R

t

t

t

R = 3.5 (slider from 0 to 6, step 0.25)
O = Intersect(xAxis, yAxis)
c = Circle(O, R)
r = 1.25 (slider from 0 to 6, step 0.25)
t = 1.4 (slider from 0 to 40, step 0.1)
A = Point(xAxis)
A' = Rotate(A, (360° * t / (((2 * π) * R))), O)
f = Ray(O, A')
B = Intersect(c, f)
d = Circle(B, r)
M, T = Intersect(d, f)
e = Circle(M, B)
g = Line(T, xAxis)
D, E = Intersect(e, g)
h = Segment(O, B)
j = Segment(T, E)
F, G = Intersect(c, xAxis)
k = CircleArc(O, G, B)
l = Segment(B, T)
P = Intersect(e, f, 2)
m = Segment(T, P)
H_B: ((R * cos((360° * t / (((2 * π) * R))))), (R * sin((360° * t / (((2 * π) * R))))))
H_P: (((R + (2 * r)) * cos((360° * t / (((2 * π) * R))))), ((R + (2 * r)) * sin((360° * t / (((2 * π) * R))))))
H_M: (((R + r) * cos((360° * t / (((2 * π) * R))))), ((R + r) * sin((360° * t / (((2 * π) * R))))))
H_B': (((R + r) * cos((t / (((2 * π) * R)) * 360°))) - (r * cos(((t * (r + R) / ((((2 * π) * R) * r))) * 360°))), ((R + r) * sin((t / (((2 * π) * R)) * 360°))) - (r * sin(((t * (r + R) / ((((2 * π) * R) * r))) * 360°))))
H_P': (((R + r) * cos((t / (((2 * π) * R)) * 360°))) + (r * cos(((t * (r + R) / ((((2 * π) * R) * r))) * 360°))), ((R + r) * sin((t / (((2 * π) * R)) * 360°))) + (r * sin(((t * (r + R) / ((((2 * π) * R) * r))) * 360°))))
α = Angle(A, O, B)
B' = Rotate(B, (-((t / (((2 * π) * r)) * 360°))), M)
β = Angle(B', M, B)
i = Segment(M, B')
P' = Rotate(P, (-((t / (((2 * π) * r)) * 360°))), M)
γ = Angle(P', M, P)
n = Segment(M, P')
p = CircleArc(M, P', P)
q = CircleArc(M, B', B)
a: π
b: π
Q: (((R - r) * cos((360° * t / (((2 * π) * R))))) + (r * cos(((360° * t) * (r - R) / ((((2 * π) * R) * r))))), ((R - r) * sin((360° * t / (((2 * π) * R))))) + (r * sin(((360° * t) * (r - R) / ((((2 * π) * R) * r))))))
S: (((R - r) * cos((360° * t / (((2 * π) * R))))) - (r * cos(((360° * t) * (r - R) / ((((2 * π) * R) * r))))), ((R - r) * sin((360° * t / (((2 * π) * R))))) - (r * sin(((360° * t) * (r - R) / ((((2 * π) * R) * r))))))