Spectra::TridiagEigen< Scalar > Class Template Reference

#include <TridiagEigen.h>

Public Member Functions
void	compute (ConstGenericMatrix &mat)
const Vector &	eigenvalues () const
const Matrix &	eigenvectors () const
	TridiagEigen ()
	TridiagEigen (ConstGenericMatrix &mat)

Private Types
using	ConstGenericMatrix = const Eigen::Ref< const Matrix >
using	GenericMatrix = Eigen::Ref< Matrix >
using	Index = Eigen::Index
using	Matrix = Eigen::Matrix< Scalar, Eigen::Dynamic, Eigen::Dynamic >
using	RealScalar = Scalar
using	Vector = Eigen::Matrix< Scalar, Eigen::Dynamic, 1 >

Static Private Member Functions
static void	tridiagonal_qr_step (RealScalar *diag, RealScalar *subdiag, Index start, Index end, Scalar *matrixQ, Index n)

Private Attributes
bool	m_computed
Matrix	m_evecs
Vector	m_main_diag
Index	m_n
Vector	m_sub_diag

Detailed Description

template<typename Scalar = double>
class Spectra::TridiagEigen< Scalar >

Definition at line 23 of file TridiagEigen.h.

Member Typedef Documentation

ConstGenericMatrix

template<typename Scalar = double>

using Spectra::TridiagEigen< Scalar >::ConstGenericMatrix = const Eigen::Ref<const Matrix>

private

Definition at line 32 of file TridiagEigen.h.

GenericMatrix

template<typename Scalar = double>

using Spectra::TridiagEigen< Scalar >::GenericMatrix = Eigen::Ref<Matrix>

private

Definition at line 31 of file TridiagEigen.h.

Index

template<typename Scalar = double>

using Spectra::TridiagEigen< Scalar >::Index = Eigen::Index

private

Definition at line 26 of file TridiagEigen.h.

Matrix

template<typename Scalar = double>

using Spectra::TridiagEigen< Scalar >::Matrix = Eigen::Matrix<Scalar, Eigen::Dynamic, Eigen::Dynamic>

private

Definition at line 29 of file TridiagEigen.h.

RealScalar

template<typename Scalar = double>

using Spectra::TridiagEigen< Scalar >::RealScalar = Scalar

private

Definition at line 28 of file TridiagEigen.h.

Vector

template<typename Scalar = double>

using Spectra::TridiagEigen< Scalar >::Vector = Eigen::Matrix<Scalar, Eigen::Dynamic, 1>

private

Definition at line 30 of file TridiagEigen.h.

Constructor & Destructor Documentation

TridiagEigen() [1/2]

template<typename Scalar = double>

Spectra::TridiagEigen< Scalar >::TridiagEigen ( )

inline

Definition at line 109 of file TridiagEigen.h.

TridiagEigen() [2/2]

template<typename Scalar = double>

Spectra::TridiagEigen< Scalar >::TridiagEigen ( ConstGenericMatrix &  mat )

inline

Definition at line 113 of file TridiagEigen.h.

Member Function Documentation

compute()

template<typename Scalar = double>

void Spectra::TridiagEigen< Scalar >::compute ( ConstGenericMatrix &  mat )

inline

Definition at line 119 of file TridiagEigen.h.

eigenvalues()

template<typename Scalar = double>

const Vector& Spectra::TridiagEigen< Scalar >::eigenvalues ( ) const

inline

Definition at line 210 of file TridiagEigen.h.

eigenvectors()

template<typename Scalar = double>

const Matrix& Spectra::TridiagEigen< Scalar >::eigenvectors ( ) const

inline

Definition at line 219 of file TridiagEigen.h.

tridiagonal_qr_step()

template<typename Scalar = double>

static void Spectra::TridiagEigen< Scalar >::tridiagonal_qr_step ( RealScalar *  diag, RealScalar *  subdiag, Index  start, Index  end, Scalar *  matrixQ, Index  n  )

inlinestaticprivate

Definition at line 42 of file TridiagEigen.h.

Member Data Documentation

m_computed

template<typename Scalar = double>

bool Spectra::TridiagEigen< Scalar >::m_computed

private

Definition at line 38 of file TridiagEigen.h.

m_evecs

template<typename Scalar = double>

Matrix Spectra::TridiagEigen< Scalar >::m_evecs

private

Definition at line 37 of file TridiagEigen.h.

m_main_diag

template<typename Scalar = double>

Vector Spectra::TridiagEigen< Scalar >::m_main_diag

private

Definition at line 35 of file TridiagEigen.h.

m_n

template<typename Scalar = double>

Index Spectra::TridiagEigen< Scalar >::m_n

private

Definition at line 34 of file TridiagEigen.h.

m_sub_diag

template<typename Scalar = double>

Vector Spectra::TridiagEigen< Scalar >::m_sub_diag

private

Definition at line 36 of file TridiagEigen.h.

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

• TridiagEigen.h