public class JacobiPreconditioner extends Object implements Preconditioner
| Constructor and Description |
|---|
JacobiPreconditioner(Matrix A)
Construct a Jacobi preconditioner.
|
| Modifier and Type | Method and Description |
|---|---|
Vector |
solve(Vector x)
Return P-1x, where P is the diagonal matrix
of A.
|
Vector |
transposeSolve(Vector x)
Pt = P-1 for Jacobi preconditioner.
|
public JacobiPreconditioner(Matrix A)
A - a coefficient matrixpublic Vector solve(Vector x)
vi = xi / Ai,i
solve in interface Preconditionerx - a vectorpublic Vector transposeSolve(Vector x)
transposeSolve in interface Preconditionerx - a vectorCopyright © 2010-2020 NM FinTech Ltd.. All Rights Reserved.