mikera.matrixx.decompose.impl.lu

Class LUPResult

java.lang.Object

mikera.matrixx.decompose.impl.lu.LUPResult

All Implemented Interfaces:

ILUPResult, ILUResult

public class LUPResult
extends java.lang.Object
implements ILUPResult

Constructor Summary

Constructors

Constructor and Description
LUPResult(AMatrix l, AMatrix u)
LUPResult(AMatrix l, AMatrix u, PermutationMatrix p)

Method Summary

Modifier and Type	Method and Description
double	computeDeterminant() Computes the determinant from the LU decomposition.
AMatrix	getL() Returns the L matrix from the decomposition.
PermutationMatrix	getP() Returns the P matrix from the decomposition.
AMatrix	getU() Returns the U matrix from the decomposition.

Methods inherited from class java.lang.Object

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

Constructor Detail

LUPResult

public LUPResult(AMatrix l,
                 AMatrix u,
                 PermutationMatrix p)

LUPResult

public LUPResult(AMatrix l,
                 AMatrix u)

Method Detail

getL

public AMatrix getL()

Description copied from interface: ILUResult

Returns the L matrix from the decomposition. This matrix will have ones on the leading diagonal.

Specified by:

getL in interface ILUResult

Returns:

The L matrix.

getU

public AMatrix getU()

Description copied from interface: ILUResult

Returns the U matrix from the decomposition.

Specified by:

getU in interface ILUResult

Returns:

The U matrix.

getP

public PermutationMatrix getP()

Description copied from interface: ILUPResult

Returns the P matrix from the decomposition.

Specified by:

getP in interface ILUPResult

Returns:

The P matrix.

computeDeterminant

public double computeDeterminant()

Description copied from interface: ILUResult

Computes the determinant from the LU decomposition.

Specified by:

computeDeterminant in interface ILUResult

Returns:

The matrix's determinant.