[4, 3, 1] ⨯ [4, 5, 2] = [1, -4, 8]
[7, -3, 14] + r·[4, 3, 1] + s·[1, -4, 8] = [5, 7, -1] + t·[4, 5, 2] --> r = -1 ∧ s = -2 ∧ t = -1
Die Punkte sind
[7, -3, 14] - 1·[4, 3, 1] = [3, -6, 13]
[5, 7, -1] - 1·[4, 5, 2] = [1, 2, -3]
Der Abstand beträgt
|-2·[1, -4, 8]| = 18