ParametricUnivariateFunction (Apache Commons Math (Legacy) 4.0-SNAPSHOT API)

All Known Implementing Classes:

Gaussian.Parametric, HarmonicOscillator.Parametric, Logistic.Parametric, Logit.Parametric, PolynomialFunction.Parametric, Sigmoid.Parametric
```
public interface ParametricUnivariateFunction
```
An interface representing a real function that depends on one independent variable plus some extra parameters.

Since:

3.0

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`double[]`	`gradient(double x, double... parameters)`	Compute the gradient of the function with respect to its parameters.
`double`	`value(double x, double... parameters)`	Compute the value of the function.

- Method Detail
  - value
```
double value(double x,
             double... parameters)
```
    Compute the value of the function.
    
    Parameters:
    
    x - Point for which the function value should be computed.
    
    parameters - Function parameters.
    
    Returns:
    
    the value.
  - gradient
```
double[] gradient(double x,
                  double... parameters)
```
    Compute the gradient of the function with respect to its parameters.
    
    Parameters:
    
    x - Point for which the function value should be computed.
    
    parameters - Function parameters.
    
    Returns:
    
    the value.