Differentiator (OpenGamma Strata)

Type Parameters:

S - the domain type of the function

T - the range type of the function

U - the range type of the differential

All Known Implementing Classes:

MatrixFieldFirstOrderDifferentiator, ScalarFieldFirstOrderDifferentiator, ScalarFirstOrderDifferentiator, ScalarSecondOrderDifferentiator, VectorFieldFirstOrderDifferentiator, VectorFieldSecondOrderDifferentiator
```
public interface Differentiator<S,T,U>
```
Given a one-dimensional function (see Function), returns a function that calculates the gradient.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Function<S,U>`	`differentiate(Function<S,T> function)`	Provides a function that performs the differentiation.
`Function<S,U>`	`differentiate(Function<S,T> function, Function<S,Boolean> domain)`	Provides a function that performs the differentiation.

- Method Detail
  - differentiate
```
Function<S,U> differentiate(Function<S,T> function)
```
    Provides a function that performs the differentiation.
    
    Parameters:
    
    function - a function for which to get the differential function
    
    Returns:
    
    a function that calculates the differential
  - differentiate
```
Function<S,U> differentiate(Function<S,T> function,
                                  Function<S,Boolean> domain)
```
    Provides a function that performs the differentiation.
    
    Parameters:
    
    function - a function for which to get the differential function
    
    domain - a function that returns false if the requested value is not in the domain, true otherwise
    
    Returns:
    
    a function that calculates the differential