Zeilentausch kannst du weglassen, wenn es nicht nötig ist und nichts bringt.
[2, 0.5, -1, 1, 0, 0]
[1, 2.5, -1, 0, 1, 0]
[-0.5, 0.25, 1.5, 0, 0, 1]
2*II - I ; 4*III + I
[2, 0.5, -1, 1, 0, 0]
[0, 4.5, -1, -1, 2, 0]
[0, 1.5, 5, 1, 0, 4]
3*III - II
[2, 0.5, -1, 1, 0, 0]
[0, 4.5, -1, -1, 2, 0]
[0, 0, 16, 4, -2, 12]
16*I + III ; 16*II + III
[32, 8, 0, 20, -2, 12]
[0, 72, 0, -12, 30, 12]
[0, 0, 16, 4, -2, 12]
9*I - II
[288, 0, 0, 192, -48, 96]
[0, 72, 0, -12, 30, 12]
[0, 0, 16, 4, -2, 12]
Jetzt normieren
[1, 0, 0, 2/3, - 1/6, 1/3]
[0, 1, 0, - 1/6, 5/12, 1/6]
[0, 0, 1, 1/4, - 1/8, 3/4]