TruncatedCG_U Class Reference

Provides interface for truncated CG trust-region subproblem solver. More...

#include <ROL_TruncatedCG_U.hpp>

Inheritance diagram for TruncatedCG_U:

Public Member Functions
	TruncatedCG_U (ParameterList &parlist)
void	initialize (const Vector< Real > &x, const Vector< Real > &g)
void	solve (Vector< Real > &s, Real &snorm, Real &pRed, int &iflag, int &iter, const Real del, TrustRegionModel_U< Real > &model)
Public Member Functions inherited from TrustRegion_U< Real >
virtual	~TrustRegion_U ()

Private Attributes
Ptr< Vector< Real > >	s_
Ptr< Vector< Real > >	g_
Ptr< Vector< Real > >	v_
Ptr< Vector< Real > >	p_
Ptr< Vector< Real > >	Hp_
int	maxit_
Real	tol1_
Real	tol2_

Detailed Description

Provides interface for truncated CG trust-region subproblem solver.

Constructor & Destructor Documentation

TruncatedCG_U()

TruncatedCG_U::TruncatedCG_U ( ParameterList & parlist )

inline

Definition at line 68 of file ROL_TruncatedCG_U.hpp.

Member Function Documentation

initialize()

void TruncatedCG_U::initialize ( const Vector< Real > & x, const Vector< Real > & g )

inlinevirtual

Reimplemented from TrustRegion_U< Real >.

Definition at line 76 of file ROL_TruncatedCG_U.hpp.

solve()

void TruncatedCG_U::solve ( Vector< Real > & s, Real & snorm, Real & pRed, int & iflag, int & iter, const Real del, TrustRegionModel_U< Real > & model )

inlinevirtual

Implements TrustRegion_U< Real >.

Definition at line 84 of file ROL_TruncatedCG_U.hpp.

References TrustRegionModel_U::getGradient(), gnorm, TrustRegionModel_U::hessVec(), iter, TrustRegionModel_U::precond(), snorm, and zero.

Member Data Documentation

s_

Ptr<Vector<Real> > TruncatedCG_U::s_

private

Definition at line 59 of file ROL_TruncatedCG_U.hpp.

g_

Ptr<Vector<Real> > TruncatedCG_U::g_

private

Definition at line 59 of file ROL_TruncatedCG_U.hpp.

v_

Ptr<Vector<Real> > TruncatedCG_U::v_

private

Definition at line 59 of file ROL_TruncatedCG_U.hpp.

p_

Ptr<Vector<Real> > TruncatedCG_U::p_

private

Definition at line 59 of file ROL_TruncatedCG_U.hpp.

Hp_

Ptr<Vector<Real> > TruncatedCG_U::Hp_

private

Definition at line 59 of file ROL_TruncatedCG_U.hpp.

maxit_

int TruncatedCG_U::maxit_

private

Definition at line 61 of file ROL_TruncatedCG_U.hpp.

tol1_

Real TruncatedCG_U::tol1_

private

Definition at line 62 of file ROL_TruncatedCG_U.hpp.

tol2_

Real TruncatedCG_U::tol2_

private

Definition at line 63 of file ROL_TruncatedCG_U.hpp.

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

• ROL_TruncatedCG_U.hpp