Classes
struct	get_base_class
	meta function for linear-searching base class of "derived_class" from the variadic template list (head_base_class ... tail_base_class). More...

struct	get_base_class< derived_class, base_class >
	meta function for linear-searching base class of "derived_class" from the variadic template list (head_base_class ... tail_base_class). More...

struct	get_eigen_matrix_type
	get Eigen Matrix type from Graph Type More...

struct	get_eigen_matrix_type< graph::Dense< FloatType >, Options >
	get Eigen Matrix type from Graph Type More...

struct	get_eigen_matrix_type< graph::Sparse< FloatType >, Options >
	get Eigen Matrix type from Graph Type More...

struct	IndexHash
	Hash struct of IndexType. More...

struct	IndexPairHash
	Hash struct of std::pair<IndexType>. More...

struct	IndexVectorHash
	Hash struct of std::vector<AnyIndexType>. More...

struct	is_same_template
	check if two template template parameters are the same. More...

struct	is_same_template< T, T >
	check if two template template parameters are the same. More...

struct	PairHash
	hash class for std::pair More...

struct	Schedule
	schedule struct More...

struct	UnionFind

struct	UpdaterParameter
	updater parameter for monte carlo simulation More...

struct	UpdaterParameter< system::classical_constraint_system >
	updater paramter for classical ising model with a single constraint More...

struct	UpdaterParameter< system::classical_system >
	updater parameter for classical ising system More...

struct	UpdaterParameter< system::transverse_field_system >
	updater paramter for transverse ising model More...

struct	VectorHash
	Hash struct of std::vector<T>. More...

class	Xorshift
	xorshift random generator for c++11 random More...

Typedefs
using	AnyTupleType = std::vector< std::variant< std::int32_t, std::string > >
	Vector type of integer and string.

using	IndexType = std::variant< std::int32_t, std::string, AnyTupleType >
	The index type of binary variables.

using	ClassicalUpdaterParameter = UpdaterParameter< system::classical_system >
	ClassicalUpdaterParameter alias.

using	ClassicalConstraintUpdaterParameter = UpdaterParameter< system::classical_constraint_system >
	ClassicalUpdaterParameter alias.

using	TransverseFieldUpdaterParameter = UpdaterParameter< system::transverse_field_system >
	TransverseFieldUpdaterParameter alias.

template<typename SystemType >
using	ScheduleList = std::vector< Schedule< SystemType > >
	schedule list alias

using	ClassicalScheduleList = ScheduleList< system::classical_system >
	ClassicalScheduleList alias.

using	TransverseFieldScheduleList = ScheduleList< system::transverse_field_system >
	TransverseFieldScheduleList alias.

using	ClassicalConstraintScheduleList = ScheduleList< system::classical_constraint_system >
	ClassicalConstraintScheduleList alias.

Enumerations
enum class	TemperatureSchedule { LINEAR , GEOMETRIC }

Functions
template<typename ForwardIterator , typename T >
void	make_geometric_progression (ForwardIterator first, ForwardIterator last, T value, T ratio)

template<typename FloatType , int Options = Eigen::ColMajor>
static Eigen::Matrix< FloatType, Eigen::Dynamic, 1, Options >	gen_vector_from_std_vector (const graph::Spins &init_spin)
	generate Eigen Vector from std::vector

template<typename FloatType , int Options = Eigen::ColMajor>
static Eigen::Matrix< FloatType, Eigen::Dynamic, Eigen::Dynamic, Options >	gen_matrix_from_trotter_spins (const std::vector< graph::Spins > &trotter_spins)
	generate Eigen Matrix from TrotterSpins

template<int Options = Eigen::ColMajor, typename FloatType >
static Eigen::Matrix< FloatType, Eigen::Dynamic, Eigen::Dynamic, Options >	gen_matrix_from_graph (const graph::Dense< FloatType > &graph)
	generate Eigen Dense Matrix from Dense graph

template<int Options = Eigen::ColMajor, typename FloatType >
static Eigen::SparseMatrix< FloatType, Options >	gen_matrix_from_graph (const graph::Sparse< FloatType > &graph)
	generate Eigen Sparse Matrix from Sparse graph

template<class C_key , class C_value , class Hash >
void	insert_or_assign (std::unordered_map< C_key, C_value, Hash > &um, const C_key &key, const C_value &val)
	Insert or assign a element of unordered_map (for C++14 or C++11)

template<typename T , typename... Args>
std::unique_ptr< T >	make_unique (Args &&...args)
	make_unique function

ClassicalScheduleList	make_classical_schedule_list (double beta_min, double beta_max, std::size_t one_mc_step, std::size_t num_call_updater)
	helper function for making classical schedule list with geometric series of inverse temperatures.

