$\pmb\math O $

$\pmb E_1$

$\pmb e_1$

$\pmb E_2$

$\pmb e_2$

$\pmb E_3$

$\pmb e_3$

\text{ Súradnicový repér v }\mathbb {E_3 }:  \; \left\langle O, \vec{e_1}, \vec{e_2},\vec{e_3}\right\rangle 

\text{Vektor }\vec b=−\vec e_1+\vec e_2−2\vec e_3

\text{Zadajte }−\vec e_1+\vec e_2−2\vec e_3 \text{ do vstupného poľa.

O = Intersect(xAxis, zAxis)
E_1 = Point(xAxis)
e_1 = Vector(O, E_1)
E_{2} = Point(yAxis)
e_2 = Vector(O, E_{2})
E_3 = Point(zAxis)
e_3 = Vector(O, E_3)
p = Plane(O, E_{2}, E_1)
text4: "\text{Vektory: }\vec e_1=" + (LaTeX[e_1]) + " ;\vec e_2= " + (LaTeX[e_2]) + ";\vec e_3=" + (LaTeX[e_3]) + " "
f = Ray(O, E_3)