Let v=(v1,v2,v3) and w=(w1,w2,w3) be vectors in R3. The cross product of v and w, ... (v×w)⋅v=(v2w3−v3w2,v3w1−v1w3,v1w2−v2w1)⋅(v1,v2 ...
確定! 回上一頁