edu.emory.mathcs.csparsej.tdouble

Class Dcs_lusol

java.lang.Object

edu.emory.mathcs.csparsej.tdouble.Dcs_lusol

public class Dcs_lusol
extends java.lang.Object

Solve Ax=b using sparse LU factorization.

Constructor Summary

Constructors

Constructor and Description
Dcs_lusol()

Method Summary

Modifier and Type	Method and Description
static boolean	cs_lusol(int order, Dcs_common.Dcs A, double[] b, double tol) Solves Ax=b, where A is square and nonsingular.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Dcs_lusol

public Dcs_lusol()

Method Detail

cs_lusol

public static boolean cs_lusol(int order,
                               Dcs_common.Dcs A,
                               double[] b,
                               double tol)

Solves Ax=b, where A is square and nonsingular. b overwritten with solution. Partial pivoting if tol = 1.

Parameters:

order - ordering method to use (0 to 3)

A - column-compressed matrix

b - size n, b on input, x on output

tol - partial pivoting tolerance

Returns:

true if successful, false on error