Detailed Description

template<typename Symmetry, typename Scalar = double>
class Mpo< Symmetry, Scalar >

Definition at line 39 of file Mpo.h.

#include <Mpo.h>

Inheritance diagram for Mpo< Symmetry, Scalar >:

[legend]

Public Types
typedef SparseMatrixXd	SparseMatrixType

typedef SiteOperator< Symmetry, Scalar >	OperatorType

typedef Symmetry::qType	qType

typedef Matrix< Scalar, Dynamic, Dynamic >	MatrixType

typedef Scalar	Scalar_

typedef Mps< Symmetry, double >	StateXd

typedef Umps< Symmetry, double >	StateUd

typedef Mps< Symmetry, std::complex< double > >	StateXcd

typedef Umps< Symmetry, std::complex< double > >	StateUcd

typedef MpsCompressor< Symmetry, double, double >	CompressorXd

typedef MpsCompressor< Symmetry, std::complex< double >, double >	CompressorXcd

typedef Mpo< Symmetry >	Operator

Public Types inherited from MpoTerms< Symmetry, Scalar >
typedef SiteOperator< Symmetry, Scalar >	OperatorType

typedef Symmetry::qType	qType

typedef Eigen::SparseMatrix< Scalar, Eigen::ColMajor, EIGEN_DEFAULT_SPARSE_INDEX_TYPE >	MatrixType

Public Member Functions
	Mpo ()

	Mpo (MpoTerms< Symmetry, Scalar > &Terms)

	Mpo (size_t L_input)

	Mpo (std::size_t L_input, qType Qtot_input, std::string label_input="Mpo", bool HERMITIAN_input=false, bool UNITARY_input=false, BC BC_input=BC::OPEN, DMRG::VERBOSITY::OPTION VERB_input=DMRG::VERBOSITY::OPTION::SILENT)

template<typename CouplScalar >
void	construct_from_pushlist (const PushType< OperatorType, CouplScalar > &pushlist, const std::vector< std::vector< std::string > > &labellist, size_t Lcell)

template<typename CouplScalar >
void	calc_reversedData_from_pushlist (const PushType< OperatorType, CouplScalar > &pushlist, double tolerance=::mynumeric_limits< double >::epsilon())

void	push_qpath (const std::size_t loc, const std::vector< OperatorType > &opList, const std::vector< qType > &qList, const Scalar lambda=1.0)

void	setLocal (std::size_t loc, const OperatorType &op)

void	setLocal (std::size_t loc, const OperatorType &op, const OperatorType &signOp)

void	setLocal (std::size_t loc, const OperatorType &op, const std::vector< OperatorType > &signOp)

void	setLocal (const std::vector< std::size_t > &locs, const std::vector< OperatorType > &ops)

void	setLocal (const std::vector< std::size_t > &locs, const std::vector< OperatorType > &ops, const OperatorType &signOp)

void	setLocal (const std::vector< std::size_t > &locs, const std::vector< OperatorType > &ops, const std::vector< OperatorType > &signOps)

void	setLocalStag (std::size_t loc, const OperatorType &op, const std::vector< OperatorType > &stagSignOps)

void	setLocalSum (const OperatorType &op, Scalar(*f)(int)=localSumTrivial)

void	setLocalSum (const std::vector< OperatorType > &op, std::vector< Scalar > coeffs)

void	setProductSum (const OperatorType &op1, const OperatorType &op2)

void	precalc_TwoSiteData (bool FORCE=false)

std::string	info (bool REDUCED=false) const

int	get_dAux_max (int power=1) const

std::size_t	length () const

std::size_t	volume () const

int	locality () const

void	set_locality (std::size_t LocalSite_input)

OperatorType	localOperator () const

void	set_localOperator (OperatorType LocalOp_input)

Mpo< Symmetry, Scalar >	Identity () const

Mpo< Symmetry, Scalar >	Zero () const

bool	IS_UNITARY () const

bool	IS_HERMITIAN () const

bool	IS_HAMILTONIAN () const

bool	HAS_TWO_SITE_DATA () const

bool	HAS_W () const

boost::multi_array< Scalar, 4 >	H2site (std::size_t loc, bool HALF_THE_LOCAL_TERM=false) const

void	generate_label (std::size_t Lcell)

void	push_width (const std::size_t n, const std::size_t loc, const Scalar lambda, const OperatorType &outOp, const std::vector< OperatorType > &trans, const OperatorType &inOp)

void	push_local (const std::size_t loc, const Scalar lambda, const OperatorType &op)

void	push_tight (const std::size_t loc, const Scalar lambda, const OperatorType &op1, const OperatorType &op2)

void	push_nextn (const std::size_t loc, const Scalar lambda, const OperatorType &op1, const OperatorType &trans, const OperatorType &op2)