TransverseFieldScheduleList	make_transverse_field_schedule_list (double beta, std::size_t one_mc_step, std::size_t num_call_updater)
	helper function for making transverse field system schedule list with arithmetic sequence of annealing schedule (s)

ClassicalConstraintScheduleList	make_classical_constraint_schedule_list (double lambda, double beta_min, double beta_max, std::size_t one_mc_step, std::size_t num_call_updater)
	helper function for making classical constraint schedule list with geometric series of inverse temperatures (with constraint parameter fixed).

template<typename SystemType >
ScheduleList< SystemType >	make_schedule_list (const std::vector< std::pair< typename UpdaterParameter< SystemType >::Tuple, std::size_t > > &tuplelist)
	helper function for making schedulelist from list of tuples

template<typename FloatType >
std::vector< FloatType >	GenerateLinearBetaSchedule (const FloatType beta_min, const FloatType beta_max, const std::int32_t num_sweeps)
	Generate linear temperature schedule.

template<typename FloatType >
std::vector< FloatType >	GenerateGeometricBetaSchedule (const FloatType beta_min, const FloatType beta_max, const std::int32_t num_sweeps)
	Generate geometric temperature schedule.

template<typename FloatType >
std::vector< FloatType >	GenerateBetaList (const TemperatureSchedule schedule_type, const FloatType beta_min, const FloatType beta_max, const std::int32_t num_sweeps)
	Generate temperature schedule from specific schedule.

Variables
template<typename FloatType >
const FloatType	THRESHOLD = 0.00000001

Typedef Documentation

◆ AnyTupleType

using openjij::utility::AnyTupleType = typedef std::vector<std::variant<std::int32_t, std::string> >

Vector type of integer and string.

◆ ClassicalConstraintScheduleList

using openjij::utility::ClassicalConstraintScheduleList = typedef ScheduleList<system::classical_constraint_system>

ClassicalConstraintScheduleList alias.

◆ ClassicalConstraintUpdaterParameter

using openjij::utility::ClassicalConstraintUpdaterParameter = typedef UpdaterParameter<system::classical_constraint_system>

ClassicalUpdaterParameter alias.

◆ ClassicalScheduleList

using openjij::utility::ClassicalScheduleList = typedef ScheduleList<system::classical_system>

ClassicalScheduleList alias.

◆ ClassicalUpdaterParameter

using openjij::utility::ClassicalUpdaterParameter = typedef UpdaterParameter<system::classical_system>

ClassicalUpdaterParameter alias.

◆ IndexType

using openjij::utility::IndexType = typedef std::variant<std::int32_t, std::string, AnyTupleType>

The index type of binary variables.

◆ ScheduleList

template<typename SystemType >

using openjij::utility::ScheduleList = typedef std::vector<Schedule<SystemType> >

schedule list alias

Template Parameters

SystemType system type

◆ TransverseFieldScheduleList

using openjij::utility::TransverseFieldScheduleList = typedef ScheduleList<system::transverse_field_system>

TransverseFieldScheduleList alias.

◆ TransverseFieldUpdaterParameter

using openjij::utility::TransverseFieldUpdaterParameter = typedef UpdaterParameter<system::transverse_field_system>

TransverseFieldUpdaterParameter alias.

Enumeration Type Documentation

◆ TemperatureSchedule

enum class openjij::utility::TemperatureSchedule

strong

Enumerator
LINEAR	Linear cooling.
GEOMETRIC	Geometric cooling.

