Module ojalgo

Package org.ojalgo.matrix.decomposition

Class DeferredTridiagonal<N extends Comparable<N>>

java.lang.Object

org.ojalgo.matrix.decomposition.AbstractDecomposition<N,DecompositionStore<N>>

org.ojalgo.matrix.decomposition.InPlaceDecomposition<N>

org.ojalgo.matrix.decomposition.DenseTridiagonal<N>

org.ojalgo.matrix.decomposition.DeferredTridiagonal<N>

All Implemented Interfaces:

MatrixDecomposition<N>, Tridiagonal<N>, Structure1D, Structure2D

Direct Known Subclasses:

DeferredTridiagonal.C128, DeferredTridiagonal.H256, DeferredTridiagonal.Q128, DeferredTridiagonal.R064, DeferredTridiagonal.R128

abstract class DeferredTridiagonal<N extends Comparable<N>>
extends DenseTridiagonal<N>

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
(package private) static final class	DeferredTridiagonal.C128
(package private) static final class	DeferredTridiagonal.H256
(package private) static final class	DeferredTridiagonal.Q128
(package private) static final class	DeferredTridiagonal.R064
(package private) static final class	DeferredTridiagonal.R128

Nested classes/interfaces inherited from interface org.ojalgo.matrix.decomposition.MatrixDecomposition

MatrixDecomposition.Determinant<N extends Comparable<N>>, MatrixDecomposition.EconomySize<N extends Comparable<N>>, MatrixDecomposition.Factory<D extends MatrixDecomposition<?>>, MatrixDecomposition.Hermitian<N extends Comparable<N>>, MatrixDecomposition.Ordered<N extends Comparable<N>>, MatrixDecomposition.Pivoting<N extends Comparable<N>>, MatrixDecomposition.RankRevealing<N extends Comparable<N>>, MatrixDecomposition.Solver<N extends Comparable<N>>, MatrixDecomposition.Updatable<N extends Comparable<N>>, MatrixDecomposition.Values<N extends Comparable<N>>

Nested classes/interfaces inherited from interface org.ojalgo.structure.Structure1D

Structure1D.BasicMapper<T>, Structure1D.IndexMapper<T>, Structure1D.IntIndex, Structure1D.LongIndex, Structure1D.LoopCallback

Nested classes/interfaces inherited from interface org.ojalgo.structure.Structure2D

Structure2D.IntRowColumn, Structure2D.Logical<S extends Structure2D,B extends Structure2D.Logical<S,B>>, Structure2D.LongRowColumn, Structure2D.ReducibleTo1D<R extends Structure1D>, Structure2D.Reshapable, Structure2D.RowColumnKey<R,C>, Structure2D.RowColumnMapper<R,C>

Nested classes/interfaces inherited from interface org.ojalgo.matrix.decomposition.Tridiagonal

Tridiagonal.Factory<N extends Comparable<N>>

Field Summary

Fields

Modifier and Type	Field	Description
private BasicArray<N>	myDiagD
private BasicArray<N>	myDiagE
private Array1D<N>	myInitDiagQ

Fields inherited from interface org.ojalgo.matrix.decomposition.MatrixDecomposition

TYPICAL

Fields inherited from interface org.ojalgo.matrix.decomposition.Tridiagonal

C128, H256, Q128, R064, R128

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	DeferredTridiagonal(PhysicalStore.Factory<N,? extends DecompositionStore<N>> factory)

Method Summary

Modifier and Type	Method	Description
boolean	decompose(Access2D.Collectable<N,? super TransformableRegion<N>> matrix)
(package private) MatrixStore<N>	makeD()
(package private) DecompositionStore<N>	makeQ()
(package private) abstract Array1D<N>	makeReal(BasicArray<N> offDiagonal)
void	reset()	Delete computed results, and resets attributes to default values
protected void	supplyDiagonalTo(double[] d, double[] e)

Methods inherited from class org.ojalgo.matrix.decomposition.DenseTridiagonal

getD, getDecompositionQ, getQ

Methods inherited from class org.ojalgo.matrix.decomposition.InPlaceDecomposition

getColDim, getInPlace, getInverse, getInverse, getRowDim, setInPlace

Methods inherited from class org.ojalgo.matrix.decomposition.AbstractDecomposition

aggregator, applyPivotOrder, applyReverseOrder, checkSolvability, collect, computed, copyColumn, copyRow, function, getDimensionalEpsilon, isAspectRatioNormal, isComputed, isSolvable, makeArray, makeDiagonal, makeEye, makeHouseholder, makeIdentity, makeRotation, makeRotation, makeZero, makeZero, scalar, wrap

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.ojalgo.matrix.decomposition.MatrixDecomposition

isComputed

Methods inherited from interface org.ojalgo.structure.Structure2D

count, countColumns, countRows, firstInColumn, firstInRow, getColDim, getMaxDim, getMinDim, getRowDim, isEmpty, isFat, isScalar, isSquare, isTall, isVector, limitOfColumn, limitOfRow, size

Methods inherited from interface org.ojalgo.matrix.decomposition.Tridiagonal

reconstruct

Field Details

myDiagD

private transient BasicArray<N extends Comparable<N>> myDiagD

myDiagE

private transient BasicArray<N extends Comparable<N>> myDiagE

myInitDiagQ

private Array1D<N extends Comparable<N>> myInitDiagQ

Constructor Details

DeferredTridiagonal

protected DeferredTridiagonal(PhysicalStore.Factory<N,? extends DecompositionStore<N>> factory)

Method Details

decompose

public boolean decompose(Access2D.Collectable<N,? super TransformableRegion<N>> matrix)

Parameters:

matrix - A matrix to decompose

Returns:

true if decomposition suceeded; false if not

reset

public void reset()

Description copied from interface: MatrixDecomposition

Delete computed results, and resets attributes to default values

Specified by:

reset in interface MatrixDecomposition<N extends Comparable<N>>

Overrides:

reset in class DenseTridiagonal<N extends Comparable<N>>

supplyDiagonalTo

protected void supplyDiagonalTo(double[] d,
 double[] e)

Specified by:

supplyDiagonalTo in class DenseTridiagonal<N extends Comparable<N>>

makeD

MatrixStore<N> makeD()

Specified by:

makeD in class DenseTridiagonal<N extends Comparable<N>>

makeQ

DecompositionStore<N> makeQ()

Specified by:

makeQ in class DenseTridiagonal<N extends Comparable<N>>

makeReal

abstract Array1D<N> makeReal(BasicArray<N> offDiagonal)