com.reportmill.graphics

Class RMCurveFit.InverseFunc

java.lang.Object

com.reportmill.base.RMMath.RMFunc

com.reportmill.graphics.RMCurveFit.InverseFunc

Enclosing class:

RMCurveFit

public static class RMCurveFit.InverseFunc
extends RMMath.RMFunc

A function whose value is the inverse of another function ie. realFunc.f(x)=y ==> inverseFunc.f(y)=x

Constructor Summary

Constructors

Constructor and Description
RMCurveFit.InverseFunc(RMMath.RMFunc real)

Method Summary

Methods

Modifier and Type	Method and Description
double	f(double x)
double	fprime(double x, int order) nth derivative of function at x.

Methods inherited from class com.reportmill.base.RMMath.RMFunc

integrate, solve

Methods inherited from class java.lang.Object

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

Constructor Detail

RMCurveFit.InverseFunc

public RMCurveFit.InverseFunc(RMMath.RMFunc real)

Method Detail

f

public double f(double x)

Specified by:

f in class RMMath.RMFunc

fprime

public double fprime(double x,
            int order)

Description copied from class: RMMath.RMFunc

nth derivative of function at x. Base class calculates it numerically, but you could override this if you know the exact form. order=1 for first derivative, 2 for second derivative, etc.

Overrides:

fprime in class RMMath.RMFunc