Interface for a class of dense vectors over a given field. More...

#include <dune/common/densevector.hh>

Inheritance diagram for Dune::DenseVector< V >:

Public Types
typedef Traits::derived_type	derived_type
	type of derived vector class More...

typedef Traits::value_type	value_type
	export the type representing the field More...

typedef FieldTraits< value_type >::field_type	field_type
	export the type representing the field More...

typedef Traits::value_type	block_type
	export the type representing the components More...

typedef Traits::size_type	size_type
	The type used for the index access and size operation. More...

typedef DenseIterator< DenseVector, value_type >	Iterator
	Iterator class for sequential access. More...

typedef Iterator	iterator
	typedef for stl compliant access More...

typedef DenseIterator< const DenseVector, const value_type >	ConstIterator
	ConstIterator class for sequential access. More...

typedef ConstIterator	const_iterator
	typedef for stl compliant access More...

Public Member Functions
constexpr derived_type &	operator= (const value_type &k)
	Assignment operator for scalar. More...

template<typename W , std::enable_if_t< std::is_assignable< value_type &, typename DenseVector< W >::value_type >::value, int > = 0>
constexpr derived_type &	operator= (const DenseVector< W > &other)
	Assignment operator for other DenseVector of different type. More...

constexpr value_type &	operator[] (size_type i)
	random access More...

constexpr const value_type &	operator[] (size_type i) const

constexpr value_type &	front ()
	return reference to first element More...

constexpr const value_type &	front () const
	return reference to first element More...

constexpr value_type &	back ()
	return reference to last element More...

constexpr const value_type &	back () const
	return reference to last element More...

constexpr bool	empty () const
	checks whether the container is empty More...

constexpr size_type	size () const
	size method More...

constexpr Iterator	begin ()
	begin iterator More...

constexpr Iterator	end ()
	end iterator More...

constexpr Iterator	beforeEnd ()

constexpr Iterator	beforeBegin ()

constexpr Iterator	find (size_type i)
	return iterator to given element or end() More...

constexpr ConstIterator	begin () const
	begin ConstIterator More...

constexpr ConstIterator	end () const
	end ConstIterator More...

constexpr ConstIterator	beforeEnd () const

constexpr ConstIterator	beforeBegin () const

constexpr ConstIterator	find (size_type i) const
	return iterator to given element or end() More...

template<class Other >
constexpr derived_type &	operator+= (const DenseVector< Other > &x)
	vector space addition More...

template<class Other >
constexpr derived_type &	operator-= (const DenseVector< Other > &x)
	vector space subtraction More...

template<class Other >
constexpr derived_type	operator+ (const DenseVector< Other > &b) const
	Binary vector addition. More...

template<class Other >
constexpr derived_type	operator- (const DenseVector< Other > &b) const
	Binary vector subtraction. More...

constexpr derived_type	operator- () const
	Vector negation. More...

template<typename ValueType >
constexpr std::enable_if< std::is_convertible< ValueType, value_type >::value, derived_type >::type &	operator+= (const ValueType &kk)
	vector space add scalar to all comps More...

template<typename ValueType >
constexpr std::enable_if< std::is_convertible< ValueType, value_type >::value, derived_type >::type &	operator-= (const ValueType &kk)
	vector space subtract scalar from all comps More...

template<typename FieldType >
constexpr std::enable_if< std::is_convertible< FieldType, field_type >::value, derived_type >::type &	operator*= (const FieldType &kk)
	vector space multiplication with scalar More...

template<typename FieldType >
constexpr std::enable_if< std::is_convertible< FieldType, field_type >::value, derived_type >::type &	operator/= (const FieldType &kk)
	vector space division by scalar More...

template<class Other >
constexpr bool	operator== (const DenseVector< Other > &x) const
	Binary vector comparison. More...

template<class Other >
constexpr bool	operator!= (const DenseVector< Other > &x) const
	Binary vector incomparison. More...

template<class Other >
constexpr derived_type &	axpy (const field_type &a, const DenseVector< Other > &x)
	vector space axpy operation ( *this += a x ) More...

template<class Other >
constexpr PromotionTraits< field_type, typename DenseVector< Other >::field_type >::PromotedType	operator* (const DenseVector< Other > &x) const
	indefinite vector dot product $\left (x^T \cdot y \right)$ which corresponds to Petsc's VecTDot More...

