koordinaten1

V: (2.5 | 2.5 | 3)
P12: (x(V) | y(V) | 0)
P13: (x(V) | 0 | z(V))
P23: (0 | y(V) | z(V))
P1: (x(V) | 0 | 0)
P2: (0 | y(V) | 0)
P3: (0 | 0 | z(V))
f = Segment(V, P12)
g = Segment(V, P23)
h = Segment(V, 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, V)
B = Point(yAxis)
C = Intersect(f, l)
d1, a, b, c = Polygon(B, C, V)
D = Intersect(zAxis, xAxis)
E = Point(b)
d2, e, d, p1 = Polygon(D, P1, E)
laenge: abs(u)
Text1: "\vec{ v } = \begin{pmatrix}" + (LaTeX[x(V)]) + "\\" + (LaTeX[y(V)]) + "\\" + (LaTeX[z(V)]) + "\end{pmatrix}: | \vec{ v } | = \sqrt{v_1^2 +v_2^2 + v_3^2}\ = \sqrt{(" + (LaTeX[x(V)]) + ")^2 + (" + (LaTeX[y(V)]) + ")^2 + (" + (LaTeX[z(V)]) + ")^2} = " + (LaTeX[laenge]) + ""