Package rocks.palaiologos.maja.matrix

Class DoubleCholeskyDecompositonResult

java.lang.Object

rocks.palaiologos.maja.matrix.DoubleCholeskyDecompositonResult

public final class DoubleCholeskyDecompositonResult
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
private final DoubleMatrix	l
private final boolean	spd

Constructor Summary

Constructors

Constructor	Description
DoubleCholeskyDecompositonResult(DoubleMatrix l, boolean spd)

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)
int	hashCode()
DoubleMatrix	l()
DoubleMatrix	solve(DoubleMatrix B)	Solve A * X = B.
boolean	spd()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

l

private final DoubleMatrix l

spd

private final boolean spd

Constructor Details

DoubleCholeskyDecompositonResult

DoubleCholeskyDecompositonResult(DoubleMatrix l,
 boolean spd)

Method Details

l

public DoubleMatrix l()

spd

public boolean spd()

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object

solve

public DoubleMatrix solve(DoubleMatrix B)

Solve A * X = B.

Returns:

X s.t. L * L' * X = B

Throws:

IllegalArgumentException - If matrix row dimensions do not agree or the matrix is not symmetric positive definite.