Dim x(5), y(5) s = 16108088 m2 = s Mod 2 T = s Mod 100 k = s Mod 10000 x(0) = 0 y(0) = 1 / k h = 1 For c = 1 To m2 + 2 x(c) = x(0) + c * h y(c) = y(c - 1) + h * y(c - 1) / T e = Abs(y(c) - Exp(x(c) / T) / k) MsgBox e Next c