Public Member Functions inherited from MpoTerms< Symmetry, Scalar >
void	reconstruct (const std::vector< std::map< std::array< qType, 2 >, std::vector< std::vector< std::map< qType, OperatorType > > > > > &O_in, const std::vector< Qbasis< Symmetry > > &qAux_in, const std::vector< std::vector< qType > > &qPhys_in, const bool FINALIZED_IN, const BC boundary_condition_in, const qType &qTot_in=Symmetry::qvacuum())

	MpoTerms (const std::size_t L=0, const BC boundary_condition_in=BC::OPEN, const qType &qTot_in=Symmetry::qvacuum(), const DMRG::VERBOSITY::OPTION &VERB_in=DMRG::VERBOSITY::OPTION::SILENT)

void	initialize (const std::size_t L, const BC boundary_condition_in, const qType &qTot_in)

virtual void	push (const std::size_t loc, const std::vector< OperatorType > &opList, const std::vector< qType > &qList, const Scalar lambda=1.0)

void	push (const std::size_t loc, const std::vector< OperatorType > &opList, const Scalar lambda=1.0)

void	show () const

void	save_label (const std::size_t loc, const std::string &info_label)

void	set_name (const std::string &label_in)

const std::string	get_name () const

std::vector< std::string >	get_info () const

void	scale (const Scalar factor, const Scalar offset=0., const std::size_t power=0ul, const double tolerance=1.e-14)

template<typename OtherScalar >
MpoTerms< Symmetry, OtherScalar >	cast ()

void	set_qPhys (const std::size_t loc, const std::vector< qType > &qPhys_in)

void	finalize (const bool COMPRESS=true, const std::size_t power=1, const double tolerance=::mynumeric_limits< double >::epsilon())

void	calc (const std::size_t power)

bool	is_finalized () const

const std::vector< std::map< std::array< qType, 2 >, std::vector< std::vector< std::map< qType, OperatorType > > > > > &	get_O () const

const std::vector< std::vector< std::vector< std::vector< Biped< Symmetry, MatrixType > > > > > &	get_W () const

const std::vector< Qbasis< Symmetry > > &	get_qAux () const

const std::vector< std::vector< qType > > &	get_qOp () const

const std::vector< std::vector< qType > > &	get_qPhys () const

const std::vector< std::vector< std::vector< std::vector< Biped< Symmetry, MatrixType > > > > > &	get_W_power (std::size_t power) const

const std::vector< Qbasis< Symmetry > > &	get_qAux_power (std::size_t power) const

const std::vector< std::vector< qType > > &	get_qOp_power (std::size_t power) const

std::size_t	get_hilbert_dimension (const std::size_t loc) const

BC	get_boundary_condition () const

const qType &	get_qVac () const

const qType &	get_qTot () const

const std::size_t	get_pos_qTot () const

bool	check_qPhys () const

bool	check_power (std::size_t power) const

std::size_t	maxPower () const

std::size_t	size () const

void	transform_base (const qType &qShift, const bool PRINT=false, const int factor=-1, const std::size_t powre=0ul)

std::vector< std::vector< TwoSiteData< Symmetry, Scalar > > >	calc_TwoSiteData () const

std::vector< std::pair< qType, std::size_t > >	base_order_IBC (const std::size_t power=1) const

double	memory (MEMUNIT memunit=kB) const

double	sparsity (const std::size_t power=1, const bool PER_MATRIX=false) const

void	set_Identity (const typename Symmetry::qType &Q=Symmetry::qvacuum())

void	set_Zero ()

void	set_verbosity (const DMRG::VERBOSITY::OPTION VERB_in)

DMRG::VERBOSITY::OPTION	get_verbosity () const

void	save (std::string filename)

void	load (std::string filename)

const std::vector< std::vector< std::vector< Biped< Symmetry, MatrixType > > > > &	W_at (const std::size_t loc) const

const std::vector< std::vector< std::vector< std::vector< Biped< Symmetry, MatrixType > > > > > &	W_full () const

const std::vector< std::vector< qType > > &	locBasis () const

const std::vector< qType > &	locBasis (const std::size_t loc) const

const std::vector< Qbasis< Symmetry > > &	auxBasis () const

const Qbasis< Symmetry > &	auxBasis (const std::size_t loc) const

const Qbasis< Symmetry > &	inBasis (const std::size_t loc) const

const Qbasis< Symmetry > &	outBasis (const std::size_t loc) const

const std::vector< std::vector< qType > > &	opBasis () const

const std::vector< qType > &	opBasis (const std::size_t loc) const

const qType &	Qtarget () const

void	setLocBasis (const std::vector< std::vector< qType > > &q)

void	setLocBasis (const std::vector< qType > &q, std::size_t loc)

const std::vector< std::vector< std::vector< Biped< Symmetry, MatrixType > > > > &	Wsq_at (const std::size_t loc) const

const std::vector< qType > &	opBasisSq (const std::size_t loc) const

const std::vector< std::vector< qType > > &	opBasisSq () const

const bool	check_SQUARE () const

double	sparsity (bool USE_SQUARE, bool PER_MATRIX) const

void	setQtarget (const qType &q)