template<class Other >
constexpr PromotionTraits< field_type, typename DenseVector< Other >::field_type >::PromotedType	dot (const DenseVector< Other > &x) const
	vector dot product $\left (x^H \cdot y \right)$ which corresponds to Petsc's VecDot More...

constexpr FieldTraits< value_type >::real_type	one_norm () const
	one norm (sum over absolute values of entries) More...

constexpr FieldTraits< value_type >::real_type	one_norm_real () const
	simplified one norm (uses Manhattan norm for complex values) More...

constexpr FieldTraits< value_type >::real_type	two_norm () const
	two norm sqrt(sum over squared values of entries) More...

constexpr FieldTraits< value_type >::real_type	two_norm2 () const
	square of two norm (sum over squared values of entries), need for block recursion More...

template<typename vt = value_type, typename std::enable_if<!HasNaN< vt >::value, int >::type = 0>
constexpr FieldTraits< vt >::real_type	infinity_norm () const
	infinity norm (maximum of absolute values of entries) More...

template<typename vt = value_type, typename std::enable_if<!HasNaN< vt >::value, int >::type = 0>
constexpr FieldTraits< vt >::real_type	infinity_norm_real () const
	simplified infinity norm (uses Manhattan norm for complex values) More...

template<typename vt = value_type, typename std::enable_if< HasNaN< vt >::value, int >::type = 0>
constexpr FieldTraits< vt >::real_type	infinity_norm () const
	infinity norm (maximum of absolute values of entries) More...

template<typename vt = value_type, typename std::enable_if< HasNaN< vt >::value, int >::type = 0>
constexpr FieldTraits< vt >::real_type	infinity_norm_real () const
	simplified infinity norm (uses Manhattan norm for complex values) More...

constexpr size_type	N () const
	number of blocks in the vector (are of size 1 here) More...

constexpr size_type	dim () const
	dimension of the vector space More...

Static Public Attributes
static constexpr int	blocklevel = 1
	The number of block levels we contain. This is the leaf, that is, 1. More...

Protected Member Functions
constexpr	DenseVector ()=default

constexpr	DenseVector (const DenseVector &)=default

constexpr DenseVector &	operator= (const DenseVector &)=default
	Assignment operator for other DenseVector of same type. More...

Related Functions
(Note that these are not member functions.)
template<typename V >
std::ostream &	operator<< (std::ostream &s, const DenseVector< V > &v)
	Write a DenseVector to an output stream. More...

Detailed Description

template<typename V>
class Dune::DenseVector< V >

Interface for a class of dense vectors over a given field.

Template Parameters

V	implementation class of the vector

Member Typedef Documentation

◆ block_type

template<typename V>

typedef Traits::value_type Dune::DenseVector< V >::block_type

export the type representing the components

◆ const_iterator

template<typename V>

typedef ConstIterator Dune::DenseVector< V >::const_iterator

typedef for stl compliant access

◆ ConstIterator

template<typename V>

typedef DenseIterator<const DenseVector,const value_type> Dune::DenseVector< V >::ConstIterator

ConstIterator class for sequential access.

◆ derived_type

template<typename V>

typedef Traits::derived_type Dune::DenseVector< V >::derived_type

type of derived vector class

◆ field_type

template<typename V>

typedef FieldTraits< value_type >::field_type Dune::DenseVector< V >::field_type

export the type representing the field

◆ Iterator

template<typename V>

typedef DenseIterator<DenseVector,value_type> Dune::DenseVector< V >::Iterator

Iterator class for sequential access.

◆ iterator

template<typename V>

typedef Iterator Dune::DenseVector< V >::iterator

typedef for stl compliant access

◆ size_type

template<typename V>

typedef Traits::size_type Dune::DenseVector< V >::size_type

The type used for the index access and size operation.

