void simpleStep()
{
Console.WriteLine("x0 = " + x.X + " ; " + x.Y);
Point x1 = AlphaMove.point(lab3.alpha(g1(x), x), g1(x), x);
Console.WriteLine("x1 = " + x1.X + " ; " + x1.Y + "\nalpha = " + lab3.alpha(g1(x), x));
x1 = AlphaMove.point(lab3.alpha(g1(x), x), g1(x), x);
Console.WriteLine("x1 = " + x1.X + " ; " + x1.Y + "\nalpha = " + lab3.alpha(g1(x), x));
x1 = AlphaMove.point(lab3.alpha(g1(x), x), g1(x), x);
Console.WriteLine("x1 = " + x1.X + " ; " + x1.Y + "\nalpha = " + lab3.alpha(g1(x), x));
x2 = AlphaMove.point(lab3.alpha(g2(x1), x1), g2(x1), x1);
Console.WriteLine("x2 = " + x2.X + " ; " + x2.Y + "\nalpha = " + lab3.alpha(g2(x1), x1));
force = new Point(x2.X - x.X, x2.Y - x.Y);
x = x2;
}
void forceStep()
{
x2 = AlphaMove.point(lab3.alpha(force, x), force, x);
Console.WriteLine("x3 = " + x2.X + " ; " + x2.Y);
Console.WriteLine("");
}