Package org.apache.commons.math4.linear

Class NonPositiveDefiniteMatrixException

java.lang.Object

java.lang.Throwable

java.lang.Exception

java.lang.RuntimeException

org.apache.commons.math4.exception.MathRuntimeException

org.apache.commons.math4.exception.MathIllegalArgumentException

org.apache.commons.math4.exception.MathIllegalNumberException

org.apache.commons.math4.exception.NumberIsTooSmallException

org.apache.commons.math4.linear.NonPositiveDefiniteMatrixException

All Implemented Interfaces:

java.io.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 inherited from class org.apache.commons.math4.exception.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 org.apache.commons.math4.exception.NumberIsTooSmallException

getBoundIsAllowed, getMin

Methods inherited from class org.apache.commons.math4.exception.MathIllegalNumberException

getArgument

Methods inherited from class org.apache.commons.math4.exception.MathRuntimeException

getContext, getLocalizedMessage, getMessage

Methods inherited from class java.lang.Throwable

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

Methods inherited from class java.lang.Object

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

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.