Top Description Fields Constructors Methods
org.apache.commons.math3.analysis.function

public Class Constant

extends Object
implements UnivariateDifferentiableFunction, DifferentiableUnivariateFunction
Class Inheritance
All Implemented Interfaces
org.apache.commons.math3.analysis.DifferentiableUnivariateFunction, org.apache.commons.math3.analysis.UnivariateFunction, org.apache.commons.math3.analysis.differentiation.UnivariateDifferentiableFunction
Imports
org.apache.commons.math3.analysis.DifferentiableUnivariateFunction, org.apache.commons.math3.analysis.differentiation.DerivativeStructure, .UnivariateDifferentiableFunction

Deprecated

as a consequence of DifferentiableUnivariateFunction being deprecated. See corresponding docs for further information.

Constant function.
Since
3.0

Field Summary

Modifier and TypeField and Description
private final double
c

Constant.

Constructor Summary

AccessConstructor and Description
public
Constant(double
Constant.
c)

Method Summary

Modifier and TypeMethod and Description
public DifferentiableUnivariateFunction
derivative()

Implements org.apache.commons.math3.analysis.DifferentiableUnivariateFunction.derivative.

Deprecated as of 3.1, replaced by value(DerivativeStructure)

Returns the derivative of the function

public double
value(double
Point at which the function value should be computed.
x)

Implements org.apache.commons.math3.analysis.UnivariateFunction.value.

Compute the value of the function.

public DerivativeStructure
value(final DerivativeStructure
function input value
t)

Implements org.apache.commons.math3.analysis.differentiation.UnivariateDifferentiableFunction.value.

Simple mathematical function.

Inherited from java.lang.Object:
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Field Detail

cback to summary
private final double c

Constant.

Constructor Detail

Constantback to summary
public Constant(double c)
Parameters
c:double

Constant.

Method Detail

derivativeback to summary
public DifferentiableUnivariateFunction derivative()

Implements org.apache.commons.math3.analysis.DifferentiableUnivariateFunction.derivative.

Doc from org.apache.commons.math3.analysis.DifferentiableUnivariateFunction.derivative.

Deprecated

as of 3.1, replaced by value(DerivativeStructure)

Returns the derivative of the function

Returns:DifferentiableUnivariateFunction

the derivative function

Annotations
@Deprecated
valueback to summary
public double value(double x)

Implements org.apache.commons.math3.analysis.UnivariateFunction.value.

Doc from org.apache.commons.math3.analysis.UnivariateFunction.value.

Compute the value of the function.

Parameters
x:double

Point at which the function value should be computed.

Returns:double

the value of the function.

valueback to summary
public DerivativeStructure value(final DerivativeStructure t)

Implements org.apache.commons.math3.analysis.differentiation.UnivariateDifferentiableFunction.value.

Doc from org.apache.commons.math3.analysis.differentiation.UnivariateDifferentiableFunction.value.

Simple mathematical function.

UnivariateDifferentiableFunction classes compute both the value and the first derivative of the function.

Parameters
t:DerivativeStructure

function input value

Returns:DerivativeStructure

function result

Since
3.1