mat::Interval Class Reference

#include <Interval.h>

List of all members.

Public Member Functions
	Interval (Treal low=1, Treal upp=-1)
bool	empty () const
void	intersect (Interval const &other)
void	intersect_always_non_empty (Interval const &other)
Treal	length () const
	Returns the length of the interval.
Treal	midPoint () const
bool	cover (Treal const value) const
bool	overlap (Interval const &other) const
void	increase (Treal const value)
	Increases interval with value in both directions.
void	decrease (Treal const value)
Treal	low () const
Treal	upp () const
Interval< Treal >	operator* (Treal const &value) const
Interval< Treal >	operator- (Interval< Treal > const &other) const
Interval< Treal >	operator+ (Interval< Treal > const &other) const
Interval< Treal >	operator/ (Treal const &value) const
Interval< Treal >	operator- (Treal const &value) const
Interval< Treal >	operator+ (Treal const &value) const
void	puriStep (int poly)
void	invPuriStep (int poly)
void	puriStep (int poly, Treal alpha)
void	invPuriStep (int poly, Treal alpha)
Static Public Member Functions
static Interval	intersect (Interval const &A, Interval const &B)
Protected Attributes
Treal	lowerBound
Treal	upperBound

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Constructor & Destructor Documentation

mat::Interval::Interval	(	Treal	low = 1,
		Treal	upp = -1
	)		[inline, explicit]

Referenced by mat::Interval< ergo_real >::intersect().

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Member Function Documentation

bool mat::Interval::cover

(

Treal const

value

)

const [inline]

Referenced by mat::PuriInfo::improveCorrectOccupation().

void mat::Interval::decrease

(

Treal const

value

)

[inline]

Referenced by mat::PuriInfo::improveCorrectOccupation(), and mat::PuriInfo::estimateStepsLeft().

bool mat::Interval::empty

(

)

const [inline]

Referenced by mat::Interval< ergo_real >::intersect(), mat::Interval< ergo_real >::intersect_always_non_empty(), mat::Interval< ergo_real >::length(), mat::Interval< ergo_real >::midPoint(), mat::Interval< ergo_real >::cover(), mat::Interval< ergo_real >::increase(), mat::sqrtInt(), mat::operator<<(), per::Perturbation::dryRun(), mat::Purification::Purification(), mat::PuriInfo::improveCorrectOccupation(), mat::PuriInfo::estimateStepsLeft(), mat::PuriInfo::getOptimalThresh(), and mat::PuriStepInfo::exchangeInfoWithNext().

void mat::Interval::increase

(

Treal const

value

)

[inline]

Increases interval with value in both directions.

Useful for error control.

Referenced by get_dens_from_fock_sparse(), mat::Purification::Purification(), mat::Purification::stepComputeInfo(), mat::PuriStepInfo::exchangeInfoWithNext(), and SCF_restricted::get_2e_part_and_energy().

static Interval mat::Interval::intersect	(	Interval const &	A,
		Interval const &	B
	)		[inline, static]

Referenced by get_dens_from_fock_sparse(), mat::Interval< ergo_real >::intersect_always_non_empty(), mat::Interval< ergo_real >::overlap(), mat::Purification::stepComputeInfo(), mat::PuriInfo::improveCorrectOccupation(), and mat::PuriStepInfo::exchangeInfoWithNext().

void mat::Interval::intersect

(

Interval const &

other

)

[inline]

void mat::Interval::intersect_always_non_empty

(

Interval const &

other

)

[inline]

void mat::Interval::invPuriStep

(

int

poly

)

References template_blas_sqrt().

Referenced by mat::PuriStepInfo::exchangeInfoWithNext().

void mat::Interval::invPuriStep	(	int	poly,
		Treal	alpha
	)

References template_blas_sqrt().

Treal mat::Interval::length

(

)

const [inline]

Returns the length of the interval.

0 if empty.

Referenced by mat::MatrixGeneral::eucl(), mat::MatrixSymmetric::euclDiffIfSmall(), mat::MatrixTriangular::eucl(), per::Perturbation::dryRun(), mat::Purification::stepComputeInfo(), mat::PuriInfo::estimateStepsLeft(), mat::PuriInfo::ShouldComputeXmX2EuclNormAccurately(), mat::PuriStepInfo< Treal, Tvector, TdebugPolicy >::homoIsAccuratelyKnown(), mat::PuriStepInfo< Treal, Tvector, TdebugPolicy >::lumoIsAccuratelyKnown(), mat::PuriStepInfo::improveHomoLumo(), mat::PuriStepInfo::subspaceError(), mat::EuclTruncationSymm::euclIfSmall(), mat::EuclTruncationSymmWithZ::euclIfSmall(), mat::EuclTruncationGeneral::euclIfSmall(), and mat::EuclTruncationCongrTransMeasure::euclIfSmall().

