koordinaten1

A: (2.5, 2.5, 3)
P12: (x(A), y(A), 0)
P13: (x(A), 0, z(A))
P23: (0, y(A), z(A))
P1: (x(A), 0, 0)
P2: (0, y(A), 0)
P3: (0, 0, z(A))
f = Segment(A, P12)
g = Segment(A, P23)
h = Segment(A, P13)
i = Segment(P23, P3)
j = Segment(P3, P13)
k = Segment(P13, P1)
l = Segment(P12, P1)
m = Segment(P23, P2)
n = Segment(P2, P12)
X1: (5, 0, 0)
X2: (0, 5, 0)
X3: (0, 0, 5)
O: (0, 0, 0)
u = Vector(O, A)
B = Point(yAxis)
C = Intersect(f, l)
d1, a, b, c = Polygon(B, C, A)
D = Intersect(zAxis, xAxis)
E = Point(b)
d2, e, d, p1 = Polygon(D, P1, E)