mpqc::UCSRMatrix< T > Class Template Reference

Documentation

template<typename T>
class mpqc::UCSRMatrix< T >

CSR-format matrix with unsorted rows

Note

designed to be efficient for matrices with nonzero elements in every row

Public Types
using	value_type = T
using	row_type = TA::container::svector< std::pair< std::size_t, T > >
using	base_type = TA::container::svector< row_type >

Public Member Functions
	UCSRMatrix () noexcept=default
	UCSRMatrix (const UCSRMatrix &)=default
	UCSRMatrix (UCSRMatrix &&)=default
UCSRMatrix &	operator= (const UCSRMatrix &)=default
UCSRMatrix &	operator= (UCSRMatrix &&)=default
	~UCSRMatrix ()=default
	UCSRMatrix (std::size_t r, std::size_t c)
	make a matrix with r rows and c columns More...
std::size_t	rows () const
std::size_t	cols () const
const row_type &	row (std::size_t r) const
	get a const reference to row r More...
row_type &	row (std::size_t r)
	get a reference to row r More...
bool	exists (std::size_t r, std::size_t c) const
const value_type &	operator() (std::size_t r, std::size_t c) const
value_type &	operator() (std::size_t r, std::size_t c)
template<bool Lower = false, typename DenseVector >
std::vector< DenseVector >	vlmul (const std::vector< DenseVector > &vecs) const

Member Typedef Documentation

base_type

template<typename T >

using mpqc::UCSRMatrix< T >::base_type = TA::container::svector<row_type>

row_type

template<typename T >

using mpqc::UCSRMatrix< T >::row_type = TA::container::svector<std::pair<std::size_t, T> >

value_type

template<typename T >

using mpqc::UCSRMatrix< T >::value_type = T

Constructor & Destructor Documentation

UCSRMatrix() [1/4]

template<typename T >

mpqc::UCSRMatrix< T >::UCSRMatrix ( )

defaultnoexcept

UCSRMatrix() [2/4]

template<typename T >

mpqc::UCSRMatrix< T >::UCSRMatrix ( const UCSRMatrix< T > &  )

default

UCSRMatrix() [3/4]

template<typename T >

mpqc::UCSRMatrix< T >::UCSRMatrix ( UCSRMatrix< T > &&  )

default

~UCSRMatrix()

template<typename T >

mpqc::UCSRMatrix< T >::~UCSRMatrix ( )

default

UCSRMatrix() [4/4]

template<typename T >

mpqc::UCSRMatrix< T >::UCSRMatrix ( std::size_t  r, std::size_t  c  )

inline

make a matrix with r rows and c columns

Member Function Documentation

cols()

template<typename T >

std::size_t mpqc::UCSRMatrix< T >::cols ( ) const

inline

Returns

the number of rows

exists()

template<typename T >

bool mpqc::UCSRMatrix< T >::exists ( std::size_t  r, std::size_t  c  ) const

inline

Returns

true if there exists an element in row r and column c

operator()() [1/2]

template<typename T >

value_type& mpqc::UCSRMatrix< T >::operator() ( std::size_t  r, std::size_t  c  )

inline

Returns

const reference to the element in row r and column c

Note

asserts that element exists

operator()() [2/2]

template<typename T >

const value_type& mpqc::UCSRMatrix< T >::operator() ( std::size_t  r, std::size_t  c  ) const

inline

Returns

const reference to the element in row r and column c

Note

asserts that element exists

operator=() [1/2]

template<typename T >

UCSRMatrix& mpqc::UCSRMatrix< T >::operator= ( const UCSRMatrix< T > &  )

default

operator=() [2/2]

template<typename T >

UCSRMatrix& mpqc::UCSRMatrix< T >::operator= ( UCSRMatrix< T > &&  )

default

row() [1/2]

template<typename T >

row_type& mpqc::UCSRMatrix< T >::row ( std::size_t  r )

inline

get a reference to row r

row() [2/2]

template<typename T >

const row_type& mpqc::UCSRMatrix< T >::row ( std::size_t  r ) const

inline

get a const reference to row r

rows()

template<typename T >

std::size_t mpqc::UCSRMatrix< T >::rows ( ) const

inline

Returns

the number of rows

vlmul()

template<typename T >

template<bool Lower = false, typename DenseVector >

std::vector<DenseVector> mpqc::UCSRMatrix< T >::vlmul ( const std::vector< DenseVector > &  vecs ) const

inline

left-multiplies a panel of n vectors c by this matrix: c.transpose()

• (*this)

  Template Parameters

  Lower

  if true, this matrix only contains (permuted) lower triangle of a symmetric matrix

---

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

• mpqc/math/fock/fwd.h
• mpqc/math/linalg/ucsrmatrix.h