GNU Octave  6.2.0
A high-level interpreted language, primarily intended for numerical computations, mostly compatible with Matlab
Typedefs | Functions
eigs-base.h File Reference
#include "octave-config.h"
#include <iosfwd>
#include <string>
#include "oct-cmplx.h"
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Typedefs

typedef ComplexColumnVector(* EigsComplexFunc) (const ComplexColumnVector &x, int &eigs_error)
 
typedef ColumnVector(* EigsFunc) (const ColumnVector &x, int &eigs_error)
 

Functions

template<typename M >
OCTAVE_API octave_idx_type EigsComplexNonSymmetricFunc (EigsComplexFunc fun, octave_idx_type n, const std::string &_typ, Complex sigma, octave_idx_type k, octave_idx_type p, octave_idx_type &info, ComplexMatrix &eig_vec, ComplexColumnVector &eig_val, const M &_b, ColumnVector &permB, ComplexColumnVector &cresid, std::ostream &os, double tol, bool rvec, bool cholB, int disp, int maxit)
 
template<typename M >
octave_idx_type EigsComplexNonSymmetricMatrix (const M &m, const std::string typ, octave_idx_type k, octave_idx_type p, octave_idx_type &info, ComplexMatrix &eig_vec, ComplexColumnVector &eig_val, const M &_b, ColumnVector &permB, ComplexColumnVector &cresid, std::ostream &os, double tol, bool rvec, bool cholB, int disp, int maxit)
 
template<typename M >
octave_idx_type EigsComplexNonSymmetricMatrixShift (const M &m, Complex sigma, octave_idx_type k, octave_idx_type p, octave_idx_type &info, ComplexMatrix &eig_vec, ComplexColumnVector &eig_val, const M &_b, ColumnVector &permB, ComplexColumnVector &cresid, std::ostream &os, double tol, bool rvec, bool cholB, int disp, int maxit)
 
template<typename M >
OCTAVE_API octave_idx_type EigsRealNonSymmetricFunc (EigsFunc fun, octave_idx_type n, const std::string &_typ, double sigmar, octave_idx_type k, octave_idx_type p, octave_idx_type &info, ComplexMatrix &eig_vec, ComplexColumnVector &eig_val, const M &_b, ColumnVector &permB, ColumnVector &resid, std::ostream &os, double tol, bool rvec, bool cholB, int disp, int maxit)
 
template<typename M >
octave_idx_type EigsRealNonSymmetricMatrix (const M &m, const std::string typ, octave_idx_type k, octave_idx_type p, octave_idx_type &info, ComplexMatrix &eig_vec, ComplexColumnVector &eig_val, const M &_b, ColumnVector &permB, ColumnVector &resid, std::ostream &os, double tol, bool rvec, bool cholB, int disp, int maxit)
 
template<typename M >
octave_idx_type EigsRealNonSymmetricMatrixShift (const M &m, double sigmar, octave_idx_type k, octave_idx_type p, octave_idx_type &info, ComplexMatrix &eig_vec, ComplexColumnVector &eig_val, const M &_b, ColumnVector &permB, ColumnVector &resid, std::ostream &os, double tol, bool rvec, bool cholB, int disp, int maxit)
 
template<typename M >
OCTAVE_API octave_idx_type EigsRealSymmetricFunc (EigsFunc fun, octave_idx_type n, const std::string &_typ, double sigma, octave_idx_type k, octave_idx_type p, octave_idx_type &info, Matrix &eig_vec, ColumnVector &eig_val, const M &_b, ColumnVector &permB, ColumnVector &resid, std::ostream &os, double tol, bool rvec, bool cholB, int disp, int maxit)
 
template<typename M >
octave_idx_type EigsRealSymmetricMatrix (const M &m, const std::string typ, octave_idx_type k, octave_idx_type p, octave_idx_type &info, Matrix &eig_vec, ColumnVector &eig_val, const M &_b, ColumnVector &permB, ColumnVector &resid, std::ostream &os, double tol, bool rvec, bool cholB, int disp, int maxit)
 
template<typename M >
octave_idx_type EigsRealSymmetricMatrixShift (const M &m, double sigma, octave_idx_type k, octave_idx_type p, octave_idx_type &info, Matrix &eig_vec, ColumnVector &eig_val, const M &_b, ColumnVector &permB, ColumnVector &resid, std::ostream &os, double tol, bool rvec, bool cholB, int disp, int maxit)
 

Typedef Documentation

◆ EigsComplexFunc

typedef ComplexColumnVector(* EigsComplexFunc) (const ComplexColumnVector &x, int &eigs_error)

Definition at line 43 of file eigs-base.h.

◆ EigsFunc

typedef ColumnVector(* EigsFunc) (const ColumnVector &x, int &eigs_error)

Definition at line 41 of file eigs-base.h.

