SpinBasis Class Reference

#include <helpers.h>

Public Member Functions
	SpinBasis (int L, int Nu, int Nd, BasisList &)
	SpinBasis (const char *filename)
virtual	~SpinBasis ()
int	getnumblocks () const
void	SaveBasis (const char *filename) const
void	ReadBasis (const char *filename)
std::pair< int, int >	getKS (int index) const
const SubBasis &	getBlock (int index) const

Private Attributes
int	L
	number of sites More...
int	Nu
	number of up electrons More...
int	Nd
	number of down electrons More...
std::vector< class SubBasis >	basis
	list of all the basis More...
std::vector< std::pair< int, int > >	ind
	keeps track which K and S belong to a subbasis More...

Detailed Description

Stores the actual Spinbasis as a linear combination of KBlock basis

Definition at line 311 of file helpers.h.

Constructor & Destructor Documentation

SpinBasis::SpinBasis	(	int	L,
		int	Nu,
		int	Nd,
		BasisList &	orig
	)

Store the spin basis

Parameters

L	the length of the system
Nu	number of up electrons
Nd	number of down electrons
orig	the BasisList from which to extract the basis. The BasisList will be empted after this

Definition at line 970 of file helpers.cpp.

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SpinBasis::SpinBasis

(

const char *

filename

)

Read a SpinBasis from a file

Parameters

filename

the name of the file to read

Definition at line 1000 of file helpers.cpp.

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virtual SpinBasis::~SpinBasis ( )

inlinevirtual

Definition at line 316 of file helpers.h.

Member Function Documentation

const SubBasis & SpinBasis::getBlock

(

int

index

)

const

Parameters

index

the number of the block

Returns

the SubBasis block with index=index

Definition at line 1243 of file helpers.cpp.

std::pair< int, int > SpinBasis::getKS

(

int

index

)

const

Return the <K,S> pair belong to block with index index

Parameters

index

the index of the block

Returns

a pair with the quantum numbers K and S

Definition at line 1234 of file helpers.cpp.

int SpinBasis::getnumblocks

(

)

const

Returns

The number of blocks in the basis

Definition at line 1008 of file helpers.cpp.

void SpinBasis::ReadBasis

(

const char *

filename

)

Definition at line 1117 of file helpers.cpp.

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void SpinBasis::SaveBasis

(

const char *

filename

)

const

Save the basis to a HDF5 file

Parameters

filename

the name of the file

Definition at line 1017 of file helpers.cpp.

Member Data Documentation

std::vector<class SubBasis> SpinBasis::basis

private

list of all the basis

Definition at line 337 of file helpers.h.

std::vector< std::pair<int,int> > SpinBasis::ind

private

keeps track which K and S belong to a subbasis

Definition at line 340 of file helpers.h.

int SpinBasis::L

private

number of sites

Definition at line 330 of file helpers.h.

int SpinBasis::Nd

private

number of down electrons

Definition at line 334 of file helpers.h.

int SpinBasis::Nu

private

number of up electrons

Definition at line 332 of file helpers.h.

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

• helpers.h
• helpers.cpp