Package etomica.math.function

Class Function.Identity

java.lang.Object

etomica.math.function.Function.Identity

All Implemented Interfaces:

Function, FunctionDifferentiable, FunctionInvertible, IFunction, java.io.Serializable

Enclosing interface:

Function

public static class Function.Identity
extends java.lang.Object
implements FunctionInvertible, FunctionDifferentiable, java.io.Serializable

The function f(x) = x

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface etomica.math.function.Function

Function.Abs, Function.Chop, Function.Constant, Function.Exp, Function.Identity, Function.Linear, Function.Log, Function.Reciprocal, Function.Sqrt

Field Summary

Fields

Modifier and Type	Field	Description
static Function.Identity	INSTANCE

Constructor Summary

Constructors

Constructor	Description
Identity()

Method Summary

Modifier and Type	Method	Description
double	df(int n, double x)
double	f(double x)
double	inverse(double f)

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

public static final Function.Identity INSTANCE

Constructor Detail

Identity

public Identity()

Method Detail

f

public double f(double x)

Specified by:

f in interface IFunction

inverse

public double inverse(double f)

Specified by:

inverse in interface FunctionInvertible

df

public double df(int n,
                 double x)

Specified by:

df in interface FunctionDifferentiable