Package org.djunits.util

Class MatrixMath.LU

java.lang.Object

org.djunits.util.MatrixMath.LU

Enclosing class:

MatrixMath

protected static final class MatrixMath.LU
extends Object

Helper class for LU decomposition with partial pivoting.

Constructor Summary

Constructors

Constructor	Description
LU(double[] lu, int[] piv, int pivotSign, double scale)	Construct an LU instance.

Method Summary

Methods inherited from class java.lang.Object

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

Constructor Details

LU

LU(double[] lu,
 int[] piv,
 int pivotSign,
 double scale)

Construct an LU instance.

Parameters:

lu - combined L (unit diag) and U, row-major

piv - row permutations

pivotSign - the pivot sign, +1 or -1

scale - scale for tolerance decisions