Treal mat::Interval::low

(

)

const [inline]

Referenced by get_dens_from_fock_sparse(), simple_purification(), mat::sqrtInt(), mat::operator<<(), mat::MatrixGeneral::eucl(), mat::MatrixTriangular::eucl(), per::Perturbation::Perturbation(), per::Perturbation::dryRun(), mat::Purification::Purification(), mat::Purification::step(), mat::PuriInfo::estimateStepsLeft(), mat::PuriInfo::ShouldComputeXmX2EuclNormAccurately(), mat::PuriStepInfo< Treal, Tvector, TdebugPolicy >::converged(), mat::PuriStepInfo::improveHomoLumo(), mat::EuclTruncationGeneral::euclIfSmall(), SCF_restricted::get_2e_part_and_energy(), and SCF_restricted::disturb_fock_matrix().

Treal mat::Interval::midPoint

(

)

const [inline]

Referenced by mat::MatrixGeneral::eucl(), mat::MatrixSymmetric::eucl_diff(), mat::MatrixSymmetric::euclDiffIfSmall(), mat::MatrixTriangular::eucl(), per::Perturbation::dryRun(), mat::PuriInfo::getThreshIncreasingGap(), mat::EuclTruncationSymm::euclIfSmall(), mat::EuclTruncationSymmWithZ::euclIfSmall(), mat::EuclTruncationGeneral::euclIfSmall(), and mat::EuclTruncationCongrTransMeasure::euclIfSmall().

Interval<Treal> mat::Interval::operator*

(

Treal const &

value

)

const [inline]

Interval<Treal> mat::Interval::operator+

(

Interval< Treal > const &

other

)

const [inline]

Interval<Treal> mat::Interval::operator+

(

Treal const &

value

)

const [inline]

Interval<Treal> mat::Interval::operator-

(

Interval< Treal > const &

other

)

const [inline]

Interval<Treal> mat::Interval::operator-

(

Treal const &

value

)

const [inline]

Interval<Treal> mat::Interval::operator/

(

Treal const &

value

)

const [inline]

bool mat::Interval::overlap

(

Interval const &

other

)

const [inline]

void mat::Interval::puriStep

(

int

poly

)

Referenced by mat::PuriInfo::improveCorrectOccupation(), mat::PuriInfo::estimateStepsLeft(), mat::PuriInfo::ShouldComputeXmX2EuclNormAccurately(), and mat::PuriStepInfo::exchangeInfoWithNext().

void mat::Interval::puriStep	(	int	poly,
		Treal	alpha
	)

Treal mat::Interval::upp

(

)

const [inline]

Referenced by get_dens_from_fock_sparse(), simple_purification(), mat::sqrtInt(), mat::operator<<(), per::Perturbation::Perturbation(), per::Perturbation::dryRun(), mat::Purification::Purification(), mat::Purification::step(), mat::Purification::stepComputeInfo(), mat::PuriInfo::estimateStepsLeft(), mat::PuriInfo::getOptimalThresh(), mat::PuriInfo::getThreshIncreasingGap(), mat::PuriInfo::ShouldComputeXmX2EuclNormAccurately(), mat::PuriStepInfo< Treal, Tvector, TdebugPolicy >::converged(), mat::EuclTruncationBase::run(), mat::EuclTruncationGeneral::euclIfSmall(), SCF_restricted::get_2e_part_and_energy(), and SCF_restricted::disturb_fock_matrix().

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Member Data Documentation

Treal mat::Interval::lowerBound [protected]

Referenced by mat::Interval< ergo_real >::empty(), mat::Interval< ergo_real >::intersect(), mat::Interval< ergo_real >::intersect_always_non_empty(), mat::Interval< ergo_real >::length(), mat::Interval< ergo_real >::midPoint(), mat::Interval< ergo_real >::cover(), mat::Interval< ergo_real >::increase(), mat::Interval< ergo_real >::decrease(), mat::Interval< ergo_real >::low(), mat::Interval< ergo_real >::operator*(), mat::Interval< ergo_real >::operator+(), mat::Interval< ergo_real >::operator/(), and mat::Interval< ergo_real >::operator-().

Treal mat::Interval::upperBound [protected]

Referenced by mat::Interval< ergo_real >::empty(), mat::Interval< ergo_real >::intersect(), mat::Interval< ergo_real >::intersect_always_non_empty(), mat::Interval< ergo_real >::length(), mat::Interval< ergo_real >::midPoint(), mat::Interval< ergo_real >::increase(), mat::Interval< ergo_real >::decrease(), mat::Interval< ergo_real >::upp(), mat::Interval< ergo_real >::operator*(), mat::Interval< ergo_real >::operator+(), mat::Interval< ergo_real >::operator/(), and mat::Interval< ergo_real >::operator-().

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

• source/matrix/Interval.h