Static Public Member Functions
template<typename T , typename ... Operator>
static std::vector< T >	get_N_site_interaction (T const &Op0, Operator const &... Ops)

static Mpo< Symmetry, Scalar >	Identity (const std::vector< std::vector< qType > > &qPhys, const qType &Q=Symmetry::qvacuum())

static Mpo< Symmetry, Scalar >	Zero (const std::vector< std::vector< qType > > &qPhys)

static Mpo< Symmetry, Scalar >	cast_Terms_to_Mpo (const MpoTerms< Symmetry, Scalar > &input)

Static Public Member Functions inherited from MpoTerms< Symmetry, Scalar >
static MpoTerms< Symmetry, Scalar >	prod (const MpoTerms< Symmetry, Scalar > &top, const MpoTerms< Symmetry, Scalar > &bottom, const qType &qTot, const double tolerance=::mynumeric_limits< double >::epsilon())

static MpoTerms< Symmetry, Scalar >	sum (const MpoTerms< Symmetry, Scalar > &top, const MpoTerms< Symmetry, Scalar > &bottom, const double tolerance=::mynumeric_limits< double >::epsilon())

Public Attributes
Symmetry::qType	qVac = Symmetry::qvacuum()

bool	GOT_TWO_SITE_DATA = false

std::vector< std::vector< TwoSiteData< Symmetry, Scalar > > >	TSD

bool	UNITARY = false

bool	HERMITIAN = false

bool	HAMILTONIAN = false

bool	GOT_SEMIOPEN_LEFT = false

bool	GOT_SEMIOPEN_RIGHT = false

OperatorType	LocalOp

int	LocalSite = -1

Public Attributes inherited from MpoTerms< Symmetry, Scalar >
std::vector< std::vector< qType > >	qOp

std::vector< Qbasis< Symmetry > >	qAux

std::vector< std::vector< qType > >	qPhys

std::vector< std::vector< std::vector< std::vector< Biped< Symmetry, MatrixType > > > > >	W

std::vector< std::vector< std::vector< qType > > >	qOp_powers

std::vector< std::vector< Qbasis< Symmetry > > >	qAux_powers

std::vector< std::vector< std::vector< std::vector< std::vector< Biped< Symmetry, MatrixType > > > > > >	W_powers

std::size_t	N_sites

std::size_t	N_phys = 0ul

reversedData	reversed

std::string	label = "MPO"

Static Public Attributes
static constexpr size_t	Nq = Symmetry::Nq

Friends
template<typename Symmetry_ , typename MpHamiltonian , typename Scalar_ >
class	DmrgSolver

template<typename Symmetry_ , typename MpHamiltonian , typename Scalar_ >
class	VumpsSolver

template<typename Symmetry_ , typename S1 , typename S2 >
class	MpsCompressor

template<typename H , typename Symmetry_ , typename S1 , typename S2 , typename V >
class	TDVPPropagator

template<typename Symmetry_ , typename S_ >
class	Mpo

Additional Inherited Members
Protected Member Functions inherited from MpoTerms< Symmetry, Scalar >
void	increment_auxdim (const std::size_t loc, const qType &q)

void	increment_first_auxdim_OBC (const qType &qIn)

void	increment_last_auxdim_OBC (const qType &qOut)

void	decrement_auxdim (const std::size_t loc, const qType &q)

void	decrement_first_auxdim_OBC (const qType &qIn)

void	decrement_last_auxdim_OBC (const qType &qOut)

void	add (const std::size_t loc, const OperatorType &op, const qType &qIn, const qType &qOut, const std::size_t IndexIn, const std::size_t IndexOut)

std::size_t	get_auxdim (const std::size_t loc, const qType &q) const

void	assert_hilbert (const std::size_t loc, const std::size_t dim)

bool	eliminate_linearlyDependent_rows (const std::size_t loc, const qType &qIn, const double tolerance)

bool	eliminate_linearlyDependent_cols (const std::size_t loc, const qType &qOut, const double tolerance)

std::map< qType, std::vector< std::map< qType, OperatorType > > >	delete_row (const std::size_t loc, const qType &qIn, const std::size_t row_to_delete, const bool SAMESITE)

std::map< qType, std::vector< std::map< qType, OperatorType > > >	delete_col (const std::size_t loc, const qType &qOut, const std::size_t col_to_delete, const bool SAMESITE)