◆ value_type

template<typename V>

typedef Traits::value_type Dune::DenseVector< V >::value_type

export the type representing the field

Constructor & Destructor Documentation

◆ DenseVector() [1/2]

template<typename V>

constexpr Dune::DenseVector< V >::DenseVector ( )

protecteddefault

◆ DenseVector() [2/2]

template<typename V>

constexpr Dune::DenseVector< V >::DenseVector ( const DenseVector< V > & )

protecteddefault

Member Function Documentation

◆ axpy()

template<typename V>

template<class Other >

constexpr derived_type& Dune::DenseVector< V >::axpy	(	const field_type &	a,
		const DenseVector< Other > &	x
	)

inline

vector space axpy operation ( *this += a x )

◆ back() [1/2]

template<typename V>

constexpr value_type& Dune::DenseVector< V >::back ( )

inline

return reference to last element

◆ back() [2/2]

template<typename V>

constexpr const value_type& Dune::DenseVector< V >::back ( ) const

inline

return reference to last element

◆ beforeBegin() [1/2]

template<typename V>

constexpr Iterator Dune::DenseVector< V >::beforeBegin ( )

inline

Returns: an iterator that is positioned before the first entry of the vector.

◆ beforeBegin() [2/2]

template<typename V>

constexpr ConstIterator Dune::DenseVector< V >::beforeBegin ( ) const

inline

Returns: an iterator that is positioned before the first entry of the vector.

◆ beforeEnd() [1/2]

template<typename V>

constexpr Iterator Dune::DenseVector< V >::beforeEnd ( )

inline

Returns: an iterator that is positioned before the end iterator of the vector, i.e. at the last entry.

◆ beforeEnd() [2/2]

template<typename V>

constexpr ConstIterator Dune::DenseVector< V >::beforeEnd ( ) const

inline

Returns: an iterator that is positioned before the end iterator of the vector. i.e. at the last element

◆ begin() [1/2]

template<typename V>

constexpr Iterator Dune::DenseVector< V >::begin ( )

inline

begin iterator

◆ begin() [2/2]

template<typename V>

constexpr ConstIterator Dune::DenseVector< V >::begin ( ) const

inline

begin ConstIterator

◆ dim()

template<typename V>

constexpr size_type Dune::DenseVector< V >::dim ( ) const

inline

dimension of the vector space

◆ dot()

template<typename V>

template<class Other >

constexpr PromotionTraits<field_type,typename DenseVector<Other>::field_type>::PromotedType Dune::DenseVector< V >::dot ( const DenseVector< Other > & x ) const

inline

vector dot product $\left (x^H \cdot y \right)$ which corresponds to Petsc's VecDot

http://www.mcs.anl.gov/petsc/petsc-current/docs/manualpages/Vec/VecDot.html

Parameters

x	other vector

Returns

◆ empty()

template<typename V>

constexpr bool Dune::DenseVector< V >::empty ( ) const

inline

checks whether the container is empty

◆ end() [1/2]

template<typename V>

constexpr Iterator Dune::DenseVector< V >::end ( )

inline

end iterator

◆ end() [2/2]

template<typename V>

constexpr ConstIterator Dune::DenseVector< V >::end ( ) const

inline

end ConstIterator

◆ find() [1/2]

template<typename V>

constexpr Iterator Dune::DenseVector< V >::find ( size_type i )

inline

return iterator to given element or end()

◆ find() [2/2]

template<typename V>

constexpr ConstIterator Dune::DenseVector< V >::find ( size_type i ) const

inline

return iterator to given element or end()

◆ front() [1/2]

template<typename V>

constexpr value_type& Dune::DenseVector< V >::front ( )

inline

return reference to first element

◆ front() [2/2]

template<typename V>

constexpr const value_type& Dune::DenseVector< V >::front ( ) const

inline

return reference to first element

◆ infinity_norm() [1/2]

template<typename V>

template<typename vt = value_type, typename std::enable_if<!HasNaN< vt >::value, int >::type = 0>

constexpr FieldTraits<vt>::real_type Dune::DenseVector< V >::infinity_norm ( ) const

inline

infinity norm (maximum of absolute values of entries)

◆ infinity_norm() [2/2]

template<typename V>

template<typename vt = value_type, typename std::enable_if< HasNaN< vt >::value, int >::type = 0>

constexpr FieldTraits<vt>::real_type Dune::DenseVector< V >::infinity_norm ( ) const

inline

infinity norm (maximum of absolute values of entries)

