FiniteDifference< Real > Class Template Reference

#include <FiniteDifference.hpp>

Public Member Functions
	FiniteDifference (int n, double dx)
void	solve (ROL::Ptr< const std::vector< Real > > fp, ROL::Ptr< std::vector< Real > > up)
	Given f, compute -u''=f.
void	solve (ROL::Ptr< std::vector< Real > > up)
	Same as above but with overwrite in place.
void	apply (ROL::Ptr< const std::vector< Real > > up, ROL::Ptr< std::vector< Real > > fp)
	Given u, compute f = -u''.
void	apply (ROL::Ptr< std::vector< Real > > fp)
	Same as above but with overwrite in place.

Private Attributes
int	n_
double	dx2_
Teuchos::LAPACK< int, Real >	lapack_
std::vector< Real >	dl_
std::vector< Real >	d_
std::vector< Real >	du_
std::vector< Real >	du2_
std::vector< int >	ipiv_
int	info_

Detailed Description

template<class Real>
class FiniteDifference< Real >

Definition at line 16 of file FiniteDifference.hpp.

Constructor & Destructor Documentation

FiniteDifference()

template<class Real >

FiniteDifference< Real >::FiniteDifference ( int  n, double  dx  )

inline

Definition at line 43 of file FiniteDifference.hpp.

References FiniteDifference< Real >::d_, FiniteDifference< Real >::dl_, FiniteDifference< Real >::du2_, FiniteDifference< Real >::du_, FiniteDifference< Real >::info_, FiniteDifference< Real >::ipiv_, FiniteDifference< Real >::lapack_, and FiniteDifference< Real >::n_.

Member Function Documentation

solve() [1/2]

template<class Real >

void FiniteDifference< Real >::solve ( ROL::Ptr< const std::vector< Real > >  fp, ROL::Ptr< std::vector< Real > >  up  )

inline

Given f, compute -u''=f.

Definition at line 54 of file FiniteDifference.hpp.

References FiniteDifference< Real >::d_, FiniteDifference< Real >::dl_, FiniteDifference< Real >::du2_, FiniteDifference< Real >::du_, FiniteDifference< Real >::info_, FiniteDifference< Real >::ipiv_, FiniteDifference< Real >::lapack_, and FiniteDifference< Real >::n_.

solve() [2/2]

template<class Real >

void FiniteDifference< Real >::solve ( ROL::Ptr< std::vector< Real > >  up )

inline

Same as above but with overwrite in place.

Definition at line 62 of file FiniteDifference.hpp.

References FiniteDifference< Real >::d_, FiniteDifference< Real >::dl_, FiniteDifference< Real >::du2_, FiniteDifference< Real >::du_, FiniteDifference< Real >::info_, FiniteDifference< Real >::ipiv_, FiniteDifference< Real >::lapack_, and FiniteDifference< Real >::n_.

apply() [1/2]

template<class Real >

void FiniteDifference< Real >::apply ( ROL::Ptr< const std::vector< Real > >  up, ROL::Ptr< std::vector< Real > >  fp  )

inline

Given u, compute f = -u''.

Definition at line 67 of file FiniteDifference.hpp.

References FiniteDifference< Real >::dx2_, and FiniteDifference< Real >::n_.

apply() [2/2]

template<class Real >

void FiniteDifference< Real >::apply ( ROL::Ptr< std::vector< Real > >  fp )

inline

Same as above but with overwrite in place.

Definition at line 77 of file FiniteDifference.hpp.

References FiniteDifference< Real >::dx2_, and FiniteDifference< Real >::n_.

Member Data Documentation

n_

template<class Real >

int FiniteDifference< Real >::n_

private

Definition at line 19 of file FiniteDifference.hpp.

Referenced by FiniteDifference< Real >::apply(), FiniteDifference< Real >::apply(), FiniteDifference< Real >::FiniteDifference(), FiniteDifference< Real >::solve(), and FiniteDifference< Real >::solve().

dx2_

template<class Real >

double FiniteDifference< Real >::dx2_

private

Definition at line 20 of file FiniteDifference.hpp.

Referenced by FiniteDifference< Real >::apply(), and FiniteDifference< Real >::apply().

lapack_

template<class Real >

Teuchos::LAPACK<int,Real> FiniteDifference< Real >::lapack_

private

Definition at line 21 of file FiniteDifference.hpp.

Referenced by FiniteDifference< Real >::FiniteDifference(), FiniteDifference< Real >::solve(), and FiniteDifference< Real >::solve().

dl_

template<class Real >

std::vector<Real> FiniteDifference< Real >::dl_

private

Definition at line 24 of file FiniteDifference.hpp.

Referenced by FiniteDifference< Real >::FiniteDifference(), FiniteDifference< Real >::solve(), and FiniteDifference< Real >::solve().

d_

template<class Real >

std::vector<Real> FiniteDifference< Real >::d_

private

Definition at line 27 of file FiniteDifference.hpp.

Referenced by FiniteDifference< Real >::FiniteDifference(), FiniteDifference< Real >::solve(), and FiniteDifference< Real >::solve().

du_

template<class Real >

std::vector<Real> FiniteDifference< Real >::du_

private

Definition at line 30 of file FiniteDifference.hpp.

Referenced by FiniteDifference< Real >::FiniteDifference(), FiniteDifference< Real >::solve(), and FiniteDifference< Real >::solve().

du2_

template<class Real >

std::vector<Real> FiniteDifference< Real >::du2_

private

Definition at line 33 of file FiniteDifference.hpp.

Referenced by FiniteDifference< Real >::FiniteDifference(), FiniteDifference< Real >::solve(), and FiniteDifference< Real >::solve().

ipiv_

template<class Real >

std::vector<int> FiniteDifference< Real >::ipiv_

private

Definition at line 36 of file FiniteDifference.hpp.

Referenced by FiniteDifference< Real >::FiniteDifference(), FiniteDifference< Real >::solve(), and FiniteDifference< Real >::solve().

info_

template<class Real >

int FiniteDifference< Real >::info_

private

Definition at line 38 of file FiniteDifference.hpp.

Referenced by FiniteDifference< Real >::FiniteDifference(), FiniteDifference< Real >::solve(), and FiniteDifference< Real >::solve().

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

• FiniteDifference.hpp