void	add_to_row (const std::size_t loc, const qType &qIn, const std::size_t row, const std::map< qType, std::vector< std::map< qType, OperatorType > > > &ops, const Scalar factor)

void	add_to_col (const std::size_t loc, const qType &qOut, const std::size_t col, const std::map< qType, std::vector< std::map< qType, OperatorType > > > &ops, const Scalar factor)

void	calc_qOp ()

void	calc_qAux ()

void	calc_W ()

void	got_update ()

void	initialize ()

void	compress (const double tolerance)

void	renormalize ()

void	clear_opLabels ()

std::tuple< std::size_t, std::size_t, std::size_t, std::size_t >	auxdim_infos () const

std::vector< qType >	calc_qList (const std::vector< OperatorType > &opList)

void	fill_O_from_W ()

Static Protected Member Functions inherited from MpoTerms< Symmetry, Scalar >
static void	prod_swap_IBC (std::vector< std::map< std::array< qType, 2 >, std::vector< std::vector< std::map< qType, OperatorType > > > > > &O_out, std::vector< std::size_t > &row_qVac, std::vector< std::size_t > &col_qVac, std::vector< std::size_t > &row_qTot, std::vector< std::size_t > &col_qTot)

static void	prod_delZeroCols_OBC (std::map< std::array< qType, 2 >, std::vector< std::vector< std::map< qType, OperatorType > > > > &O_last, Qbasis< Symmetry > &qAux_last, Qbasis< Symmetry > &qAux_prev, const qType &qTot, const std::size_t col_qTot)

static std::string	power_to_string (std::size_t power)

static std::pair< std::string, std::size_t >	detect_and_remove_power (const std::string &name_w_power)

Protected Attributes inherited from MpoTerms< Symmetry, Scalar >
std::vector< std::map< std::array< qType, 2 >, std::vector< std::vector< std::map< qType, OperatorType > > > > >	O

std::vector< std::map< qType, std::size_t > >	auxdim

qType	qTot

qType	qVac = Symmetry::qvacuum()

std::size_t	pos_qTot

std::size_t	pos_qVac

BC	boundary_condition

std::vector< std::vector< std::string > >	info

std::vector< int >	hilbert_dimension

MPO_STATUS::OPTION	status = MPO_STATUS::ALTERABLE

DMRG::VERBOSITY::OPTION	VERB = DMRG::VERBOSITY::OPTION::SILENT

std::string	before_verb_set

std::size_t	current_power = 1

bool	GOT_QOP = false

bool	GOT_QAUX = false

bool	GOT_W = false

std::vector< bool >	GOT_QPHYS

Member Typedef Documentation

◆ CompressorXcd

template<typename Symmetry , typename Scalar = double>

typedef MpsCompressor<Symmetry,std::complex<double>,double> Mpo< Symmetry, Scalar >::CompressorXcd

Definition at line 152 of file Mpo.h.

◆ CompressorXd

template<typename Symmetry , typename Scalar = double>

typedef MpsCompressor<Symmetry,double,double> Mpo< Symmetry, Scalar >::CompressorXd

Definition at line 151 of file Mpo.h.

◆ MatrixType

template<typename Symmetry , typename Scalar = double>

typedef Matrix<Scalar,Dynamic,Dynamic> Mpo< Symmetry, Scalar >::MatrixType

Definition at line 56 of file Mpo.h.

◆ Operator

template<typename Symmetry , typename Scalar = double>

typedef Mpo<Symmetry> Mpo< Symmetry, Scalar >::Operator

Definition at line 153 of file Mpo.h.

◆ OperatorType

template<typename Symmetry , typename Scalar = double>

typedef SiteOperator<Symmetry,Scalar> Mpo< Symmetry, Scalar >::OperatorType

Definition at line 43 of file Mpo.h.

◆ qType

template<typename Symmetry , typename Scalar = double>

typedef Symmetry::qType Mpo< Symmetry, Scalar >::qType

Definition at line 45 of file Mpo.h.

◆ Scalar_

template<typename Symmetry , typename Scalar = double>

typedef Scalar Mpo< Symmetry, Scalar >::Scalar_

Definition at line 57 of file Mpo.h.

◆ SparseMatrixType

template<typename Symmetry , typename Scalar = double>

typedef SparseMatrixXd Mpo< Symmetry, Scalar >::SparseMatrixType

Definition at line 42 of file Mpo.h.

◆ StateUcd

template<typename Symmetry , typename Scalar = double>

typedef Umps<Symmetry,std::complex<double> > Mpo< Symmetry, Scalar >::StateUcd

Definition at line 150 of file Mpo.h.

◆ StateUd

template<typename Symmetry , typename Scalar = double>

typedef Umps<Symmetry,double> Mpo< Symmetry, Scalar >::StateUd

Definition at line 148 of file Mpo.h.

