream=std::cout)
	Hessian symmetry check.
virtual std::vector< std::vector< Real > >	checkProxJacVec (const Vector< Real > &x, const Vector< Real > &v, Real t=Real(1), bool printToStream=true, std::ostream &outStream=std::cout, int numSteps=ROL_NUM_CHECKDERIV_STEPS)
	Finite-difference proximity operator Jacobian-applied-to-vector check.
virtual void	setParameter (const std::vector< Real > &param)

Private Types
typedef std::vector< Real >::size_type	uint

Private Attributes
std::vector< Real >	u_vec_
uint	u_size_

Additional Inherited Members
Protected Member Functions inherited from ROL::ROL::Objective< Real >
const std::vector< Real >	getParameter (void) const

Detailed Description

template<class Real>
class ROL::ZOO::Objective_HS25< Real >

W. Hock and K. Schittkowski 25th test function.

Definition at line 33 of file ROL_HS25.hpp.

Member Typedef Documentation

uint

template<class Real>

typedef std::vector<Real>::size_type ROL::ZOO::Objective_HS25< Real >::uint

private

Definition at line 35 of file ROL_HS25.hpp.

Constructor & Destructor Documentation

Objective_HS25()

template<class Real>

ROL::ZOO::Objective_HS25< Real >::Objective_HS25 ( )

inline

Definition at line 42 of file ROL_HS25.hpp.

References u_size_, and u_vec_.

Member Function Documentation

value()

template<class Real>

Real ROL::ZOO::Objective_HS25< Real >::value ( const Vector< Real > & x, Real & tol )

inline

Definition at line 52 of file ROL_HS25.hpp.

References u_size_, and u_vec_.

gradient()

template<class Real>

void ROL::ZOO::Objective_HS25< Real >::gradient ( Vector< Real > & g, const Vector< Real > & x, Real & tol )

inline

Definition at line 67 of file ROL_HS25.hpp.

References u_size_, u_vec_, and ROL::Vector< Real >::zero().

Member Data Documentation

u_vec_

template<class Real>

std::vector<Real> ROL::ZOO::Objective_HS25< Real >::u_vec_

private

Definition at line 38 of file ROL_HS25.hpp.

Referenced by gradient(), Objective_HS25(), and value().

u_size_

template<class Real>

uint ROL::ZOO::Objective_HS25< Real >::u_size_

private

Definition at line 39 of file ROL_HS25.hpp.

Referenced by gradient(), Objective_HS25(), and value().

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

• ROL_HS25.hpp