C(b,c)

C(c,b)

C(m,a)

a = (4.18, -2.4)
b = (6.58, -1.32)
c = (3.34, -8.28)
c_1 = Circle(b, c)
d = Circle(c, b)
D_1 = Intersect(c_1, d, 2)
E = Intersect(c_1, d, 1)
a_1 = Line(D_1, E)
b_1 = Line(b, c)
m = Intersect(a_1, b_1)
e = Line(a, m)
f = Circle(m, a)
n = Intersect(f, e, 2)
u = Vector(a, b)
v = Vector(c, n)