AmpGen::Tensor Class Reference

Detailed Description

Definition at line 29 of file Tensor.h.

Classes
class	Index
struct	Dim

Public Member Functions
	Tensor ()
	Tensor (const std::vector< Expression > &elements)
	Tensor (const std::vector< unsigned > &dim)
	Tensor (const Tensor::Dim &dim)
template<class TYPE>
	Tensor (const std::initializer_list< TYPE > &elements, const std::vector< unsigned > &dim)
template<class TYPE>
	Tensor (const std::vector< TYPE > &elements, const std::vector< unsigned > &dim)
Expression &	operator[] (const unsigned &i)
	Low level access of elements, either by coordinates or by index ///.
Expression &	operator[] (const std::vector< unsigned > &co)
const Expression &	operator[] (const unsigned &i) const
const Expression &	operator[] (const std::vector< unsigned > &co) const
Expression	get (const unsigned &co)
Expression	get (const unsigned &co) const
Expression	get (const std::vector< unsigned > &_co) const
Expression &	operator() (const unsigned &a)
	TensorProxy access to class members High level access is done via these commands, i.e.
Expression &	operator() (const unsigned &a, const unsigned &b)
const Expression	operator() (const unsigned &a) const
const Expression &	operator() (const unsigned &a, const unsigned &b) const
TensorProxy	operator() (const Tensor::Index &a) const
TensorProxy	operator() (const Tensor::Index &a, const Tensor::Index &b) const
TensorProxy	operator() (const Tensor::Index &a, const Tensor::Index &b, const Tensor::Index &c) const
TensorProxy	operator() (const Tensor::Index &a, const Tensor::Index &b, const Tensor::Index &c, const Tensor::Index &d) const
TensorProxy	operator() (const std::vector< Tensor::Index > &indices) const
Tensor	operator- () const
void	st (const bool simplify=false)
bool	rankMatches (const Tensor &other)
void	imposeSymmetry (unsigned indexA, unsigned indexB)
void	imposeSymmetry (std::vector< unsigned > indices)
Tensor	Invert () const
std::string	to_string (const ASTResolver *resolver=nullptr) const
int	metricSgn (const std::vector< unsigned > &coordinates) const
int	metricSgn (const unsigned &index) const
void	append (const Expression &expression)
void	append (const real_t &value)
void	append (const complex_t &value)
void	append (const std::string &value)
void	setupCoordinates ()
unsigned	nDim () const
unsigned	rank () const
unsigned	size () const
unsigned	index (const std::vector< unsigned > &_co) const
unsigned	symmetrisedIndex (const std::vector< unsigned > &_co) const
unsigned	nElements () const
const std::vector< unsigned >	coords (const unsigned &index) const
const std::vector< unsigned > &	dims () const
const std::string	dimString () const
void	print (const bool &eval=false) const
const std::vector< unsigned > &	uniqueElements () const
void	operator+= (const Tensor &rhs)
void	operator-= (const Tensor &rhs)
Tensor	conjugate () const

Static Public Member Functions
static std::vector< unsigned >	index_to_coordinates (const unsigned &index, const std::vector< unsigned > &dim)
static unsigned	coordinates_to_index (const std::vector< unsigned > &coords, const std::vector< unsigned > &dim)
static std::string	coordinates_to_string (const std::vector< unsigned > &coordinates)
template<class... ARGS>
static std::vector< unsigned >	dim (const ARGS &...args)

Constructor & Destructor Documentation

Tensor() [1/6]

AmpGen::Tensor::Tensor

(

)

Tensor() [2/6]

AmpGen::Tensor::Tensor ( const std::vector< Expression > & elements )

explicit

Tensor() [3/6]

AmpGen::Tensor::Tensor ( const std::vector< unsigned > & dim )

explicit

Tensor() [4/6]

AmpGen::Tensor::Tensor ( const Tensor::Dim & dim )

inlineexplicit

Definition at line 56 of file Tensor.h.

Tensor() [5/6]

template<class TYPE>

AmpGen::Tensor::Tensor ( const std::initializer_list< TYPE > & elements, const std::vector< unsigned > & dim )

inline

Definition at line 58 of file Tensor.h.

Tensor() [6/6]

template<class TYPE>

AmpGen::Tensor::Tensor ( const std::vector< TYPE > & elements, const std::vector< unsigned > & dim )

inline

Definition at line 63 of file Tensor.h.