◆ StateXcd

template<typename Symmetry , typename Scalar = double>

typedef Mps<Symmetry,std::complex<double> > Mpo< Symmetry, Scalar >::StateXcd

Definition at line 149 of file Mpo.h.

◆ StateXd

template<typename Symmetry , typename Scalar = double>

typedef Mps<Symmetry,double> Mpo< Symmetry, Scalar >::StateXd

Definition at line 147 of file Mpo.h.

Constructor & Destructor Documentation

◆ Mpo() [1/4]

template<typename Symmetry , typename Scalar = double>

Mpo< Symmetry, Scalar >::Mpo ( )

inline

Definition at line 59 of file Mpo.h.

◆ Mpo() [2/4]

template<typename Symmetry , typename Scalar = double>

Mpo< Symmetry, Scalar >::Mpo ( MpoTerms< Symmetry, Scalar > & Terms )

inline

Definition at line 61 of file Mpo.h.

◆ Mpo() [3/4]

template<typename Symmetry , typename Scalar = double>

Mpo< Symmetry, Scalar >::Mpo ( size_t L_input )

◆ Mpo() [4/4]

template<typename Symmetry , typename Scalar = double>

Mpo< Symmetry, Scalar >::Mpo	(	std::size_t	L_input,
		qType	Qtot_input,
		std::string	label_input = `"Mpo< Symmetry, Scalar >"`,
		bool	HERMITIAN_input = `false`,
		bool	UNITARY_input = `false`,
		BC	BC_input = `BC::OPEN`,
		DMRG::VERBOSITY::OPTION	VERB_input = `DMRG::VERBOSITY::OPTION::SILENT`
	)

Member Function Documentation

◆ calc_reversedData_from_pushlist()

template<typename Symmetry , typename Scalar = double>

template<typename CouplScalar >

void Mpo< Symmetry, Scalar >::calc_reversedData_from_pushlist	(	const PushType< OperatorType, CouplScalar > &	pushlist,
		double	tolerance = `::mynumeric_limits< double >::epsilon()`
	)

◆ cast_Terms_to_Mpo()

template<typename Symmetry , typename Scalar = double>

static Mpo< Symmetry, Scalar > Mpo< Symmetry, Scalar >::cast_Terms_to_Mpo ( const MpoTerms< Symmetry, Scalar > & input )

static

◆ construct_from_pushlist()

template<typename Symmetry , typename Scalar = double>

template<typename CouplScalar >

void Mpo< Symmetry, Scalar >::construct_from_pushlist	(	const PushType< OperatorType, CouplScalar > &	pushlist,
		const std::vector< std::vector< std::string > > &	labellist,
		size_t	Lcell
	)

◆ generate_label()

template<typename Symmetry , typename Scalar = double>

void Mpo< Symmetry, Scalar >::generate_label ( std::size_t Lcell )

◆ get_dAux_max()

template<typename Symmetry , typename Scalar = double>

int Mpo< Symmetry, Scalar >::get_dAux_max ( int power = 1 ) const

◆ get_N_site_interaction()

template<typename Symmetry , typename Scalar = double>

template<typename T , typename ... Operator>

static std::vector< T > Mpo< Symmetry, Scalar >::get_N_site_interaction	(	T const &	Op0,
		Operator const &...	Ops
	)

inlinestatic

Definition at line 117 of file Mpo.h.

◆ H2site()

template<typename Symmetry , typename Scalar = double>

boost::multi_array< Scalar, 4 > Mpo< Symmetry, Scalar >::H2site	(	std::size_t	loc,
		bool	HALF_THE_LOCAL_TERM = `false`
	)		const

inline

Definition at line 145 of file Mpo.h.

◆ HAS_TWO_SITE_DATA()

template<typename Symmetry , typename Scalar = double>

bool Mpo< Symmetry, Scalar >::HAS_TWO_SITE_DATA ( ) const

inline

Definition at line 141 of file Mpo.h.

◆ HAS_W()

template<typename Symmetry , typename Scalar = double>

bool Mpo< Symmetry, Scalar >::HAS_W ( ) const

inline

Definition at line 143 of file Mpo.h.

◆ Identity() [1/2]

template<typename Symmetry , typename Scalar = double>

Mpo< Symmetry, Scalar > Mpo< Symmetry, Scalar >::Identity ( ) const

inline

Definition at line 130 of file Mpo.h.

◆ Identity() [2/2]

template<typename Symmetry , typename Scalar = double>

static Mpo< Symmetry, Scalar > Mpo< Symmetry, Scalar >::Identity	(	const std::vector< std::vector< qType > > &	qPhys,
		const qType &	Q = `Symmetry::qvacuum()`
	)

static

◆ info()

template<typename Symmetry , typename Scalar = double>

std::string Mpo< Symmetry, Scalar >::info ( bool REDUCED = false ) const

◆ IS_HAMILTONIAN()

template<typename Symmetry , typename Scalar = double>

bool Mpo< Symmetry, Scalar >::IS_HAMILTONIAN ( ) const

inline

Definition at line 139 of file Mpo.h.

