no.uib.cipr.matrix.sparse

Interface IterativeSolver

All Known Implementing Classes:

AbstractIterativeSolver, BiCG, BiCGstab, CG, CGS, Chebyshev, GMRES, IR, QMR

public interface IterativeSolver

Iterative linear solver. Solves Ax=b for x, and it supports preconditioning and convergence monitoring.

Method Summary

Modifier and Type	Method and Description
IterationMonitor	getIterationMonitor() Gets the iteration monitor
Preconditioner	getPreconditioner() Gets preconditioner
void	setIterationMonitor(IterationMonitor iter) Sets iteration monitor
void	setPreconditioner(Preconditioner M) Sets preconditioner
Vector	solve(Matrix A, Vector b, Vector x) Solves the given problem, writing result into the vector.

Method Detail

solve

Vector solve(Matrix A,
             Vector b,
             Vector x)
      throws IterativeSolverNotConvergedException

Solves the given problem, writing result into the vector.

Parameters:

A - Matrix of the problem

b - Right hand side

x - Solution is stored here. Also used as initial guess

Returns:

The solution vector x

Throws:

IterativeSolverNotConvergedException

setPreconditioner

void setPreconditioner(Preconditioner M)

Sets preconditioner

Parameters:

M - Preconditioner to use

getPreconditioner

Preconditioner getPreconditioner()

Gets preconditioner

Returns:

Current preconditioner

setIterationMonitor

void setIterationMonitor(IterationMonitor iter)

Sets iteration monitor

Parameters:

iter - Iteration monitor

getIterationMonitor

IterationMonitor getIterationMonitor()

Gets the iteration monitor

Returns:

Current iteration monitor