- #1

- 461

- 0

## Main Question or Discussion Point

How do you take the cross product of two 4-Vectors?

[tex]\vec{r} = \left( \begin{array}{ccc}c*t & x & y & z \end{array} \right)[/tex]

[tex]\vec{v} = \left( \begin{array}{ccc}c & vx & vy & vz \end{array} \right)[/tex]

[tex]\vec{v} \times \vec{r} = ?[/tex]

[tex][/tex]

[tex]\vec{r} = \left( \begin{array}{ccc}c*t & x & y & z \end{array} \right)[/tex]

[tex]\vec{v} = \left( \begin{array}{ccc}c & vx & vy & vz \end{array} \right)[/tex]

[tex]\vec{v} \times \vec{r} = ?[/tex]

[tex][/tex]