ROL::DoubleDogLeg_U< Real > Class Template Reference

Provides interface for the double dog leg trust-region subproblem solver. More...

#include <ROL_DoubleDogLeg_U.hpp>

Inheritance diagram for ROL::DoubleDogLeg_U< Real >:

Public Member Functions
	DoubleDogLeg_U ()
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 ROL::ROL::TrustRegion_U< Real >
virtual	~TrustRegion_U ()
virtual void	initialize (const Vector< Real > &x, const Vector< Real > &g)
virtual void	solve (Vector< Real > &s, Real &snorm, Real &pRed, int &iflag, int &iter, const Real del, TrustRegionModel_U< Real > &model)=0

Private Attributes
Ptr< Vector< Real > >	primal_
Ptr< Vector< Real > >	dual_

Detailed Description

template<class Real>
class ROL::DoubleDogLeg_U< Real >

Provides interface for the double dog leg trust-region subproblem solver.

Definition at line 57 of file ROL_DoubleDogLeg_U.hpp.

Constructor & Destructor Documentation

DoubleDogLeg_U()

template<class Real>

ROL::DoubleDogLeg_U< Real >::DoubleDogLeg_U ( )

inline

Definition at line 64 of file ROL_DoubleDogLeg_U.hpp.

Member Function Documentation

initialize()

template<class Real>

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

inline

Definition at line 66 of file ROL_DoubleDogLeg_U.hpp.

References ROL::Vector< Real >::clone(), dual_, and primal_.

solve()

template<class Real>

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

inline

Definition at line 71 of file ROL_DoubleDogLeg_U.hpp.

References ROL::Vector< Real >::axpy(), ROL::Vector< Real >::dot(), ROL::Vector< Real >::dual(), dual_, ROL::TrustRegionModel_U< Real >::getGradient(), ROL::TrustRegionModel_U< Real >::hessVec(), ROL::TrustRegionModel_U< Real >::invHessVec(), ROL::Vector< Real >::norm(), primal_, ROL::ROL_EPSILON(), ROL::Vector< Real >::scale(), ROL::Vector< Real >::set(), and zero.

Member Data Documentation

primal_

template<class Real>

Ptr<Vector<Real> > ROL::DoubleDogLeg_U< Real >::primal_

private

Definition at line 60 of file ROL_DoubleDogLeg_U.hpp.

Referenced by initialize(), and solve().

dual_

template<class Real>

Ptr<Vector<Real> > ROL::DoubleDogLeg_U< Real >::dual_

private

Definition at line 60 of file ROL_DoubleDogLeg_U.hpp.

Referenced by initialize(), and solve().

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

• ROL_DoubleDogLeg_U.hpp