Spirala logarytmiczna

Spirala Archimedesa

a = 5 (slider from -5 to 5, step 0.01)
b = -0.45 (slider from -2 to 5, step 0.01)
slog = CurveCartesian(((a * ℯ^((b * k))) * cos(k)), ((a * ℯ^((b * k))) * sin(k)), k, 0, (20 * π))
c = true
d = true
p = -0.06 (slider from -5 to 5, step 0.01)
r = 10.663706143591725 (slider from 0 to (40 * π), step 0.1)
sarch = CurveCartesian(((p * k) * sin(k)), ((p * k) * cos(k)), k, 0, r)