◆ infinity_norm_real() [1/2]

template<typename V>

template<typename vt = value_type, typename std::enable_if<!HasNaN< vt >::value, int >::type = 0>

constexpr FieldTraits<vt>::real_type Dune::DenseVector< V >::infinity_norm_real ( ) const

inline

simplified infinity norm (uses Manhattan norm for complex values)

◆ infinity_norm_real() [2/2]

template<typename V>

template<typename vt = value_type, typename std::enable_if< HasNaN< vt >::value, int >::type = 0>

constexpr FieldTraits<vt>::real_type Dune::DenseVector< V >::infinity_norm_real ( ) const

inline

simplified infinity norm (uses Manhattan norm for complex values)

◆ N()

template<typename V>

constexpr size_type Dune::DenseVector< V >::N ( ) const

inline

number of blocks in the vector (are of size 1 here)

◆ one_norm()

template<typename V>

constexpr FieldTraits<value_type>::real_type Dune::DenseVector< V >::one_norm ( ) const

inline

one norm (sum over absolute values of entries)

◆ one_norm_real()

template<typename V>

constexpr FieldTraits<value_type>::real_type Dune::DenseVector< V >::one_norm_real ( ) const

inline

simplified one norm (uses Manhattan norm for complex values)

◆ operator!=()

template<typename V>

template<class Other >

constexpr bool Dune::DenseVector< V >::operator!= ( const DenseVector< Other > & x ) const

inline

Binary vector incomparison.

◆ operator*()

template<typename V>

template<class Other >

constexpr PromotionTraits<field_type,typename DenseVector<Other>::field_type>::PromotedType Dune::DenseVector< V >::operator* ( const DenseVector< Other > & x ) const

inline

indefinite vector dot product $\left (x^T \cdot y \right)$ which corresponds to Petsc's VecTDot

http://www.mcs.anl.gov/petsc/petsc-current/docs/manualpages/Vec/VecTDot.html

Parameters

x	other vector

Returns

◆ operator*=()

template<typename V>

template<typename FieldType >

constexpr std::enable_if< std::is_convertible<FieldType, field_type>::value, derived_type >::type& Dune::DenseVector< V >::operator*= ( const FieldType & kk )

inline

vector space multiplication with scalar

we use enable_if to avoid an ambiguity, if the function parameter can be converted to field_type implicitly. (see FS#1457)

The function is only enabled, if the parameter is directly convertible to field_type.

◆ operator+()

template<typename V>

template<class Other >

constexpr derived_type Dune::DenseVector< V >::operator+ ( const DenseVector< Other > & b ) const

inline

Binary vector addition.

◆ operator+=() [1/2]

template<typename V>

template<class Other >

constexpr derived_type& Dune::DenseVector< V >::operator+= ( const DenseVector< Other > & x )

inline

vector space addition

◆ operator+=() [2/2]

template<typename V>

template<typename ValueType >

constexpr std::enable_if< std::is_convertible<ValueType, value_type>::value, derived_type >::type& Dune::DenseVector< V >::operator+= ( const ValueType & kk )

inline

vector space add scalar to all comps

we use enable_if to avoid an ambiguity, if the function parameter can be converted to value_type implicitly. (see FS#1457)

The function is only enabled, if the parameter is directly convertible to value_type.

◆ operator-() [1/2]

template<typename V>

template<class Other >

constexpr derived_type Dune::DenseVector< V >::operator- ( const DenseVector< Other > & b ) const

inline

Binary vector subtraction.

◆ operator-() [2/2]

template<typename V>

constexpr derived_type Dune::DenseVector< V >::operator- ( ) const

inline

Vector negation.

◆ operator-=() [1/2]

template<typename V>

template<class Other >

constexpr derived_type& Dune::DenseVector< V >::operator-= ( const DenseVector< Other > & x )

inline

vector space subtraction

◆ operator-=() [2/2]

template<typename V>

template<typename ValueType >

constexpr std::enable_if< std::is_convertible<ValueType, value_type>::value, derived_type >::type& Dune::DenseVector< V >::operator-= ( const ValueType & kk )

inline

vector space subtract scalar from all comps

we use enable_if to avoid an ambiguity, if the function parameter can be converted to value_type implicitly. (see FS#1457)

The function is only enabled, if the parameter is directly convertible to value_type.

