N = (5, 2)
i: y = y(N)
O: (6.1, -1.01)
T: (3.03, -2.04)
h = Segment(N, T)
α = Angle(T, N, O)
f = Segment(N, O)
P = Point(i)
c = Circle(P, h)
A, E = Intersect(c, i)
k = Circle(P, f)
n = Line(P, f)
C, D = Intersect(k, n)
D' = Rotate(D, (-α), P)
t = Ray(P, D')
V = Intersect(c, t, 1)
p = CircleArc(P, If[x(A) < x(E), A, E], V)
U = Point(p)
r = Segment(O, T)
s = Segment(P, U)
a = Segment(V, P)
b = Segment(U, V)
ε = Angle(P, V, U)
η = Angle(V, P, U)
B = (-4.029723451829146, -5.27834074820224)
g = Segment(P, If[y(D) < y(C), D, C])
e = Segment(If[y(D) < y(C), D, C], U)
d = Segment(V, If[y(D) < y(C), D, C])
β = Angle(D, P, D')
γ = Angle(D, U, P)
δ = Angle(D, U, V)
ζ = Angle(P, V, D)