Member Function Documentation

append() [1/4]

void AmpGen::Tensor::append

(

const complex_t &

value

)

append() [2/4]

void AmpGen::Tensor::append

(

const Expression &

expression

)

append() [3/4]

void AmpGen::Tensor::append

(

const real_t &

value

)

append() [4/4]

void AmpGen::Tensor::append

(

const std::string &

value

)

conjugate()

Tensor AmpGen::Tensor::conjugate

(

)

const

coordinates_to_index()

unsigned AmpGen::Tensor::coordinates_to_index ( const std::vector< unsigned > & coords, const std::vector< unsigned > & dim )

static

coordinates_to_string()

std::string AmpGen::Tensor::coordinates_to_string ( const std::vector< unsigned > & coordinates )

static

coords()

const std::vector< unsigned > AmpGen::Tensor::coords

(

const unsigned &

index

)

const

dim()

template<class... ARGS>

std::vector< unsigned > AmpGen::Tensor::dim ( const ARGS &... args )

inlinestatic

Definition at line 132 of file Tensor.h.

dims()

const std::vector< unsigned > & AmpGen::Tensor::dims ( ) const

inline

Definition at line 119 of file Tensor.h.

dimString()

const std::string AmpGen::Tensor::dimString

(

)

const

get() [1/3]

Expression AmpGen::Tensor::get

(

const std::vector< unsigned > &

_co

)

const

get() [2/3]

Expression AmpGen::Tensor::get

(

const unsigned &

co

)

get() [3/3]

Expression AmpGen::Tensor::get

(

const unsigned &

co

)

const

imposeSymmetry() [1/2]

void AmpGen::Tensor::imposeSymmetry

(

std::vector< unsigned >

indices

)

imposeSymmetry() [2/2]

void AmpGen::Tensor::imposeSymmetry	(	unsigned	indexA,
		unsigned	indexB )

index()

unsigned AmpGen::Tensor::index

(

const std::vector< unsigned > &

_co

)

const

index_to_coordinates()

std::vector< unsigned > AmpGen::Tensor::index_to_coordinates ( const unsigned & index, const std::vector< unsigned > & dim )

static

Invert()

Tensor AmpGen::Tensor::Invert

(

)

const

metricSgn() [1/2]

int AmpGen::Tensor::metricSgn

(

const std::vector< unsigned > &

coordinates

)

const

metricSgn() [2/2]

int AmpGen::Tensor::metricSgn

(

const unsigned &

index

)

const

nDim()

unsigned AmpGen::Tensor::nDim

(

)

const

nElements()

unsigned AmpGen::Tensor::nElements

(

)

const

operator()() [1/9]

TensorProxy AmpGen::Tensor::operator()

(

const std::vector< Tensor::Index > &

indices

)

const

operator()() [2/9]

TensorProxy AmpGen::Tensor::operator()

(

const Tensor::Index &

a

)

const

operator()() [3/9]

TensorProxy AmpGen::Tensor::operator()	(	const Tensor::Index &	a,
		const Tensor::Index &	b ) const

operator()() [4/9]

TensorProxy AmpGen::Tensor::operator()	(	const Tensor::Index &	a,
		const Tensor::Index &	b,
		const Tensor::Index &	c ) const

operator()() [5/9]

TensorProxy AmpGen::Tensor::operator()	(	const Tensor::Index &	a,
		const Tensor::Index &	b,
		const Tensor::Index &	c,
		const Tensor::Index &	d ) const

operator()() [6/9]

Expression & AmpGen::Tensor::operator() ( const unsigned & a )

inline

() operators

Definition at line 81 of file Tensor.h.

operator()() [7/9]

const Expression AmpGen::Tensor::operator() ( const unsigned & a ) const

inline

Definition at line 83 of file Tensor.h.

operator()() [8/9]

Expression & AmpGen::Tensor::operator() ( const unsigned & a, const unsigned & b )

inline

Definition at line 82 of file Tensor.h.

operator()() [9/9]

const Expression & AmpGen::Tensor::operator() ( const unsigned & a, const unsigned & b ) const

inline

Definition at line 84 of file Tensor.h.

operator+=()

void AmpGen::Tensor::operator+=

(

const Tensor &

rhs

)

operator-()

Tensor AmpGen::Tensor::operator-

(

)

const

operator-=()

void AmpGen::Tensor::operator-=

(

const Tensor &

rhs

)

operator[]() [1/4]

Expression & AmpGen::Tensor::operator[]

(

const std::vector< unsigned > &

co

)

operator[]() [2/4]

const Expression & AmpGen::Tensor::operator[]

(

const std::vector< unsigned > &

co

)

const

operator[]() [3/4]

Expression & AmpGen::Tensor::operator[]

(

const unsigned &

i

)

operator[]() [4/4]

const Expression & AmpGen::Tensor::operator[]

(

const unsigned &

i

)

const

print()

void AmpGen::Tensor::print

(

const bool &

eval = false

)

const

rank()

unsigned AmpGen::Tensor::rank

(

)

const

rankMatches()

bool AmpGen::Tensor::rankMatches

(

const Tensor &

other

)

setupCoordinates()

void AmpGen::Tensor::setupCoordinates

(

)

size()

unsigned AmpGen::Tensor::size

(

)

const

st()

void AmpGen::Tensor::st

(

const bool

simplify = false

)

symmetrisedIndex()

unsigned AmpGen::Tensor::symmetrisedIndex

(

const std::vector< unsigned > &

_co

)

const

to_string()

std::string AmpGen::Tensor::to_string

(

const ASTResolver *

resolver = nullptr

)

const

uniqueElements()

const std::vector< unsigned > & AmpGen::Tensor::uniqueElements ( ) const

inline

Definition at line 124 of file Tensor.h.

---

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

• /github/workspace/AmpGen/Tensor.h