Contains the implementation of the CMRES function which solves the unsymmetric linear system using the Generalized Minimum Residual method. More...

#include <math.h>

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Functions
template<class Real >
void	GeneratePlaneRotation (Real &dx, Real &dy, Real &cs, Real &sn)
	Compute the values cs and sn parameters to rotation. More...

template<class Real >
void	ApplyPlaneRotation (Real &dx, Real &dy, Real &cs, Real &sn)
	Makes rotation of the plane based on the cs and sn parameters. More...

template<class Matrix , class Vector >
void	Update (Vector &x, int64_t k, Matrix &h, Vector &s, Vector v[])
	Computes back solve. Updates on v vector. More...

template<class Real >
Real	abs (Real x)
	Returns absolute value to real. More...

template<class Operator , class Vector , class Preconditioner , class Matrix , class Real >
int	GMRES (Operator &A, Vector &x, const Vector &b, Preconditioner &M, Matrix &H, int &m, int64_t &max_iter, Real &tol, Vector *residual, const int FromCurrent)
	GMRES solves the unsymmetric linear system Ax = b using the Generalized Minimum Residual method. More...

Detailed Description

Contains the implementation of the CMRES function which solves the unsymmetric linear system using the Generalized Minimum Residual method.

Definition in file gmres.h.

Functions