◆ IS_HERMITIAN()

template<typename Symmetry , typename Scalar = double>

bool Mpo< Symmetry, Scalar >::IS_HERMITIAN ( ) const

inline

Definition at line 137 of file Mpo.h.

◆ IS_UNITARY()

template<typename Symmetry , typename Scalar = double>

bool Mpo< Symmetry, Scalar >::IS_UNITARY ( ) const

inline

Definition at line 135 of file Mpo.h.

◆ length()

template<typename Symmetry , typename Scalar = double>

std::size_t Mpo< Symmetry, Scalar >::length ( ) const

inline

Definition at line 112 of file Mpo.h.

◆ locality()

template<typename Symmetry , typename Scalar = double>

int Mpo< Symmetry, Scalar >::locality ( ) const

inline

Definition at line 124 of file Mpo.h.

◆ localOperator()

template<typename Symmetry , typename Scalar = double>

OperatorType Mpo< Symmetry, Scalar >::localOperator ( ) const

inline

Definition at line 126 of file Mpo.h.

◆ precalc_TwoSiteData()

template<typename Symmetry , typename Scalar = double>

void Mpo< Symmetry, Scalar >::precalc_TwoSiteData ( bool FORCE = false )

◆ push_local()

template<typename Symmetry , typename Scalar = double>

void Mpo< Symmetry, Scalar >::push_local	(	const std::size_t	loc,
		const Scalar	lambda,
		const OperatorType &	op
	)

Adds a new local interaction to the MpoTerms

Parameters

loc	Lattice site
op	SiteOperator acting on the local Hilbert space of site `loc`
lambda	Scalar of interaction strength that is multiplied to the operator

For convenience, redirects to push(std::size_t loc, std::vector<OperatorType> opList, Scalar lambda)

◆ push_nextn()

template<typename Symmetry , typename Scalar = double>

void Mpo< Symmetry, Scalar >::push_nextn	(	const std::size_t	loc,
		const Scalar	lambda,
		const OperatorType &	op1,
		const OperatorType &	trans,
		const OperatorType &	op2
	)

Adds a new next-nearest-neighbour interaction to the MpoTerms

Parameters

loc	Lattice site of first site
op1	SiteOperator acting on the local Hilbert space of site `loc`
trans	SiteOperator acting as transfer operator on the local Hilbert space of site `loc+1`
op2	SiteOperator acting on the local Hilbert space of site `loc+2`
lambda	Scalar of interaction strength that is multiplied to the operator

For convenience, redirects to push(std::size_t loc, std::vector<OperatorType> opList, Scalar lambda)

◆ push_qpath()

template<typename Symmetry , typename Scalar = double>

void Mpo< Symmetry, Scalar >::push_qpath	(	const std::size_t	loc,
		const std::vector< OperatorType > &	opList,
		const std::vector< qType > &	qList,
		const Scalar	lambda = `1.0`
	)

inline

Definition at line 75 of file Mpo.h.

◆ push_tight()

template<typename Symmetry , typename Scalar = double>

void Mpo< Symmetry, Scalar >::push_tight	(	const std::size_t	loc,
		const Scalar	lambda,
		const OperatorType &	op1,
		const OperatorType &	op2
	)

Adds a new nearest-neighbour interaction to the MpoTerms

Parameters

loc	Lattice site of first site
op1	SiteOperator acting on the local Hilbert space of site `loc`
op2	SiteOperator acting on the local Hilbert space of site `loc+1`
lambda	Scalar of interaction strength that is multiplied to the operator

For convenience, redirects to push(std::size_t loc, std::vector<OperatorType> opList, Scalar lambda)

◆ push_width()

template<typename Symmetry , typename Scalar = double>

void Mpo< Symmetry, Scalar >::push_width	(	const std::size_t	n,
		const std::size_t	loc,
		const Scalar	lambda,
		const OperatorType &	outOp,
		const std::vector< OperatorType > &	trans,
		const OperatorType &	inOp
	)

Adds an interaction between lattice sites loc and loc+n to the Hamiltonianthis->

Parameters

n	Distance (n=1 means next-neighbour)
loc	Lattice site where the interaction starts
lambda	Interaction strength
outOp	Outgoing operator at site loc
trans	Vector of transfer operators at sites loc+1, ..., loc+n-1
inOp	Incoming operator at site loc+m

For convenience, redirects to push(std::size_t loc, std::vector<OperatorType> opList, Scalar lambda)

◆ set_locality()

template<typename Symmetry , typename Scalar = double>

void Mpo< Symmetry, Scalar >::set_locality ( std::size_t LocalSite_input )

inline

Definition at line 125 of file Mpo.h.

