com.imsl.math
Class RadialBasis.HardyMultiquadric

java.lang.Object
  com.imsl.math.RadialBasis.HardyMultiquadric

All Implemented Interfaces:

RadialBasis.Function

Enclosing class:

RadialBasis

public static class RadialBasis.HardyMultiquadric

extends Object

implements RadialBasis.Function

The Hardy multiquadric basis function, .

Constructor Summary

RadialBasis.HardyMultiquadric(double delta)
Creates a Hardy multiquadric basis function.

Method Summary

double	f(double x) A radial basis function.
double	g(double x) The derivative of the radial basis function.

Methods inherited from class java.lang.Object

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

Constructor Detail

RadialBasis.HardyMultiquadric

public RadialBasis.HardyMultiquadric(double delta)

Creates a Hardy multiquadric basis function.

Parameters:

delta - is the parameter in the function definition.

Method Detail

f

public double f(double x)

Description copied from interface: RadialBasis.Function

A radial basis function.

Specified by:

f in interface RadialBasis.Function

Parameters:

x - a double, the point at which the function is to be evaluated

Returns:

a double, the value of the function at x

g

public double g(double x)

Description copied from interface: RadialBasis.Function

The derivative of the radial basis function.

Specified by:

g in interface RadialBasis.Function

Parameters:

x - a double, the point at which the function is to be evaluated

Returns:

a double, the value of the function at x