f(x) = (x - 0.0777777777777775)² - 2 (x - 0.0777777777777775) + 2.242222222222222
a = Ray((0, 0), (1, 0))
P = Point(a)
T1: "b = " + (x(P))
Integral = Integral(f, 0, x(P))
T2: "Bestimmtes Integral = " + Integral