Dune::PDELab::ISTLBackend_SEQ_UMFPack Class Reference

Solver backend using UMFPack as a direct solver. More...

#include <dune/pdelab/backend/istl/seqistlsolverbackend.hh>

Public Member Functions
	ISTLBackend_SEQ_UMFPack (int verbose_=1)
	make a linear solver object More...
	ISTLBackend_SEQ_UMFPack (int maxiter, int verbose_)
	make a linear solver object More...
template<class M , class V , class W >
void	apply (M &A, V &z, W &r, typename Dune::template FieldTraits< typename W::ElementType >::real_type reduction)
	solve the given linear system More...
template<class V >
Dune::template FieldTraits< typenameV::ElementType >::real_type	norm (const V &v) const
	compute global norm of a vector More...
const Dune::PDELab::LinearSolverResult< double > &	result () const
	Return access to result data.

Detailed Description

Solver backend using UMFPack as a direct solver.

Constructor & Destructor Documentation

ISTLBackend_SEQ_UMFPack() [1/2]

Dune::PDELab::ISTLBackend_SEQ_UMFPack::ISTLBackend_SEQ_UMFPack ( int  verbose_ = 1 )

inlineexplicit

make a linear solver object

Parameters

[in]

verbose_

print messages if true

ISTLBackend_SEQ_UMFPack() [2/2]

Dune::PDELab::ISTLBackend_SEQ_UMFPack::ISTLBackend_SEQ_UMFPack ( int  maxiter, int  verbose_  )

inline

make a linear solver object

Parameters

[in]	maxiter	Maximum number of allowed steps (ignored)
[in]	verbose_	print messages if true

Member Function Documentation

apply()

template<class M , class V , class W >

void Dune::PDELab::ISTLBackend_SEQ_UMFPack::apply ( M &  A, V &  z, W &  r, typename Dune::template FieldTraits< typename W::ElementType >::real_type  reduction  )

inline

solve the given linear system

Parameters

[in]	A	the given matrix
[out]	z	the solution vector to be computed
[in]	r	right hand side
[in]	reduction	to be achieved

norm()

template<class V >

Dune::template FieldTraits< typenameV::ElementType >::real_type Dune::PDELab::SequentialNorm::norm ( const V &  v ) const

inlineinherited

compute global norm of a vector

\param[in] v the given vector

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

• dune/pdelab/backend/istl/seqistlsolverbackend.hh