Function Documentation

◆ EigsComplexNonSymmetricFunc()

template<typename M >
OCTAVE_API octave_idx_type EigsComplexNonSymmetricFunc ( EigsComplexFunc  fun,
octave_idx_type  n,
const std::string &  _typ,
Complex  sigma,
octave_idx_type  k,
octave_idx_type  p,
octave_idx_type &  info,
ComplexMatrix &  eig_vec,
ComplexColumnVector &  eig_val,
const M &  _b,
ColumnVector &  permB,
ComplexColumnVector &  cresid,
std::ostream &  os,
double  tol,
bool  rvec,
bool  cholB,
int  disp,
int  maxit 
)

Definition at line 3552 of file eigs-base.cc.

References abs(), arpack_errno2str(), current_liboctave_error_handler, d, octave::rand::distribution(), F77_DBLE_CMPLX_ARG, F77_FUNC(), Array< T >::fortran_vec(), Array< T >::isempty(), octave::math::isnan(), ltsolve(), M, make_cholb(), n, NaN, Array< T >::numel(), OCTAVE_LOCAL_BUFFER, ComplexColumnVector::resize(), ComplexMatrix::resize(), utsolve(), octave::rand::vector(), vector_product(), x, and octave::math::x_nint().

Referenced by F__eigs__().

◆ EigsComplexNonSymmetricMatrix()

template<typename M >
octave_idx_type EigsComplexNonSymmetricMatrix ( const M &  m,
const std::string  typ,
octave_idx_type  k,
octave_idx_type  p,
octave_idx_type &  info,
ComplexMatrix &  eig_vec,
ComplexColumnVector &  eig_val,
const M &  _b,
ColumnVector &  permB,
ComplexColumnVector &  cresid,
std::ostream &  os,
double  tol,
bool  rvec,
bool  cholB,
int  disp,
int  maxit 
)

Definition at line 2926 of file eigs-base.cc.

References arpack_errno2str(), current_liboctave_error_handler, d, octave::rand::distribution(), F77_CONST_DBLE_CMPLX_ARG, F77_DBLE_CMPLX_ARG, F77_FUNC(), Array< T >::fortran_vec(), Array< T >::isempty(), octave::math::isnan(), ltsolve(), M, m, make_cholb(), n, NaN, Array< T >::numel(), OCTAVE_LOCAL_BUFFER, ComplexColumnVector::resize(), ComplexMatrix::resize(), utsolve(), octave::rand::vector(), vector_product(), and octave::math::x_nint().

Referenced by F__eigs__().

◆ EigsComplexNonSymmetricMatrixShift()

template<typename M >
octave_idx_type EigsComplexNonSymmetricMatrixShift ( const M &  m,
Complex  sigma,
octave_idx_type  k,
octave_idx_type  p,
octave_idx_type &  info,
ComplexMatrix &  eig_vec,
ComplexColumnVector &  eig_val,
const M &  _b,
ColumnVector &  permB,
ComplexColumnVector &  cresid,
std::ostream &  os,
double  tol,
bool  rvec,
bool  cholB,
int  disp,
int  maxit 
)

Definition at line 3229 of file eigs-base.cc.

References arpack_errno2str(), current_liboctave_error_handler, d, octave::rand::distribution(), F77_CONST_DBLE_CMPLX_ARG, F77_DBLE_CMPLX_ARG, F77_FUNC(), Array< T >::fortran_vec(), Array< T >::isempty(), octave::math::isnan(), LuAminusSigmaB(), lusolve(), M, m, n, NaN, Array< T >::numel(), OCTAVE_LOCAL_BUFFER, Q, r, ComplexColumnVector::resize(), ComplexMatrix::resize(), octave::rand::vector(), vector_product(), and octave::math::x_nint().

Referenced by F__eigs__().

◆ EigsRealNonSymmetricFunc()

template<typename M >
OCTAVE_API octave_idx_type EigsRealNonSymmetricFunc ( EigsFunc  fun,
octave_idx_type  n,
const std::string &  _typ,
double  sigmar,
octave_idx_type  k,
octave_idx_type  p,
octave_idx_type &  info,
ComplexMatrix &  eig_vec,
ComplexColumnVector &  eig_val,
const M &  _b,
ColumnVector &  permB,
ColumnVector &  resid,
std::ostream &  os,
double  tol,
bool  rvec,
bool  cholB,
int  disp,
int  maxit 
)

Definition at line 2484 of file eigs-base.cc.

References abs(), arpack_errno2str(), current_liboctave_error_handler, d, octave::rand::distribution(), F77_FUNC(), Array< T >::fortran_vec(), imag(), Array< T >::isempty(), octave::math::isnan(), ltsolve(), M, make_cholb(), n, NaN, Array< T >::numel(), OCTAVE_LOCAL_BUFFER, ComplexColumnVector::resize(), ComplexMatrix::resize(), utsolve(), octave::rand::vector(), vector_product(), x, and octave::math::x_nint().

Referenced by F__eigs__().

◆ EigsRealNonSymmetricMatrix()

template<typename M >
octave_idx_type EigsRealNonSymmetricMatrix ( const M &  m,
const std::string  typ,
octave_idx_type  k,
octave_idx_type  p,
octave_idx_type &  info,
ComplexMatrix &  eig_vec,
ComplexColumnVector &  eig_val,
const M &  _b,
ColumnVector &  permB,
ColumnVector &  resid,
std::ostream &  os,
double  tol,
bool  rvec,
bool  cholB,
int  disp,
int  maxit 
)

Definition at line 1761 of file eigs-base.cc.