◆ set_localOperator()

template<typename Symmetry , typename Scalar = double>

void Mpo< Symmetry, Scalar >::set_localOperator ( OperatorType LocalOp_input )

inline

Definition at line 127 of file Mpo.h.

◆ setLocal() [1/6]

template<typename Symmetry , typename Scalar = double>

void Mpo< Symmetry, Scalar >::setLocal	(	const std::vector< std::size_t > &	locs,
		const std::vector< OperatorType > &	ops
	)

◆ setLocal() [2/6]

template<typename Symmetry , typename Scalar = double>

void Mpo< Symmetry, Scalar >::setLocal	(	const std::vector< std::size_t > &	locs,
		const std::vector< OperatorType > &	ops,
		const OperatorType &	signOp
	)

◆ setLocal() [3/6]

template<typename Symmetry , typename Scalar = double>

void Mpo< Symmetry, Scalar >::setLocal	(	const std::vector< std::size_t > &	locs,
		const std::vector< OperatorType > &	ops,
		const std::vector< OperatorType > &	signOps
	)

◆ setLocal() [4/6]

template<typename Symmetry , typename Scalar = double>

void Mpo< Symmetry, Scalar >::setLocal	(	std::size_t	loc,
		const OperatorType &	op
	)

◆ setLocal() [5/6]

template<typename Symmetry , typename Scalar = double>

void Mpo< Symmetry, Scalar >::setLocal	(	std::size_t	loc,
		const OperatorType &	op,
		const OperatorType &	signOp
	)

◆ setLocal() [6/6]

template<typename Symmetry , typename Scalar = double>

void Mpo< Symmetry, Scalar >::setLocal	(	std::size_t	loc,
		const OperatorType &	op,
		const std::vector< OperatorType > &	signOp
	)

◆ setLocalStag()

template<typename Symmetry , typename Scalar = double>

void Mpo< Symmetry, Scalar >::setLocalStag	(	std::size_t	loc,
		const OperatorType &	op,
		const std::vector< OperatorType > &	stagSignOps
	)

◆ setLocalSum() [1/2]

template<typename Symmetry , typename Scalar = double>

void Mpo< Symmetry, Scalar >::setLocalSum	(	const OperatorType &	op,
		Scalar(*)(int)	f = `localSumTrivial`
	)

◆ setLocalSum() [2/2]

template<typename Symmetry , typename Scalar = double>

void Mpo< Symmetry, Scalar >::setLocalSum	(	const std::vector< OperatorType > &	op,
		std::vector< Scalar >	coeffs
	)

◆ setProductSum()

template<typename Symmetry , typename Scalar = double>

void Mpo< Symmetry, Scalar >::setProductSum	(	const OperatorType &	op1,
		const OperatorType &	op2
	)

◆ volume()

template<typename Symmetry , typename Scalar = double>

std::size_t Mpo< Symmetry, Scalar >::volume ( ) const

inline

Definition at line 114 of file Mpo.h.

◆ Zero() [1/2]

template<typename Symmetry , typename Scalar = double>

Mpo< Symmetry, Scalar > Mpo< Symmetry, Scalar >::Zero ( ) const

inline

Definition at line 133 of file Mpo.h.

◆ Zero() [2/2]

template<typename Symmetry , typename Scalar = double>

static Mpo< Symmetry, Scalar > Mpo< Symmetry, Scalar >::Zero ( const std::vector< std::vector< qType > > & qPhys )

static

Friends And Related Function Documentation

◆ DmrgSolver

template<typename Symmetry , typename Scalar = double>

template<typename Symmetry_ , typename MpHamiltonian , typename Scalar_ >

friend class DmrgSolver

friend

Definition at line 48 of file Mpo.h.

◆ Mpo

template<typename Symmetry , typename Scalar = double>

template<typename Symmetry_ , typename S_ >

friend class Mpo

friend

Definition at line 52 of file Mpo.h.

◆ MpsCompressor

template<typename Symmetry , typename Scalar = double>

template<typename Symmetry_ , typename S1 , typename S2 >

friend class MpsCompressor

friend

Definition at line 50 of file Mpo.h.

◆ TDVPPropagator

template<typename Symmetry , typename Scalar = double>

template<typename H , typename Symmetry_ , typename S1 , typename S2 , typename V >

friend class TDVPPropagator

friend

Definition at line 51 of file Mpo.h.

◆ VumpsSolver

template<typename Symmetry , typename Scalar = double>

template<typename Symmetry_ , typename MpHamiltonian , typename Scalar_ >

friend class VumpsSolver

friend

Definition at line 49 of file Mpo.h.

