A special case of a monomial operator: A single fermion creation or annihilation operator \(\hat F_i\). More...

#include <MonomialOperator.hpp>

Inheritance diagram for Pomerol::FieldOperator:

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Collaboration diagram for Pomerol::FieldOperator:

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Public Member Functions
template<typename ScalarType , typename... IndexTypes>
	FieldOperator (libcommute::expression< ScalarType, IndexTypes... > const &FO, HilbertSpace< IndexTypes... > const &HS, StatesClassification const &S, Hamiltonian const &H, ParticleIndex Index)

ParticleIndex	getIndex () const
	Return the single-particle index \(i\). More...

Public Member Functions inherited from Pomerol::MonomialOperator
template<typename ScalarType , typename... IndexTypes>
	MonomialOperator (libcommute::expression< ScalarType, IndexTypes... > const &MO, HilbertSpace< IndexTypes... > const &HS, StatesClassification const &S, Hamiltonian const &H)

bool	isComplex () const
	Is the monomial operator a complex-valued matrix? More...

MonomialOperatorPart &	getPartFromLeftIndex (BlockNumber LeftIndex)

MonomialOperatorPart const &	getPartFromLeftIndex (BlockNumber LeftIndex) const

MonomialOperatorPart &	getPartFromRightIndex (BlockNumber RightIndex)

MonomialOperatorPart const &	getPartFromRightIndex (BlockNumber RightIndex) const

BlockNumber	getLeftIndex (BlockNumber RightIndex) const

BlockNumber	getRightIndex (BlockNumber LeftIndex) const

BlocksBimap const &	getBlockMapping () const

template<typename... IndexTypes>
void	prepare (HilbertSpace< IndexTypes... > const &HS)

void	compute (RealType Tolerance=1e-8, MPI_Comm const &comm=MPI_COMM_WORLD)

Public Member Functions inherited from Pomerol::ComputableObject
	ComputableObject ()=default

StatusEnum	getStatus () const
	Return the current computation status. More...

void	setStatus (StatusEnum Status_in)

Additional Inherited Members
Public Types inherited from Pomerol::MonomialOperator
using	BlocksBimap = boost::bimaps::bimap< boost::bimaps::set_of< BlockNumber >, boost::bimaps::set_of< BlockNumber > >
	A bi-map container for connections between invariant subspaces established by a monomial operator. More...

using	BlockMapping = BlocksBimap::value_type
	A single subspace-to-subspace connection established by a monomial operator. More...

Public Types inherited from Pomerol::ComputableObject
enum	StatusEnum { Constructed , Prepared , Computed }
	Computation status of the object. More...

Protected Member Functions inherited from Pomerol::MonomialOperator
template<bool Complex>
LOperatorTypeRC< Complex > const &	getMOp () const

Protected Attributes inherited from Pomerol::MonomialOperator
bool	MOpComplex
	Whether the MOp object is complex-valued. More...

std::shared_ptr< void >	MOp
	A type-erased real/complex-valued `libcommute::loperator` object. More...

bool	Complex
	Whether the stored parts are complex-valued. More...

StatesClassification const &	S
	Information about invariant subspaces of the Hamiltonian. More...

Hamiltonian const &	H
	The Hamiltonian. More...

std::unordered_map< std::size_t, BlockNumber >	mapPartsFromRight
	A map between positions of parts in the parts list and the respective right subspace indices. More...

std::unordered_map< std::size_t, BlockNumber >	mapPartsFromLeft
	A map between positions of parts in the parts list and the respective left subspace indices. More...

BlocksBimap	LeftRightBlocks
	Left-to-right connections between invariant subspaces established by this monomial operator. More...

std::vector< MonomialOperatorPart >	parts
	List of parts (matrix blocks). More...

Protected Attributes inherited from Pomerol::ComputableObject
StatusEnum	Status = Constructed
	Current computation status. More...

Detailed Description

A special case of a monomial operator: A single fermion creation or annihilation operator \(\hat F_i\).

Definition at line 211 of file MonomialOperator.hpp.

Constructor & Destructor Documentation

◆ FieldOperator()

template<typename ScalarType , typename... IndexTypes>

Pomerol::FieldOperator::FieldOperator	(	libcommute::expression< ScalarType, IndexTypes... > const &	FO,
		HilbertSpace< IndexTypes... > const &	HS,
		StatesClassification const &	S,
		Hamiltonian const &	H,
		ParticleIndex	Index
	)

inline

Constructor.

Template Parameters

ScalarType	Scalar type (either double or std::complex<double>) of the expression `FO`.
IndexTypes	Types of indices carried by operators in the expression `FO`.

Parameters

[in]	FO	Expression of the field operator \(\hat F_i\).
[in]	HS	Hilbert space.
[in]	S	Information about invariant subspaces of the Hamiltonian.
[in]	H	The Hamiltonian.
[in]	Index	The single-particle index \(i\).

Precondition: FO is a field operator.

Definition at line 226 of file MonomialOperator.hpp.

Member Function Documentation

◆ getIndex()

ParticleIndex Pomerol::FieldOperator::getIndex ( ) const

inline

Return the single-particle index \(i\).

Definition at line 238 of file MonomialOperator.hpp.

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

pomerol/MonomialOperator.hpp

Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ FieldOperator()

Member Function Documentation

◆ getIndex()