Function Documentation

◆ gen_matrix_from_graph() [1/2]

template<int Options = Eigen::ColMajor, typename FloatType >

static Eigen::Matrix< FloatType, Eigen::Dynamic, Eigen::Dynamic, Options > openjij::utility::gen_matrix_from_graph ( const graph::Dense< FloatType > & graph )

inlinestatic

generate Eigen Dense Matrix from Dense graph

Template Parameters

Options	Eigen Options (RowMajor or ColMajor)
FloatType

Parameters

graph

Returns: generated Eigen Dense Matrix (graph.get_num_spins()+1 x graph.get_num_spins()+1)

References openjij::graph::Graph::get_num_spins(), openjij::graph::Dense< FloatType >::h(), and openjij::graph::Dense< FloatType >::J().

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◆ gen_matrix_from_graph() [2/2]

template<int Options = Eigen::ColMajor, typename FloatType >

static Eigen::SparseMatrix< FloatType, Options > openjij::utility::gen_matrix_from_graph ( const graph::Sparse< FloatType > & graph )

inlinestatic

generate Eigen Sparse Matrix from Sparse graph

Template Parameters

Options	Eigen Options (RowMajor or ColMajor)
FloatType

Parameters

graph

Returns: generated Eigen Sparse Matrix (graph.get_num_spins()+1 x graph.get_num_spins()+1)

References openjij::graph::Sparse< FloatType >::adj_nodes(), openjij::graph::Graph::get_num_spins(), openjij::graph::Sparse< FloatType >::h(), and openjij::graph::Sparse< FloatType >::J().

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◆ gen_matrix_from_trotter_spins()

template<typename FloatType , int Options = Eigen::ColMajor>

static Eigen::Matrix< FloatType, Eigen::Dynamic, Eigen::Dynamic, Options > openjij::utility::gen_matrix_from_trotter_spins ( const std::vector< graph::Spins > & trotter_spins )

inlinestatic

generate Eigen Matrix from TrotterSpins

Template Parameters

FloatType
Options	Eigen Options (RowMajor or ColMajor)

Parameters

trotter_spins

Returns: generated Eigen Matrix (trotter_spins[0].size()+1 x trotter_spins.size())

◆ gen_vector_from_std_vector()

template<typename FloatType , int Options = Eigen::ColMajor>

static Eigen::Matrix< FloatType, Eigen::Dynamic, 1, Options > openjij::utility::gen_vector_from_std_vector ( const graph::Spins & init_spin )

inlinestatic

generate Eigen Vector from std::vector

Template Parameters

FloatType
Options	Eigen Options (RowMajor or ColMajor)

Parameters

init_spin

Returns: generated Eigen Vector (init_spin.size()+1 x 1)

◆ GenerateBetaList()

template<typename FloatType >

std::vector< FloatType > openjij::utility::GenerateBetaList	(	const TemperatureSchedule	schedule_type,
		const FloatType	beta_min,
		const FloatType	beta_max,
		const std::int32_t	num_sweeps
	)

Generate temperature schedule from specific schedule.

Template Parameters

FloatType Floating point type

Parameters

schedule_type	The type of temperature schedule
beta_min	The minimum value of inverse temperature
beta_max	The maximum value of inverse temperature
num_sweeps	The number of sweeps

Returns: Temperature schedule

References GenerateGeometricBetaSchedule(), GenerateLinearBetaSchedule(), GEOMETRIC, and LINEAR.

Referenced by openjij::sampler::SASampler< ModelType >::TemplateSampler().

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◆ GenerateGeometricBetaSchedule()

template<typename FloatType >

std::vector< FloatType > openjij::utility::GenerateGeometricBetaSchedule	(	const FloatType	beta_min,
		const FloatType	beta_max,
		const std::int32_t	num_sweeps
	)

Generate geometric temperature schedule.

Template Parameters

FloatType Floating point type

Parameters

beta_min	The minimum value of inverse temperature
beta_max	The maximum value of inverse temperature
num_sweeps	The number of sweeps

Returns: Geometric temperature schedule

Referenced by GenerateBetaList().

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◆ GenerateLinearBetaSchedule()

template<typename FloatType >

std::vector< FloatType > openjij::utility::GenerateLinearBetaSchedule	(	const FloatType	beta_min,
		const FloatType	beta_max,
		const std::int32_t	num_sweeps
	)

Generate linear temperature schedule.