References arpack_errno2str(), current_liboctave_error_handler, d, octave::rand::distribution(), F77_FUNC(), Array< T >::fortran_vec(), imag(), Array< T >::isempty(), octave::math::isnan(), ltsolve(), M, m, make_cholb(), n, NaN, Array< T >::numel(), OCTAVE_LOCAL_BUFFER, ComplexColumnVector::resize(), ComplexMatrix::resize(), utsolve(), octave::rand::vector(), vector_product(), and octave::math::x_nint().

Referenced by F__eigs__().

◆ EigsRealNonSymmetricMatrixShift()

template<typename M >
octave_idx_type EigsRealNonSymmetricMatrixShift ( const M &  m,
double  sigmar,
octave_idx_type  k,
octave_idx_type  p,
octave_idx_type &  info,
ComplexMatrix &  eig_vec,
ComplexColumnVector &  eig_val,
const M &  _b,
ColumnVector &  permB,
ColumnVector &  resid,
std::ostream &  os,
double  tol,
bool  rvec,
bool  cholB,
int  disp,
int  maxit 
)

Definition at line 2112 of file eigs-base.cc.

References arpack_errno2str(), current_liboctave_error_handler, d, octave::rand::distribution(), F77_FUNC(), Array< T >::fortran_vec(), imag(), Array< T >::isempty(), octave::math::isnan(), LuAminusSigmaB(), lusolve(), M, m, n, NaN, Array< T >::numel(), OCTAVE_LOCAL_BUFFER, Q, r, ComplexColumnVector::resize(), ComplexMatrix::resize(), octave::rand::vector(), vector_product(), and octave::math::x_nint().

Referenced by F__eigs__().

◆ EigsRealSymmetricFunc()

template<typename M >
OCTAVE_API octave_idx_type EigsRealSymmetricFunc ( EigsFunc  fun,
octave_idx_type  n,
const std::string &  _typ,
double  sigma,
octave_idx_type  k,
octave_idx_type  p,
octave_idx_type &  info,
Matrix &  eig_vec,
ColumnVector &  eig_val,
const M &  _b,
ColumnVector &  permB,
ColumnVector &  resid,
std::ostream &  os,
double  tol,
bool  rvec,
bool  cholB,
int  disp,
int  maxit 
)

Definition at line 1380 of file eigs-base.cc.

References abs(), arpack_errno2str(), current_liboctave_error_handler, d, octave::rand::distribution(), F77_FUNC(), Array< T >::fortran_vec(), Array< T >::isempty(), octave::math::isnan(), ltsolve(), M, make_cholb(), n, NaN, Array< T >::numel(), OCTAVE_LOCAL_BUFFER, ColumnVector::resize(), Matrix::resize(), utsolve(), octave::rand::vector(), vector_product(), x, and octave::math::x_nint().

Referenced by F__eigs__().

◆ EigsRealSymmetricMatrix()

template<typename M >
octave_idx_type EigsRealSymmetricMatrix ( const M &  m,
const std::string  typ,
octave_idx_type  k,
octave_idx_type  p,
octave_idx_type &  info,
Matrix &  eig_vec,
ColumnVector &  eig_val,
const M &  _b,
ColumnVector &  permB,
ColumnVector &  resid,
std::ostream &  os,
double  tol,
bool  rvec,
bool  cholB,
int  disp,
int  maxit 
)

Definition at line 785 of file eigs-base.cc.

References arpack_errno2str(), current_liboctave_error_handler, d, octave::rand::distribution(), F77_FUNC(), Array< T >::fortran_vec(), Array< T >::isempty(), octave::math::isnan(), ltsolve(), M, m, make_cholb(), n, NaN, Array< T >::numel(), OCTAVE_LOCAL_BUFFER, ColumnVector::resize(), Matrix::resize(), utsolve(), octave::rand::vector(), vector_product(), and octave::math::x_nint().

Referenced by F__eigs__().

◆ EigsRealSymmetricMatrixShift()

template<typename M >
octave_idx_type EigsRealSymmetricMatrixShift ( const M &  m,
double  sigma,
octave_idx_type  k,
octave_idx_type  p,
octave_idx_type &  info,
Matrix &  eig_vec,
ColumnVector &  eig_val,
const M &  _b,
ColumnVector &  permB,
ColumnVector &  resid,
std::ostream &  os,
double  tol,
bool  rvec,
bool  cholB,
int  disp,
int  maxit 
)

Definition at line 1077 of file eigs-base.cc.

References arpack_errno2str(), current_liboctave_error_handler, d, octave::rand::distribution(), F77_FUNC(), Array< T >::fortran_vec(), Array< T >::isempty(), octave::math::isnan(), LuAminusSigmaB(), lusolve(), M, m, n, NaN, Array< T >::numel(), OCTAVE_LOCAL_BUFFER, Q, r, ColumnVector::resize(), Matrix::resize(), octave::rand::vector(), vector_product(), and octave::math::x_nint().

Referenced by F__eigs__().