O = Intersect(yAxis, xAxis)
A = Point(xAxis)
A' = Point(xAxis)
B = Point(yAxis)
B' = Point(yAxis)
a = OrthogonalLine(A, xAxis)
b = OrthogonalLine(A', xAxis)
c = OrthogonalLine(B, yAxis)
d = OrthogonalLine(B', yAxis)
C = Intersect(a, c)
C' = Intersect(b, d)
e = Segment(B, C)
f = Segment(C, A)
g = Segment(A', C')
h = Segment(C', B')
i = Segment(A, B')
j = Segment(B, A')
I = Intersect(i, j)
k = Line(I, C')