lanczos.h File Reference

#include <cusp/dia_matrix.h>
#include <cusp/coo_matrix.h>
#include "dg/algorithm.h"
#include "tridiaginv.h"
#include "matrixfunction.h"

Go to the source code of this file.

Classes
class	dg::mat::UniversalLanczos< ContainerType >
	Tridiagonalize \(A\) and approximate \(f(A)b \approx |b|_W V f(T) e_1\) via Lanczos algorithm. A is self-adjoint in the weights \( W\). More...

Namespaces
namespace	dg
	Classes for Krylov space approximations of a Matrix-Vector product.
namespace	dg::mat