pcg.h File Reference

#include <cmath>
#include "blas.h"
#include "functors.h"
#include "extrapolation.h"
#include "backend/typedefs.h"
#include "backend/timer.h"

Go to the source code of this file.

Classes
class	dg::PCG< ContainerType, complex_mode >
	Preconditioned conjugate gradient method to solve \( Ax=b\). More...

Namespaces
namespace	dg
	This is the namespace for all functions and classes defined and used by the discontinuous Galerkin library.

Typedefs
template<class ContainerType >
using	dg::COCG = dg::PCG<ContainerType, dg::complex_symmetric>
	The Conjugate orthogonal conjugate gradient (COCG) algorithm.

Enumerations
enum	dg::ComplexMode { dg::complex_symmetric , dg::complex_hermitian }
	Determine algorithm for complex matrices. More...

Detailed Description

Conjugate gradient class and functions