a = -3 (slider from -12 to 5, step 0.1)
b = 10 (slider from -5 to 10, step 0.1)
h_0 = 1 (slider from 0 to 1, step 0.01)
k = -0.22 (slider from -0.4 to 0.4, step 0.01)
P = (4, 1)
h: a + (b - a) * h_0
e = 2.718281828459045
A: (exp(-1.0 * 1.0 * 1.0 * 1.0 * 1.0 * k * h); h)
u(x) = e^(-1.0 * k * x) * cos(x)
v(x) = e^(-1.0 * k * x) * sin(x)
c = CurveCartesian(x(P) + u(t), y(P) + v(t), t, a, b)
B: A + P