Dune::ScalingLinearOperator< X, Y > Class Template Reference

A linear operator scaling vectors by a scalar value. The scalar value can be changed as it is given in a form decomposed into an immutable and a mutable part. More...

#include <dune/istl/eigenvalue/poweriteration.hh>

Inheritance diagram for Dune::ScalingLinearOperator< X, Y >:

Public Types
enum	{ category = Dune::SolverCategory::sequential }
typedef X	domain_type
typedef Y	range_type
typedef X::field_type	field_type

Public Member Functions
	ScalingLinearOperator (field_type immutable_scaling, const field_type &mutable_scaling)
virtual void	apply (const X &x, Y &y) const
	apply operator to x: The input vector is consistent and the output must also be consistent on the interior+border partition. More...
virtual void	applyscaleadd (field_type alpha, const X &x, Y &y) const
	apply operator to x, scale and add: More...

Protected Attributes
const field_type	immutable_scaling_
const field_type &	mutable_scaling_

Detailed Description

template<class X, class Y = X>
class Dune::ScalingLinearOperator< X, Y >

A linear operator scaling vectors by a scalar value. The scalar value can be changed as it is given in a form decomposed into an immutable and a mutable part.

Author

Sebastian Westerheide.

Member Typedef Documentation

domain_type

template<class X , class Y = X>

typedef X Dune::ScalingLinearOperator< X, Y >::domain_type

field_type

template<class X , class Y = X>

typedef X::field_type Dune::ScalingLinearOperator< X, Y >::field_type

range_type

template<class X , class Y = X>

typedef Y Dune::ScalingLinearOperator< X, Y >::range_type

Member Enumeration Documentation

anonymous enum

template<class X , class Y = X>

anonymous enum

Enumerator
category

Constructor & Destructor Documentation

ScalingLinearOperator()

template<class X , class Y = X>

Dune::ScalingLinearOperator< X, Y >::ScalingLinearOperator ( field_type  immutable_scaling, const field_type &  mutable_scaling  )

inline

Member Function Documentation

apply()

template<class X , class Y = X>

virtual void Dune::ScalingLinearOperator< X, Y >::apply ( const X &  x, Y &  y  ) const

inlinevirtual

apply operator to x: The input vector is consistent and the output must also be consistent on the interior+border partition.

Implements Dune::LinearOperator< X, Y >.

applyscaleadd()

template<class X , class Y = X>

virtual void Dune::ScalingLinearOperator< X, Y >::applyscaleadd ( field_type  alpha, const X &  x, Y &  y  ) const

inlinevirtual

apply operator to x, scale and add:

Implements Dune::LinearOperator< X, Y >.

Member Data Documentation

immutable_scaling_

template<class X , class Y = X>

const field_type Dune::ScalingLinearOperator< X, Y >::immutable_scaling_

protected

mutable_scaling_

template<class X , class Y = X>

const field_type& Dune::ScalingLinearOperator< X, Y >::mutable_scaling_

protected

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

• poweriteration.hh