Streckfaktor in y-Richtung:

\mbox{neue Funktion: }f(x)=\left( \frac{ 1 }{k_x }\cdot x \right)^2

k_x = 3.5 (slider from -3 to 5, step 0.25)
p(x) = x^(2.0)
A = (1, 1)
B: (k_x, 1.0)
D = (0.5, 0.25)
E = (0, 1)
u = Vector(E, B)
v = Vector(E, A)
f(x) = (1.0 / k_x * x)^(2.0)
C: (k_x * 0.5, 0.5^(2.0))