DianaLSQRSolver Class Reference

#include <DianaLSQRSolver.hpp>

Inheritance diagram for DianaLSQRSolver:

List of all members.

Public Member Functions
	DianaLSQRSolver (const DianaSparseArray &spar) throw (Common::Error::ECapeUnknown, Common::Error::ECapeBadArgument, Common::Error::ECapeOutOfBounds, Common::Error::ECapeSolvingError, Common::Error::ECapeNoMemory)
DianaLSQRSolver &	operator= (const DianaSparseArray &spar) throw (Common::Error::ECapeUnknown, Common::Error::ECapeBadArgument, Common::Error::ECapeOutOfBounds, Common::Error::ECapeSolvingError, Common::Error::ECapeNoMemory)
void	solve (const Common::Types::CapeArrayDouble &rhs, Common::Types::CapeArrayDouble &sol, Common::Types::CapeBoolean transpose=false) throw (Common::Error::ECapeUnknown, Common::Error::ECapeBadArgument, Common::Error::ECapeOutOfBounds, Common::Error::ECapeSolvingError, Common::Error::ECapeNoMemory)
void	solve (int n, const double *rhs, double *sol, Common::Types::CapeBoolean transpose=false) throw (Common::Error::ECapeUnknown, Common::Error::ECapeBadArgument, Common::Error::ECapeOutOfBounds, Common::Error::ECapeSolvingError, Common::Error::ECapeNoMemory)
void	mulvec (const Common::Types::CapeArrayDouble &vec, Common::Types::CapeArrayDouble &res, Common::Types::CapeBoolean transpose=false) throw (Common::Error::ECapeUnknown, Common::Error::ECapeBadArgument, Common::Error::ECapeOutOfBounds, Common::Error::ECapeSolvingError, Common::Error::ECapeNoMemory)
void	mulvec (int nvec, const double *vec, int nres, double *res, Common::Types::CapeBoolean transpose=false) throw (Common::Error::ECapeUnknown, Common::Error::ECapeBadArgument, Common::Error::ECapeOutOfBounds, Common::Error::ECapeSolvingError, Common::Error::ECapeNoMemory)
Private Member Functions
void	init_matrix (const DianaSparseArray &spar) throw (Common::Error::ECapeUnknown, Common::Error::ECapeBadArgument, Common::Error::ECapeOutOfBounds, Common::Error::ECapeSolvingError, Common::Error::ECapeNoMemory)
double	norm2 (int n, const double *vec)
Private Attributes
DianaSparseArray::crc_type	crc32sa
long	nRows
long	nCols
long	nNonZeros
std::vector< long >	irow
std::vector< long >	jcol
std::vector< double >	aval
Common::Types::CapeDouble	dblUround

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Detailed Description

Solver based on the algorithm proposed in the paper C. C. Paige and M. A. Saunders. LSQR: An algorithm for sparse linear equations and sparse least squares, TOMS 8(1), 43-71 (1982).

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

• DianaLSQRSolver.hpp
• DianaLSQRSolver.cpp