/// <inheritdoc/>
public DerivativeStructure getZero()
{
return(new DerivativeStructure(compiler.getFreeParameters(), compiler.getOrder(), 0.0));
}
/// <summary>
/// Get the number of free parameters.
/// </summary>
/// <returns>number of free parameters</returns>
public int getFreeParameters()
{
return(compiler.getFreeParameters());
}
