[0−232043−40]\left[\begin{array}{ccc}0 & -2 & 3 \\2 & 0 & 4 \\3 & -4 & 0\end{array}\right]023−20−4340
[0−2−32143−40]\left[\begin{array}{ccc}0 & -2 & -3 \\2 & 1 & 4 \\3 & -4 & 0\end{array}\right]023−21−4−340
[0−2−32043−40]\left[\begin{array}{ccc}0 & -2 & -3 \\2 & 0 & 4 \\3 & -4 & 0\end{array}\right]023−20−4−340
[0−2−320−43−40]\left[\begin{array}{ccc}0 & -2 & -3 \\2 & 0 & -4 \\3 & -4 & 0\end{array}\right]023−20−4−3−40
