org.drip.spline.bspline

Class TensionBasisHat

java.lang.Object

org.drip.function.definition.R1ToR1

org.drip.spline.bspline.TensionBasisHat

Direct Known Subclasses:

BasisHatShapeControl, CubicRationalLeftRaw, CubicRationalRightRaw, ExponentialTensionLeftHat, ExponentialTensionLeftRaw, ExponentialTensionRightHat, ExponentialTensionRightRaw, TensionProcessedBasisHat

public abstract class TensionBasisHat
extends R1ToR1

TensionBasisHat implements the common basis hat function that form the basis for all B Splines. It contains the left/right ordinates, the tension, and the normalizer.

Author:

Lakshmi Krishnamurthy

Method Summary

Modifier and Type	Method and Description
boolean	in(double dblPredictorOrdinate) Identifies if the ordinate is local to the range
double	left() Retrieve the Left Predictor Ordinate
abstract double	normalizer() Compute the Normalizer
double	right() Retrieve the Right Predictor Ordinate
double	tension() Retrieve the Tension

Methods inherited from class org.drip.function.definition.R1ToR1

derivative, differential, differential, evaluate, integrate, maxima, maxima, minima, minima

Methods inherited from class java.lang.Object

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

Method Detail

in

public boolean in(double dblPredictorOrdinate)
           throws java.lang.Exception

Identifies if the ordinate is local to the range

Parameters:

dblPredictorOrdinate - The Predictor Ordinate

Returns:

TRUE - The Ordinate is local to the Specified Range

Throws:

java.lang.Exception - Thrown if the inputs are invalid

left

public double left()

Retrieve the Left Predictor Ordinate

Returns:

The Left Predictor Ordinate

right

public double right()

Retrieve the Right Predictor Ordinate

Returns:

The Right Predictor Ordinate

tension

public double tension()

Retrieve the Tension

Returns:

The Tension

normalizer

public abstract double normalizer()
                           throws java.lang.Exception

Compute the Normalizer

Returns:

The Normalizer

Throws:

java.lang.Exception - Thrown if the Normalizer cannot be computed