e = 2.718282
a = Point(xAxis)
d: x(a)
h = Mod(d * 1000.0, 10.0)
c: Div[d, 0.01] / 100.0
i = If(h ≥ 5.0, c + 0.01, c)
f(x) = 1.0 / sqrt(2.0 * 3.141592653589793) * e^(-1.0 / 2.0 * x^(2.0))
b = Integral(f(x), -100.0, i)
teksti2: "P(X  \; ≤ \;  a)  \;  = \; Φ(a) \; = \; " + b
teksti1: "a = " + d
g = AxisStepX()
s = 2.718282