org.apache.commons.math3.analysis.function
Class Acosh

java.lang.Object
  extended by org.apache.commons.math3.analysis.function.Acosh
All Implemented Interfaces:
DifferentiableUnivariateFunction, UnivariateFunction

public class Acosh
extends Object
implements DifferentiableUnivariateFunction

Hyperbolic arc-cosine function.

Since:
3.0
Version:
$Id$

Constructor Summary
Acosh()
           
 
Method Summary
 UnivariateFunction derivative()
          Returns the derivative of the function
 double value(double x)
          Compute the value of the function.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

Acosh

public Acosh()
Method Detail

value

public double value(double x)
Compute the value of the function.

Specified by:
value in interface UnivariateFunction
Parameters:
x - Point at which the function value should be computed.
Returns:
the value of the function.

derivative

public UnivariateFunction derivative()
Returns the derivative of the function

Specified by:
derivative in interface DifferentiableUnivariateFunction
Returns:
the derivative function


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