private static void Main(string[] args)
{
Range range = new Range(0.2, 3);
Func <double, double> func = Function;
Func <double, double> derivative = Derivative;
Console.WriteLine("Start range: " + range);
Console.WriteLine("\n");
Execute.Bisection(range, func, 0.001f);
range = new Range(0.2, 3);
Console.WriteLine("\n");
Execute.Chord(range, func, 0.001);
Console.WriteLine("\n");
Execute.Attached(range, func, derivative, 0.001);
Console.WriteLine("\n");
Execute.ChordAttached(range, func, derivative, 0.001f);
Console.WriteLine("\n");
Execute.Iterations(range, func, Fi, 0.001);
//Console.WriteLine(Fi(Fi(0.2)));
}