Test 1 set([4, 7, 8]): Passed
Test 2 [1000, 432, -56.3] + [-999, 23, 0]: Failed
Test 3 [5677, -50, 28] - [-1, -49, 27]: Failed
Test 4 [58.4, -45, 999999] / -56.3: Failed
Test 5 [-568, 214789, -251] * 2.7: Failed
Test 6 [2, 6.8, -23] dot [8, -2, -9]: Failed
Test 7 [34, 6, 34.2222] cross [87, 34.8675, -234]: Failed
Test 8 magnitude([45.2, -23.7, 9923]): Failed
Test 9 normalize([-87, 22, 66.45623]): Failed