Package org.ejml.sparse.csc.decomposition.chol

Class CholeskyUpLooking_FSCC

java.lang.Object

org.ejml.sparse.csc.decomposition.chol.CholeskyUpLooking_FSCC

All Implemented Interfaces:

org.ejml.interfaces.decomposition.CholeskyDecomposition<org.ejml.data.FMatrixSparseCSC>, org.ejml.interfaces.decomposition.CholeskySparseDecomposition<org.ejml.data.FMatrixSparseCSC>, org.ejml.interfaces.decomposition.CholeskySparseDecomposition_F32<org.ejml.data.FMatrixSparseCSC>, org.ejml.interfaces.decomposition.DecompositionInterface<org.ejml.data.FMatrixSparseCSC>, org.ejml.interfaces.decomposition.DecompositionSparseInterface<org.ejml.data.FMatrixSparseCSC>

public class CholeskyUpLooking_FSCC
extends java.lang.Object
implements org.ejml.interfaces.decomposition.CholeskySparseDecomposition_F32<org.ejml.data.FMatrixSparseCSC>

Performs a Cholesky decomposition using an up looking algorthm on a FMatrixSparseCSC.

See page 59 in "Direct Methods for Sparse Linear Systems" by Tomothy A. Davis

Constructor Summary

Constructors

Constructor	Description
CholeskyUpLooking_FSCC()

Method Summary

Modifier and Type	Method	Description
org.ejml.data.Complex_F32	computeDeterminant()
boolean	decompose(org.ejml.data.FMatrixSparseCSC orig)
org.ejml.data.IGrowArray	getGw()
org.ejml.data.FGrowArray	getGx()
org.ejml.data.FMatrixSparseCSC	getL()
org.ejml.data.FMatrixSparseCSC	getT(org.ejml.data.FMatrixSparseCSC T)
boolean	inputModified()
boolean	isLower()
boolean	isStructureLocked()
void	performSymbolic(org.ejml.data.FMatrixSparseCSC A)
void	setStructureLocked(boolean locked)

Methods inherited from class java.lang.Object

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

Constructor Detail

CholeskyUpLooking_FSCC

public CholeskyUpLooking_FSCC()

Method Detail

decompose

public boolean decompose(org.ejml.data.FMatrixSparseCSC orig)

Specified by:

decompose in interface org.ejml.interfaces.decomposition.DecompositionInterface<org.ejml.data.FMatrixSparseCSC>

performSymbolic

public void performSymbolic(org.ejml.data.FMatrixSparseCSC A)

inputModified

public boolean inputModified()

Specified by:

inputModified in interface org.ejml.interfaces.decomposition.DecompositionInterface<org.ejml.data.FMatrixSparseCSC>

isLower

public boolean isLower()

Specified by:

isLower in interface org.ejml.interfaces.decomposition.CholeskyDecomposition<org.ejml.data.FMatrixSparseCSC>

getT

public org.ejml.data.FMatrixSparseCSC getT(org.ejml.data.FMatrixSparseCSC T)

Specified by:

getT in interface org.ejml.interfaces.decomposition.CholeskyDecomposition<org.ejml.data.FMatrixSparseCSC>

computeDeterminant

public org.ejml.data.Complex_F32 computeDeterminant()

Specified by:

computeDeterminant in interface org.ejml.interfaces.decomposition.CholeskySparseDecomposition_F32<org.ejml.data.FMatrixSparseCSC>

getGx

public org.ejml.data.FGrowArray getGx()

getL

public org.ejml.data.FMatrixSparseCSC getL()

getGw

public org.ejml.data.IGrowArray getGw()

setStructureLocked

public void setStructureLocked(boolean locked)

Specified by:

setStructureLocked in interface org.ejml.interfaces.decomposition.DecompositionSparseInterface<org.ejml.data.FMatrixSparseCSC>

isStructureLocked

public boolean isStructureLocked()

Specified by:

isStructureLocked in interface org.ejml.interfaces.decomposition.DecompositionSparseInterface<org.ejml.data.FMatrixSparseCSC>