\beginpmatrix 1 \\ -2 \\ 3 \endpmatrix \times \beginpmatrix 4 \\ 0 \\ -1 \endpmatrix = \beginvmatrix \mathbfi & \mathbfj & \mathbfk \\ 1 & -2 & 3 \\ 4 & 0 & -1 \endvmatrix - Abu Waleed Tea