O = Intersect(xAxis, yAxis)
Z = (1.84, 1.7)
C = Point(xAxis)
A = Point(xAxis)
u = Vector(O, A)
c = Vector(O, C)
z = Vector(O, Z)
a_1 = Segment(A, Z)
c_1 = Line(C, a_1)
d = Line(O, Z)
Z' = Intersect(c_1, d)
cz = Vector(O, Z')