/// <summary>
 /// result = f0 + (f1 - f2) * t
 /// </summary>
 public static void AddScaledDelta(this ISampledField <double> f0, ISampledField <double> f1, ISampledField <double> f2, ISampledField <double> t, ISampledField <double> result, bool parallel = false)
 {
     if (parallel)
     {
         Vector.Parallel.AddScaledDelta(f0.Values, f1.Values, f2.Values, t.Values, result.Values);
     }
     else
     {
         Vector.AddScaledDelta(f0.Values, f1.Values, f2.Values, t.Values, result.Values);
     }
 }