org.jfree.data.function

## Interface Function2D

-     public interface Function2D

  A function of the form `y = f(x)`.

- - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method and Description
    --- | ---
    `double` | `getValue(double x)` Returns the value of the function ('y') for a given input ('x').

- - ### Method Detail

    - #### getValue

          double getValue(double x)

      Returns the value of the function ('y') for a given input ('x').
      Parameters:
        `x` - the x-value.
      Returns:
        The function value.