Class NonPositiveDefiniteMatrixException

java.lang.Object

java.lang.Throwable

java.lang.Exception

java.lang.RuntimeException

java.lang.IllegalArgumentException

org.apache.commons.math3.exception.MathIllegalArgumentException

org.apache.commons.math3.exception.MathIllegalNumberException

org.apache.commons.math3.exception.NumberIsTooSmallException

org.apache.commons.math3.linear.NonPositiveDefiniteMatrixException

All Implemented Interfaces:

Serializable, ExceptionContextProvider

public class NonPositiveDefiniteMatrixException
extends NumberIsTooSmallException

Exception to be thrown when a positive definite matrix is expected.

Since:

3.0

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
private final int	index	Index (diagonal element).
private static final long	serialVersionUID	Serializable version Id.
private final double	threshold	Threshold.

Fields inherited from class MathIllegalNumberException

INTEGER_ZERO

Constructor Summary

Constructors

Constructor	Description
NonPositiveDefiniteMatrixException(double wrong, int index, double threshold)	Construct an exception.

Method Summary

Modifier and Type	Method	Description
int	getColumn()
int	getRow()
double	getThreshold()

Methods inherited from class NumberIsTooSmallException

getBoundIsAllowed, getMin

Methods inherited from class MathIllegalNumberException

getArgument

Methods inherited from class MathIllegalArgumentException

getContext, getLocalizedMessage, getMessage

Methods inherited from class Throwable

addSuppressed, fillInStackTrace, getCause, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

Methods inherited from class Object

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

Field Details

serialVersionUID

private static final long serialVersionUID

Serializable version Id.

See Also:

• Constant Field Values

index

private final int index

Index (diagonal element).

threshold

private final double threshold

Threshold.

Constructor Details

NonPositiveDefiniteMatrixException

public NonPositiveDefiniteMatrixException(double wrong,
 int index,
 double threshold)

Construct an exception.

Parameters:

wrong - Value that fails the positivity check.

index - Row (and column) index.

threshold - Absolute positivity threshold.

Method Details

getRow

public int getRow()

Returns:

the row index.

getColumn

public int getColumn()

Returns:

the column index.

getThreshold

public double getThreshold()

Returns:

the absolute positivity threshold.