Template Parameters

FloatType Floating point type

Parameters

beta_min	The minimum value of inverse temperature
beta_max	The maximum value of inverse temperature
num_sweeps	The number of sweeps

Returns: Linear temperature schedule

Referenced by GenerateBetaList().

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◆ insert_or_assign()

template<class C_key , class C_value , class Hash >

void openjij::utility::insert_or_assign	(	std::unordered_map< C_key, C_value, Hash > &	um,
		const C_key &	key,
		const C_value &	val
	)

inline

Insert or assign a element of unordered_map (for C++14 or C++11)

Template Parameters

C_key
C_value
Hash

Parameters

um
key
val

◆ make_classical_constraint_schedule_list()

ClassicalConstraintScheduleList openjij::utility::make_classical_constraint_schedule_list	(	double	lambda,
		double	beta_min,
		double	beta_max,
		std::size_t	one_mc_step,
		std::size_t	num_call_updater
	)

helper function for making classical constraint schedule list with geometric series of inverse temperatures (with constraint parameter fixed).

Parameters

lambda	constraint paraemeters
beta_min
beta_max
one_mc_step
num_call_updater

Returns: generated schedule list

Referenced by PYBIND11_MODULE().

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◆ make_classical_schedule_list()

ClassicalScheduleList openjij::utility::make_classical_schedule_list	(	double	beta_min,
		double	beta_max,
		std::size_t	one_mc_step,
		std::size_t	num_call_updater
	)

helper function for making classical schedule list with geometric series of inverse temperatures.

Parameters

beta_min	initial (minimal) value of beta
beta_max	final (maximal) value of beta
one_mc_step	number of mc step for each temperature
num_call_updater	number of updater calls

Returns: generated list

Referenced by PYBIND11_MODULE().

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◆ make_geometric_progression()

template<typename ForwardIterator , typename T >

void openjij::utility::make_geometric_progression	(	ForwardIterator	first,
		ForwardIterator	last,
		T	value,
		T	ratio
	)

◆ make_schedule_list()

template<typename SystemType >

ScheduleList< SystemType > openjij::utility::make_schedule_list ( const std::vector< std::pair< typename UpdaterParameter< SystemType >::Tuple, std::size_t > > & tuplelist )

helper function for making schedulelist from list of tuples

Template Parameters

SystemType

Parameters

tuplelist

Returns

◆ make_transverse_field_schedule_list()

TransverseFieldScheduleList openjij::utility::make_transverse_field_schedule_list	(	double	beta,
		std::size_t	one_mc_step,
		std::size_t	num_call_updater
	)

helper function for making transverse field system schedule list with arithmetic sequence of annealing schedule (s)

Parameters

beta	inverse temperature
one_mc_step	number of mc step for each temperature
num_call_updater	number of updater calls

Returns

Referenced by PYBIND11_MODULE().

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◆ make_unique()

template<typename T , typename... Args>

std::unique_ptr< T > openjij::utility::make_unique ( Args &&... args )

make_unique function

Template Parameters

T
...Args

Parameters

...args

Returns: unique_ptr

Variable Documentation

◆ THRESHOLD

template<typename FloatType >

const FloatType openjij::utility::THRESHOLD = 0.00000001

Classes

Typedefs

Enumerations

Functions

Variables

Typedef Documentation

◆ AnyTupleType

◆ ClassicalConstraintScheduleList

◆ ClassicalConstraintUpdaterParameter

◆ ClassicalScheduleList

◆ ClassicalUpdaterParameter

◆ IndexType

◆ ScheduleList

◆ TransverseFieldScheduleList

◆ TransverseFieldUpdaterParameter

Enumeration Type Documentation

◆ TemperatureSchedule

Function Documentation

◆ gen_matrix_from_graph() [1/2]

◆ gen_matrix_from_graph() [2/2]

◆ gen_matrix_from_trotter_spins()

◆ gen_vector_from_std_vector()

◆ GenerateBetaList()

◆ GenerateGeometricBetaSchedule()

◆ GenerateLinearBetaSchedule()

◆ insert_or_assign()

◆ make_classical_constraint_schedule_list()

◆ make_classical_schedule_list()

◆ make_geometric_progression()

◆ make_schedule_list()

◆ make_transverse_field_schedule_list()

◆ make_unique()

Variable Documentation

◆ THRESHOLD