Member Data Documentation

◆ GOT_SEMIOPEN_LEFT

template<typename Symmetry , typename Scalar = double>

bool Mpo< Symmetry, Scalar >::GOT_SEMIOPEN_LEFT = false

Definition at line 161 of file Mpo.h.

◆ GOT_SEMIOPEN_RIGHT

template<typename Symmetry , typename Scalar = double>

bool Mpo< Symmetry, Scalar >::GOT_SEMIOPEN_RIGHT = false

Definition at line 162 of file Mpo.h.

◆ GOT_TWO_SITE_DATA

template<typename Symmetry , typename Scalar = double>

bool Mpo< Symmetry, Scalar >::GOT_TWO_SITE_DATA = false

Definition at line 155 of file Mpo.h.

◆ HAMILTONIAN

template<typename Symmetry , typename Scalar = double>

bool Mpo< Symmetry, Scalar >::HAMILTONIAN = false

Definition at line 160 of file Mpo.h.

◆ HERMITIAN

template<typename Symmetry , typename Scalar = double>

bool Mpo< Symmetry, Scalar >::HERMITIAN = false

Definition at line 159 of file Mpo.h.

◆ LocalOp

template<typename Symmetry , typename Scalar = double>

OperatorType Mpo< Symmetry, Scalar >::LocalOp

Definition at line 164 of file Mpo.h.

◆ LocalSite

template<typename Symmetry , typename Scalar = double>

int Mpo< Symmetry, Scalar >::LocalSite = -1

Definition at line 165 of file Mpo.h.

◆ Nq

template<typename Symmetry , typename Scalar = double>

constexpr size_t Mpo< Symmetry, Scalar >::Nq = Symmetry::Nq

staticconstexpr

Definition at line 44 of file Mpo.h.

◆ qVac

template<typename Symmetry , typename Scalar = double>

Symmetry::qType Mpo< Symmetry, Scalar >::qVac = Symmetry::qvacuum()

Definition at line 46 of file Mpo.h.

◆ TSD

template<typename Symmetry , typename Scalar = double>

std::vector<std::vector<TwoSiteData<Symmetry,Scalar> > > Mpo< Symmetry, Scalar >::TSD

Definition at line 156 of file Mpo.h.

◆ UNITARY

template<typename Symmetry , typename Scalar = double>

bool Mpo< Symmetry, Scalar >::UNITARY = false

Definition at line 158 of file Mpo.h.

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

Mpo.h

Detailed Description

Public Types

Public Member Functions

Static Public Member Functions

Public Attributes

Static Public Attributes

Friends

Additional Inherited Members

Member Typedef Documentation

◆ CompressorXcd

◆ CompressorXd

◆ MatrixType

◆ Operator

◆ OperatorType

◆ qType

◆ Scalar_

◆ SparseMatrixType

◆ StateUcd

◆ StateUd

◆ StateXcd

◆ StateXd

Constructor & Destructor Documentation

◆ Mpo() [1/4]

◆ Mpo() [2/4]

◆ Mpo() [3/4]

◆ Mpo() [4/4]

Member Function Documentation

◆ calc_reversedData_from_pushlist()

◆ cast_Terms_to_Mpo()

◆ construct_from_pushlist()

◆ generate_label()

◆ get_dAux_max()

◆ get_N_site_interaction()

◆ H2site()

◆ HAS_TWO_SITE_DATA()

◆ HAS_W()

◆ Identity() [1/2]

◆ Identity() [2/2]

◆ info()

◆ IS_HAMILTONIAN()

◆ IS_HERMITIAN()

◆ IS_UNITARY()

◆ length()

◆ locality()

◆ localOperator()

◆ precalc_TwoSiteData()

◆ push_local()

◆ push_nextn()

◆ push_qpath()

◆ push_tight()

◆ push_width()

◆ set_locality()

◆ set_localOperator()

◆ setLocal() [1/6]

◆ setLocal() [2/6]

◆ setLocal() [3/6]

◆ setLocal() [4/6]

◆ setLocal() [5/6]

◆ setLocal() [6/6]

◆ setLocalStag()

◆ setLocalSum() [1/2]

◆ setLocalSum() [2/2]

◆ setProductSum()

◆ volume()

◆ Zero() [1/2]

◆ Zero() [2/2]

Friends And Related Function Documentation

◆ DmrgSolver

◆ Mpo

◆ MpsCompressor

◆ TDVPPropagator

◆ VumpsSolver

Member Data Documentation

◆ GOT_SEMIOPEN_LEFT

◆ GOT_SEMIOPEN_RIGHT

◆ GOT_TWO_SITE_DATA

◆ HAMILTONIAN

◆ HERMITIAN

◆ LocalOp

◆ LocalSite