◆ operator/=()

template<typename V>

template<typename FieldType >

constexpr std::enable_if< std::is_convertible<FieldType, field_type>::value, derived_type >::type& Dune::DenseVector< V >::operator/= ( const FieldType & kk )

inline

vector space division by scalar

we use enable_if to avoid an ambiguity, if the function parameter can be converted to field_type implicitly. (see FS#1457)

The function is only enabled, if the parameter is directly convertible to field_type.

◆ operator=() [1/3]

template<typename V>

constexpr derived_type& Dune::DenseVector< V >::operator= ( const value_type & k )

inline

Assignment operator for scalar.

◆ operator=() [2/3]

template<typename V>

constexpr DenseVector& Dune::DenseVector< V >::operator= ( const DenseVector< V > & )

protecteddefault

Assignment operator for other DenseVector of same type.

◆ operator=() [3/3]

template<typename V>

template<typename W , std::enable_if_t< std::is_assignable< value_type &, typename DenseVector< W >::value_type >::value, int > = 0>

constexpr derived_type& Dune::DenseVector< V >::operator= ( const DenseVector< W > & other )

inline

Assignment operator for other DenseVector of different type.

◆ operator==()

template<typename V>

template<class Other >

constexpr bool Dune::DenseVector< V >::operator== ( const DenseVector< Other > & x ) const

inline

Binary vector comparison.

◆ operator[]() [1/2]

template<typename V>

constexpr value_type& Dune::DenseVector< V >::operator[] ( size_type i )

inline

random access

◆ operator[]() [2/2]

template<typename V>

constexpr const value_type& Dune::DenseVector< V >::operator[] ( size_type i ) const

inline

◆ size()

template<typename V>

constexpr size_type Dune::DenseVector< V >::size ( ) const

inline

size method

◆ two_norm()

template<typename V>

constexpr FieldTraits<value_type>::real_type Dune::DenseVector< V >::two_norm ( ) const

inline

two norm sqrt(sum over squared values of entries)

◆ two_norm2()

template<typename V>

constexpr FieldTraits<value_type>::real_type Dune::DenseVector< V >::two_norm2 ( ) const

inline

square of two norm (sum over squared values of entries), need for block recursion

Member Data Documentation

◆ blocklevel

template<typename V>

constexpr int Dune::DenseVector< V >::blocklevel = 1

static

The number of block levels we contain. This is the leaf, that is, 1.

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

densevector.hh

Public Types

Public Member Functions

Static Public Attributes

Protected Member Functions

Related Functions

Detailed Description

template<typename V> class Dune::DenseVector< V >

Member Typedef Documentation

◆ block_type

◆ const_iterator

◆ ConstIterator

◆ derived_type

◆ field_type

◆ Iterator

◆ iterator

◆ size_type

◆ value_type

Constructor & Destructor Documentation

◆ DenseVector() [1/2]

◆ DenseVector() [2/2]

Member Function Documentation

◆ axpy()

◆ back() [1/2]

◆ back() [2/2]

◆ beforeBegin() [1/2]

◆ beforeBegin() [2/2]

◆ beforeEnd() [1/2]

◆ beforeEnd() [2/2]

◆ begin() [1/2]

◆ begin() [2/2]

◆ dim()

◆ dot()

◆ empty()

◆ end() [1/2]

◆ end() [2/2]

◆ find() [1/2]

◆ find() [2/2]

◆ front() [1/2]

◆ front() [2/2]

◆ infinity_norm() [1/2]

◆ infinity_norm() [2/2]

◆ infinity_norm_real() [1/2]

◆ infinity_norm_real() [2/2]

◆ N()

◆ one_norm()

◆ one_norm_real()

◆ operator!=()

◆ operator*()

◆ operator*=()

◆ operator+()

◆ operator+=() [1/2]

◆ operator+=() [2/2]

◆ operator-() [1/2]

◆ operator-() [2/2]

◆ operator-=() [1/2]

◆ operator-=() [2/2]

◆ operator/=()

◆ operator=() [1/3]

◆ operator=() [2/3]

◆ operator=() [3/3]

◆ operator==()

◆ operator[]() [1/2]

◆ operator[]() [2/2]

◆ size()

◆ two_norm()

◆ two_norm2()

Member Data Documentation

◆ blocklevel

template<typename V>
class Dune::DenseVector< V >